repo stringlengths 7 90 | file_url stringlengths 81 315 | file_path stringlengths 4 228 | content stringlengths 0 32.8k | language stringclasses 1
value | license stringclasses 7
values | commit_sha stringlengths 40 40 | retrieved_at stringdate 2026-01-04 14:38:15 2026-01-05 02:33:18 | truncated bool 2
classes |
|---|---|---|---|---|---|---|---|---|
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/pwn/randomness/solver-template.py | ctfs/TAMUctf/2023/pwn/randomness/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="randomness")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/pwn/pointers/solver-template.py | ctfs/TAMUctf/2023/pwn/pointers/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="pointers")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/rev/absolute-cap/solver-template.py | ctfs/TAMUctf/2023/rev/absolute-cap/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="absolute-cap")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/embedded/Courier/solver-template.py | ctfs/TAMUctf/2023/embedded/Courier/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="courier")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/md5/server.py | ctfs/TAMUctf/2023/crypto/md5/server.py | import hashlib
import subprocess
def md5sum(b: bytes):
return hashlib.md5(b).digest()[:3]
whitelisted_cmd = b'echo lmao'
whitelisted_hash = md5sum(whitelisted_cmd)
def main():
while True:
cmd = input('> ').encode()
if cmd == b'exit':
print('Goodbye')
exit()
i... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/md5/solver-template.py | ctfs/TAMUctf/2023/crypto/md5/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="md5")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/shmooving-3/solver-template.py | ctfs/TAMUctf/2023/crypto/shmooving-3/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="shmooving-3")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/shmooving/solver-template.py | ctfs/TAMUctf/2023/crypto/shmooving/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="shmooving")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/vigenot/chall.py | ctfs/TAMUctf/2023/crypto/vigenot/chall.py | import re
from flag import flag, key
alpha = 'abcdefghijklmnopqrstuvwxyz'
regex = re.compile('[^a-zA-Z]')
msg = flag
key = key
def encrypt(msg, key):
ctxt = ''
msg = regex.sub('', msg).lower()
key = regex.sub('', key).lower()
for i in range(len(msg)):
index = alpha.index(msg[i]) ^ alpha.index(key[i % len(key... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/prng/server.py | ctfs/TAMUctf/2023/crypto/prng/server.py | import secrets
from flag import flag, m, a, c
class Rand:
def __init__(self, seed):
self.m = m
self.a = a
self.c = c
self.seed = seed
if seed % 2 == 0: # initial state must be odd
self.seed += 1
def rand(self):
self.seed = (self.a * self.seed + self.... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/prng/solver-template.py | ctfs/TAMUctf/2023/crypto/prng/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="prng")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/numbers-pensive/server.py | ctfs/TAMUctf/2023/crypto/numbers-pensive/server.py | from Crypto.Util.number import getPrime
from Crypto.Random.random import getrandbits, randint
from pathlib import Path
from math import gcd
flag = Path("flag.txt").read_text()
e = 65537
while True:
p = getPrime(1024)
q = getPrime(1024)
n = p * q
phi = (p - 1) * (q - 1)
if gcd(e, phi) == 1:
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/crypto/numbers-pensive/solver-template.py | ctfs/TAMUctf/2023/crypto/numbers-pensive/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="numbers-pensive")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2023/web/connect/app.py | ctfs/TAMUctf/2023/web/connect/app.py | import flask
import os
def escape_shell_cmd(data):
for char in data:
if char in '&#;`|*?~<>^()[]{}$\\':
return False
else:
return True
app = flask.Flask(__name__)
@app.route('/', methods=['GET'])
def index():
return flask.render_template('index.html')
@app.route('/api... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/quick-mafs/solver-template.py | ctfs/TAMUctf/2022/pwn/quick-mafs/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="quick-mafs")
for binary in range(5):
instructions = p.recvline() # the server will give you instructions as to what your exploit should do
with open("elf", "wb") as file:
file.write(bytes.fromhex(p.recvline().rstrip().decode()))
# send whatever data... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/trivial/solver-template.py | ctfs/TAMUctf/2022/pwn/trivial/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="trivial")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/live_math_love/solver-template.py | ctfs/TAMUctf/2022/pwn/live_math_love/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="live-math-love")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/void/solver-template.py | ctfs/TAMUctf/2022/pwn/void/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="void")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/rop_golf/solver-template.py | ctfs/TAMUctf/2022/pwn/rop_golf/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="rop-golf")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/lucky/solver-template.py | ctfs/TAMUctf/2022/pwn/lucky/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="lucky")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/ctf_sim/solver-template.py | ctfs/TAMUctf/2022/pwn/ctf_sim/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="ctf-sim")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/pwn/one-and-done/solver-template.py | ctfs/TAMUctf/2022/pwn/one-and-done/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="one-and-done")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/rev/labyrinth/solver-template.py | ctfs/TAMUctf/2022/rev/labyrinth/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="labyrinth")
for binary in range(5):
with open("elf", "wb") as file:
file.write(bytes.fromhex(p.recvline().rstrip().decode()))
# send whatever data you want
p.sendline(b"howdy".hex())
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/rev/unboxing/solver-template.py | ctfs/TAMUctf/2022/rev/unboxing/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="unboxing")
for binary in range(5):
with open("elf", "wb") as file:
file.write(bytes.fromhex(p.recvline().rstrip().decode()))
# send whatever data you want
p.sendline(b"howdy".hex())
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/crypto/viktor/provided.py | ctfs/TAMUctf/2022/crypto/viktor/provided.py | import asyncio
import socket
import hashlib
from time import sleep, time
### CONSTANTS ###
PORTNUM = 49204
TIMEDPRINT = 0.08
FLAG = "[REDACTED]"
CONSTHASH = "667a32132baf411ebf34c81a242d9ef4bf72e288"
def timedOutput(writer, msg, delay):
for c in msg:
writer.write(bytes(c, "utf-8"))
sleep(delay)
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/crypto/viktor/solver-template.py | ctfs/TAMUctf/2022/crypto/viktor/solver-template.py | from pwn import *
p = remote("tamuctf.com", 443, ssl=True, sni="viktor")
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2022/crypto/rs-ayyy-how-you-doin/solver-template.py | ctfs/TAMUctf/2022/crypto/rs-ayyy-how-you-doin/solver-template.py | from pwn import *
# This allow for some networking magic
p = remote("tamuctf.com", 443, ssl=True, sni="rs-ayyy-how-you-doin")
## YOUR CODE GOES HERE
p.interactive()
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2020/TOC_TO_WHO/client.py | ctfs/TAMUctf/2020/TOC_TO_WHO/client.py | import grpc
import argparse
import protobuf_pb2
import protobuf_pb2_grpc
import signal
class UserLogoutError(Exception):
pass
def signal_handler(signum, frame):
raise UserLogoutError('Logging user out')
class Client:
def __init__(self,hname,p,uname):
self.hostname = hname
self.port = p
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2020/TOC_TO_WHO/protobuf_pb2_grpc.py | ctfs/TAMUctf/2020/TOC_TO_WHO/protobuf_pb2_grpc.py | # Generated by the gRPC Python protocol compiler plugin. DO NOT EDIT!
import grpc
import protobuf_pb2 as protobuf__pb2
class EchoServiceStub(object):
"""The messenger service definition.
"""
def __init__(self, channel):
"""Constructor.
Args:
channel: A grpc.Channel.
"""
self.Login = cha... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/TAMUctf/2020/TOC_TO_WHO/protobuf_pb2.py | ctfs/TAMUctf/2020/TOC_TO_WHO/protobuf_pb2.py | # Generated by the protocol buffer compiler. DO NOT EDIT!
# source: protobuf.proto
import sys
_b=sys.version_info[0]<3 and (lambda x:x) or (lambda x:x.encode('latin1'))
from google.protobuf import descriptor as _descriptor
from google.protobuf import message as _message
from google.protobuf import reflection as _refl... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/pwn/spygame/setup.py | ctfs/nullconHackIM/2023-Berlin/pwn/spygame/setup.py | from distutils.core import setup, Extension
def main():
setup(name="spy",
version="1.0.0",
description="Spy Game Module",
author="Louis Burda",
author_email="[email protected]",
ext_modules=[Extension("spy", ["spymodule.c"])])
if __name__ == "__main__":
ma... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/pwn/spygame/game.py | ctfs/nullconHackIM/2023-Berlin/pwn/spygame/game.py | #!/usr/bin/env python3
import spy
from secret import flag
print("Lets play a simple game!");
print("");
print("I'll give you a list of numbers, and you need to spy with");
print("your little eye which two numbers in the list are swapped");
print("as fast as possible!");
print("");
while True:
print("--- New Game... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/crypto/collector/chall.py | ctfs/nullconHackIM/2023-Berlin/crypto/collector/chall.py | from Crypto.PublicKey import RSA
from Crypto.Util.number import bytes_to_long, long_to_bytes
from hashlib import sha256
import random
from secret import flag
# Parameters
N = 2048
hLen = 256
def MGF(seed, length):
random.seed(seed)
return [random.randint(0,255) for _ in range(length)]
def pad(stream, bitlength, t... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/crypto/twin/chall.py | ctfs/nullconHackIM/2023-Berlin/crypto/twin/chall.py | from Crypto.PublicKey import RSA
from Crypto.Util.number import bytes_to_long
from binascii import hexlify
from secret import flag
key1 = RSA.import_key(open('key1.pem','rb').read())
key2 = RSA.import_key(open('key2.pem','rb').read())
c1 = pow(bytes_to_long(flag), key1.e, key1.n)
c2 = pow(bytes_to_long(flag), key2.e... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/crypto/learn_from_your_errors/chall.py | ctfs/nullconHackIM/2023-Berlin/crypto/learn_from_your_errors/chall.py | import numpy as np
from hashlib import sha256
from Crypto.Random import random
import sys
import json
from secret import flag
class OverheatingError(Exception):
pass
# PARAMS
n = 256
TRIGGER_CHANCE = 0.95
MAX_HEAT = 256
# CODE
def random_vector(a,b,n):
return np.array([random.randrange(a,b+1) for _ in range(n)],... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/crypto/breaking_news/chall.py | ctfs/nullconHackIM/2023-Berlin/crypto/breaking_news/chall.py | from Crypto.PublicKey import RSA
from secret import flag
from Crypto.Cipher import PKCS1_OAEP
from Crypto.Util.number import inverse
from binascii import hexlify
key1 = RSA.import_key(open('key1.pem','rb').read())
key2 = RSA.import_key(open('key2.pem','rb').read())
msg1 = flag[:len(flag)//2]
msg2 = flag[len(flag)//2:... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/crypto/noble_collector/chall.py | ctfs/nullconHackIM/2023-Berlin/crypto/noble_collector/chall.py | from Crypto.PublicKey import RSA
from Crypto.Util.number import bytes_to_long
import random
from secret import invitation
# Parameters
N = 2048
male = open('malenames-usa-top1000.txt','r').read().splitlines()
female = open('femalenames-usa-top1000.txt','r').read().splitlines()
family = open('familynames-usa-top1000.... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/crypto/bmpass/encrypt.py | ctfs/nullconHackIM/2023-Berlin/crypto/bmpass/encrypt.py | #!/usr/bin/env python3
from Crypto.Cipher import AES
import os, sys
img_in = open(sys.argv[1], "rb").read()
img_in += b'\00' * (16 - (len(img_in) % 16))
cipher = AES.new(os.urandom(16), AES.MODE_ECB)
img_out = cipher.encrypt(img_in)
open(sys.argv[1] + ".enc", "wb+").write(img_out)
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/web/reguest/code/backend.py | ctfs/nullconHackIM/2023-Berlin/web/reguest/code/backend.py | import os
from flask import Flask, request, Response
app = Flask(__name__)
@app.route('/whoami')
def whoami():
role = request.cookies.get('role','guest')
really = request.cookies.get('really', 'no')
if role == 'admin':
if really == 'yes':
resp = 'Admin: ' + os.environ['FLAG']
else:
resp = 'Guest: Nope'
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/web/reguest/code/app.py | ctfs/nullconHackIM/2023-Berlin/web/reguest/code/app.py | from flask import Flask, Response, request
import requests
import io
app = Flask(__name__)
@app.route('/')
def index():
s = requests.Session()
cookies = {'role': 'guest'}
output = io.StringIO()
output.write("Usage: Look at the code ;-)\n\n")
try:
output.write("Overwriting cookies with default value! This mus... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/web/zpr/code/serve.py | ctfs/nullconHackIM/2023-Berlin/web/zpr/code/serve.py | from functools import partial
import http.server
import re
PORT = 8088
HOST = "0.0.0.0"
http.server.SimpleHTTPRequestHandler._orig_list_directory = http.server.SimpleHTTPRequestHandler.list_directory
def better_list_directory(self, path):
if not re.match(r"^/tmp/data/[0-9a-f]{32}", path):
return None
else:
ret... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Berlin/web/zpr/code/app.py | ctfs/nullconHackIM/2023-Berlin/web/zpr/code/app.py | from flask import Flask, Response, request
from werkzeug.utils import secure_filename
from subprocess import check_output
import io
import hashlib
import secrets
import zipfile
import os
import random
import glob
app = Flask(__name__)
app.config['MAX_CONTENT_LENGTH'] = 1.5 * 1000 # 1kb
@app.route('/', methods=['GET']... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2018/pwn2-box/exploit.py | ctfs/nullconHackIM/2018/pwn2-box/exploit.py | #!/usr/bin/env python
from pwn import *
with context.quiet:
p = process('./program', env = {'LD_PRELOAD': './libc-2.23.so'})
'''
generated from exploit.asm
nasm -f bin -o sc exploit.asm
ndisasm -b64 sc
'''
shellcode = '\x48\x8B\x1C\x25\x60\x20\x60\x00\x48\x81\xEB\x50\x72\x0F\x0... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2025-Berlin/crypto/Field_trip/chall.py | ctfs/nullconHackIM/2025-Berlin/crypto/Field_trip/chall.py | #!/bin/python3
from hashlib import sha256
from Crypto.Util import number
from Crypto.Cipher import AES
BITS = 224
f = 26959946667150639794667015087019630673637144422540572481103610249993
g = 7
def reduce(a):
while (l := a.bit_length()) > 224:
a ^= f << (l - 225)
return a
def mul(a,b):
res = 0
for i in range(b... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2025-Berlin/crypto/decryption_execution_service/chall.py | ctfs/nullconHackIM/2025-Berlin/crypto/decryption_execution_service/chall.py | from Crypto.Cipher import AES
import os
import json
class PaddingError(Exception):
pass
flag = open('flag.txt','r').read().strip()
key = os.urandom(16)
def unpad(msg : bytes):
pad_byte = msg[-1]
if pad_byte == 0 or pad_byte > 16: raise PaddingError
for i in range(1, pad_byte+1):
if msg[-i] != pad_byte: raise P... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2025-Berlin/crypto/Power_tower/chall.py | ctfs/nullconHackIM/2025-Berlin/crypto/Power_tower/chall.py | from Crypto.Cipher import AES
from Crypto.Util import number
# n = number.getRandomNBitInteger(256)
n = 107502945843251244337535082460697583639357473016005252008262865481138355040617
primes = [p for p in range(100) if number.isPrime(p)]
int_key = 1
for p in primes: int_key = p**int_key
key = int.to_bytes(int_key % n... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2025-Berlin/crypto/PKCS/chall.py | ctfs/nullconHackIM/2025-Berlin/crypto/PKCS/chall.py | from Crypto.PublicKey import RSA
from Crypto.Cipher import PKCS1_v1_5
BIT_LEN = 1024
k = RSA.generate(BIT_LEN, e = 3)
flag = open('flag.txt','r').read().encode()
encrypter = PKCS1_v1_5.new(k)
cipher1 = encrypter.encrypt(flag).hex()
cipher2 = encrypter.encrypt(flag).hex()
print(len(flag))
print(k.n)
print(cipher1)
p... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2025-Berlin/crypto/Simple_ECDSA/ec.py | ctfs/nullconHackIM/2025-Berlin/crypto/Simple_ECDSA/ec.py | #!/usr/bin/env python3
def inverse(a,n):
return pow(a,-1,n)
class EllipticCurve(object):
def __init__(self, p, a, b, order = None):
self.p = p
self.a = a
self.b = b
self.n = order
def __str__(self):
return 'y^2 = x^3 + %dx + %d modulo %d' % (self.a, self.b, self.p)
def __eq__(self, other):
return (se... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2025-Berlin/crypto/Simple_ECDSA/chall.py | ctfs/nullconHackIM/2025-Berlin/crypto/Simple_ECDSA/chall.py | #!/usr/bin/env python3
import os
import sys
import hashlib
from ec import *
def bytes_to_long(a):
return int(a.hex(),16)
#P-256 parameters
p = 0xffffffff00000001000000000000000000000000ffffffffffffffffffffffff
a = -3
b = 0x5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b
n = 0xffffffff00000000fffffff... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2025-Berlin/crypto/A_slice_of_keys/chall.py | ctfs/nullconHackIM/2025-Berlin/crypto/A_slice_of_keys/chall.py | from Crypto.PublicKey import RSA
from Crypto.Cipher import AES
flag = open('flag.txt','r').read().strip().encode()
pad = (16 - len(flag)) % 16
flag = flag + pad * int(16).to_bytes()
key = RSA.generate(2048, e = 1337)
n = key.n
e = key.e
d = key.d
AES_key = int(bin(d)[2:258:2],2).to_bytes(16)
crypter = AES.new(AES_ke... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Sebastians_Secret_Sharing/sss.py | ctfs/nullconHackIM/2023-Goa/crypto/Sebastians_Secret_Sharing/sss.py | #!/usr/bin/env python3
import random
from decimal import Decimal,getcontext
class SeSeSe:
def __init__(self, s, n, t):
self.s = int.from_bytes(s.encode())
self.l = len(s)
self.n = n
self.t = t
self.a = self._a()
def _a(self):
c = [self.s]
for i in range(self.t-1):
a = Decimal(random.randint(self.... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Counting/counting.py | ctfs/nullconHackIM/2023-Goa/crypto/Counting/counting.py | #!/usr/bin/env python3
from Crypto.PublicKey import RSA
from Crypto.Util import number
from Crypto.Util.number import bytes_to_long, long_to_bytes
import sys
from secret import flag
MAX_COUNT = 128
key = RSA.generate(2048, e = 1337)
def loop():
print('My public modulus is:\n%d' % key.n)
print('Let me count how lo... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor_2/ec.py | ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor_2/ec.py | #!/usr/bin/env python3
from Crypto.Util.number import inverse
class EllipticCurve(object):
def __init__(self, p, a, b, order = None):
self.p = p
self.a = a
self.b = b
self.n = order
def __str__(self):
return 'y^2 = x^3 + %dx + %d modulo %d' % (self.a, self.b, self.p)
def __eq__(self, other):
return (s... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor_2/utils.py | ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor_2/utils.py | def modular_sqrt(a, p):
""" Find a quadratic residue (mod p) of 'a'. p must be an odd prime.
Solve the congruence of the form:
x^2 = a (mod p)
And returns x. Note that p - x is also a root.
0 is returned is no square root exists for these a and p.
The Tonelli-Shanks algorithm is used (except for some sim... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor_2/curvy_decryptor.py | ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor_2/curvy_decryptor.py | #!/usr/bin/env python3
import os
import sys
import string
from Crypto.Util import number
from Crypto.Util.number import bytes_to_long, long_to_bytes
from Crypto.Cipher import AES
from binascii import hexlify
from ec import *
from utils import *
from secret import flag1, flag2
#P-256 parameters
p = 0xffffffff000000010... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Euclidean_RSA/euclidean-RSA.py | ctfs/nullconHackIM/2023-Goa/crypto/Euclidean_RSA/euclidean-RSA.py | #!/usr/bin/env python3
from Crypto.PublicKey import RSA
from Crypto.Util.number import bytes_to_long
from secret import flag, magic
while True:
try:
key = RSA.generate(2048)
a,b,c,d = magic(key)
break
except:
pass
assert a**2 + b**2 == key.n
assert c**2 + d**2 == key.n
for _ in [a,b,c,d]:
print(_)
cipher = ... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor/ec.py | ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor/ec.py | #!/usr/bin/env python3
from Crypto.Util.number import inverse
class EllipticCurve(object):
def __init__(self, p, a, b, order = None):
self.p = p
self.a = a
self.b = b
self.n = order
def __str__(self):
return 'y^2 = x^3 + %dx + %d modulo %d' % (self.a, self.b, self.p)
def __eq__(self, other):
return (s... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor/utils.py | ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor/utils.py | def modular_sqrt(a, p):
""" Find a quadratic residue (mod p) of 'a'. p must be an odd prime.
Solve the congruence of the form:
x^2 = a (mod p)
And returns x. Note that p - x is also a root.
0 is returned is no square root exists for these a and p.
The Tonelli-Shanks algorithm is used (except for some sim... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor/curvy_decryptor.py | ctfs/nullconHackIM/2023-Goa/crypto/Curvy_Decryptor/curvy_decryptor.py | #!/usr/bin/env python3
import os
import sys
import string
from Crypto.Util import number
from Crypto.Util.number import bytes_to_long, long_to_bytes
from Crypto.Cipher import AES
from binascii import hexlify
from ec import *
from utils import *
from secret import flag1, flag2
#P-256 parameters
p = 0xffffffff000000010... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2023-Goa/crypto/PS/ps.py | ctfs/nullconHackIM/2023-Goa/crypto/PS/ps.py | #!/usr/bin/env python3
from Crypto.PublicKey import RSA
from Crypto.Util import number
from Crypto.Util.number import bytes_to_long, long_to_bytes
import sys
from secret import flag
key = RSA.generate(2048, e = 3)
def encrypt(msg : bytes, key) -> int:
m = bytes_to_long(msg)
if m.bit_length() + 128 > key.n.bit_leng... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2022/crypto/time/decryptor.py | ctfs/nullconHackIM/2022/crypto/time/decryptor.py | #!/usr/bin/env sage
from Crypto.Util.number import bytes_to_long, long_to_bytes
from Crypto.PublicKey import RSA
import time
import sys
from secret import flag
key = RSA.importKey(open('privkey.pem','r').read())
def int_to_str(n):
if n == 0:
return ''
return int_to_str(n // 256) + chr(n % 256)
def str_to_int(s)... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2022/crypto/cookie_lover_reloaded/ec.py | ctfs/nullconHackIM/2022/crypto/cookie_lover_reloaded/ec.py | #!/usr/bin/env python3
from Crypto.Util.number import bytes_to_long, long_to_bytes, inverse
from Crypto.Util import number
class EllipticCurve(object):
def __init__(self, p, a, b, order = None):
self.p = p
self.a = a
self.b = b
self.n = order
def __str__(self):
return 'y^2 = x^3 + %dx + %d modulo %d' % (s... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/nullconHackIM/2022/crypto/cookie_lover_reloaded/cookie_lover_reloaded.py | ctfs/nullconHackIM/2022/crypto/cookie_lover_reloaded/cookie_lover_reloaded.py | #!/usr/bin/env python3
import os
import sys
import hashlib
from ec import *
from secret import flag
#P-256 parameters
p = 0xffffffff00000001000000000000000000000000ffffffffffffffffffffffff
a = -3
b = 0x5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b
n = 0xffffffff00000000ffffffffffffffffbce6faada7179... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/misc/Emacro_wave_cooking/chall.py | ctfs/Potluck/2023/misc/Emacro_wave_cooking/chall.py | #!/usr/bin/python3
import subprocess
import os
import pty
import base64
recipe = input("Give me your favourite macrowave cooking recipe! ")
filename = f"/tmp/recipe-{os.urandom(32).hex()}.org"
with open(filename, "wb") as f:
f.write(base64.b64decode(recipe))
m, s = pty.openpty()
subprocess.run(["timeout", "15", ... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/misc/tacocat/main.py | ctfs/Potluck/2023/misc/tacocat/main.py | #!/usr/local/bin/python
while True:#
x = input("palindrome? ")#
assert "#" not in x, "comments are bad"#
assert all(ord(i) < 128 for i in x), "ascii only kthx"#
assert x == x[::-1], "not a palindrome"#
assert len(x) < 36, "palindromes can't be more than 35 characters long, this is a well known fact.... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/lima_beans_with_lemon_and_lime/final.py | ctfs/Potluck/2023/crypto/lima_beans_with_lemon_and_lime/final.py | #!/usr/bin/env python3
from Crypto.Util.number import getPrime, bytes_to_long
from secrets import randbelow, randbits
from FLAG import flag
beanCount = 8
beanSize = 2048
lemonSize = beanSize // 2 * beanCount
killerBean = getPrime(beanSize)
queries = 17
def pkcs16(limaBeans):
filledLimaBeans = [0 for _ in range(bean... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_1/get_token.py | ctfs/Potluck/2023/crypto/Cookmaster_1/get_token.py | #!/usr/bin/env python3
# Adapted from https://github.com/balsn/proof-of-work
import hashlib
import sys
import requests
def is_valid(digest, zeros, difficulty):
if sys.version_info.major == 2:
digest = [ord(i) for i in digest]
bits = ''.join(bin(i)[2:].zfill(8) for i in digest)
return bits[:difficu... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_1/interface/main.py | ctfs/Potluck/2023/crypto/Cookmaster_1/interface/main.py | import binascii
from hashlib import sha256
from ecdsa import SigningKey
from contextlib import asynccontextmanager
from starlette.applications import Starlette
from starlette.requests import Request
from starlette.responses import JSONResponse
from starlette.routing import Route, WebSocketRoute, Mount
from starlette.ex... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_1/interface/cleanup.py | ctfs/Potluck/2023/crypto/Cookmaster_1/interface/cleanup.py | #!/usr/bin/env python3
import sqlite3
import time
import os
from src.container import container_state
DB_PATH=os.environ.get('DB_PATH', '/data/team_info.db')
if __name__ == '__main__':
while True:
try:
con = sqlite3.connect(DB_PATH)
print('Cleaning instances')
cursor ... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_1/interface/src/container.py | ctfs/Potluck/2023/crypto/Cookmaster_1/interface/src/container.py | import subprocess
import os
import docker
def create_can_interface(team_id):
client = docker.from_env()
containers =client.containers.list(filters={"name": f"team_{team_id}-heater"})
if len(containers) != 1:
raise Exception("Problem with container filtering")
container = containers[0]
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_1/interface/src/__init__.py | ctfs/Potluck/2023/crypto/Cookmaster_1/interface/src/__init__.py | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false | |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Upside_down_Cake/upside_down_cake.py | ctfs/Potluck/2023/crypto/Upside_down_Cake/upside_down_cake.py | #!/usr/bin/env python3
#
# Upside-down Cake by Neobeo
# written for PotluckCTF 2023
# -----------
# Ingredients
# You'll need 44 eggs. It's considered good luck to write letters on the eggs something or something.
FLAG = b'potluck{???????????????????????????????????}'
assert len(FLAG) == 44
# -----------
# Preparati... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_2/get_token.py | ctfs/Potluck/2023/crypto/Cookmaster_2/get_token.py | #!/usr/bin/env python3
# Adapted from https://github.com/balsn/proof-of-work
import hashlib
import sys
import requests
def is_valid(digest, zeros, difficulty):
if sys.version_info.major == 2:
digest = [ord(i) for i in digest]
bits = ''.join(bin(i)[2:].zfill(8) for i in digest)
return bits[:difficu... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_2/interface/main.py | ctfs/Potluck/2023/crypto/Cookmaster_2/interface/main.py | import binascii
from hashlib import sha256
from ecdsa import SigningKey
from contextlib import asynccontextmanager
from starlette.applications import Starlette
from starlette.requests import Request
from starlette.responses import JSONResponse
from starlette.routing import Route, WebSocketRoute, Mount
from starlette.ex... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_2/interface/cleanup.py | ctfs/Potluck/2023/crypto/Cookmaster_2/interface/cleanup.py | #!/usr/bin/env python3
import sqlite3
import time
import os
from src.container import container_state
DB_PATH=os.environ.get('DB_PATH', '/data/team_info.db')
if __name__ == '__main__':
while True:
try:
con = sqlite3.connect(DB_PATH)
print('Cleaning instances')
cursor ... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_2/interface/src/container.py | ctfs/Potluck/2023/crypto/Cookmaster_2/interface/src/container.py | import subprocess
import os
import docker
def create_can_interface(team_id):
client = docker.from_env()
containers =client.containers.list(filters={"name": f"team_{team_id}-heater"})
if len(containers) != 1:
raise Exception("Problem with container filtering")
container = containers[0]
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/Potluck/2023/crypto/Cookmaster_2/interface/src/__init__.py | ctfs/Potluck/2023/crypto/Cookmaster_2/interface/src/__init__.py | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false | |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2021/crypto/treasure/treasure.py | ctfs/DownUnderCTF/2021/crypto/treasure/treasure.py | #!/usr/bin/python3
import re
from Crypto.Util.number import long_to_bytes
from Crypto.Random import random
from secret import REAL_COORDS, FLAG_MSG
FAKE_COORDS = 5754622710042474278449745314387128858128432138153608237186776198754180710586599008803960884
p = 133185411498479241810599477816269445781161832444535693854281... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2021/crypto/Break_Me/aes-ecb.py | ctfs/DownUnderCTF/2021/crypto/Break_Me/aes-ecb.py | #!/usr/bin/python3
import sys
import os
from Crypto.Cipher import AES
from base64 import b64encode
bs = 16 # blocksize
flag = open('flag.txt', 'rb').read().strip()
key = open('key.txt', 'r').read().strip().encode() # my usual password
def enc(pt):
cipher = AES.new(key, AES.MODE_ECB)
ct = cipher.encrypt(pad(pt... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2021/web/Notepad/app.py | ctfs/DownUnderCTF/2021/web/Notepad/app.py | import datetime as dt
import hashlib
import os
import random
import secrets
import aioredis
import quart
import quart_rate_limiter
from quart_rate_limiter.redis_store import RedisStore
import requests
SECRET_KEY = os.environ['SECRET_KEY']
REDIS_HOST = os.environ['REDIS_HOST']
redis = aioredis.from_url(f"redis://... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2021/web/Jasons_Proxy/proxy.py | ctfs/DownUnderCTF/2021/web/Jasons_Proxy/proxy.py | #!/usr/bin/python3
import os
import socketserver
import urllib.request
from os.path import abspath
from http.server import SimpleHTTPRequestHandler
from urllib.parse import unquote, urlparse, urljoin
PORT = 9097
whitelist = ["http://127.0.0.1/static/images/", "http://localhost/static/images/"]
blacklist = ["admin","... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2021/web/Jasons_Proxy/app.py | ctfs/DownUnderCTF/2021/web/Jasons_Proxy/app.py | #!/usr/bin/python3
import os
from requests import get
from base64 import b64encode, b64decode
from flask import Flask, request, render_template
app = Flask(__name__)
class JSON(object):
def __init__(self):
self.forbidden = ["'","\"","{","}","[","]",",","(",")","\\",";","%"]
self.checked = []
def _forbidden_ch... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2024/crypto/three_line/encrypt.py | ctfs/DownUnderCTF/2024/crypto/three_line/encrypt.py | import os, sys
q, y = os.urandom(16), 0
for x in sys.stdin.buffer.read(): sys.stdout.buffer.write(bytes([q[y % 16] ^ x])); y = x | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2024/crypto/shufflebox/shufflebox.py | ctfs/DownUnderCTF/2024/crypto/shufflebox/shufflebox.py | import random
PERM = list(range(16))
random.shuffle(PERM)
def apply_perm(s):
assert len(s) == 16
return ''.join(s[PERM[p]] for p in range(16))
for line in open(0):
line = line.strip()
print(line, '->', apply_perm(line))
| python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2024/crypto/super_party_computation/server.py | ctfs/DownUnderCTF/2024/crypto/super_party_computation/server.py | #!/usr/bin/env python3
from Crypto.PublicKey import ECC
from Crypto.Signature import DSS
from Crypto.Hash import SHA256
from Crypto.Math.Numbers import Integer
from Crypto.Util.number import bytes_to_long, long_to_bytes, getPrime, inverse, GCD
import json
import secrets
import os
FLAG = os.getenv("FLAG", "DUCTF{testfl... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2024/crypto/kyber_decryption_oracle/kyber-decryption-oracle.py | ctfs/DownUnderCTF/2024/crypto/kyber_decryption_oracle/kyber-decryption-oracle.py | #!/usr/bin/env python3
import ctypes, os, signal
import hashlib
MAX_QUERIES = 56
FLAG = os.getenv('FLAG', 'DUCTF{testflag}').encode()
kyber_lib = ctypes.CDLL('./libpqcrystals_kyber512_ref.so')
class Kyber:
def __init__(self):
self.pk_buf = ctypes.c_buffer(800)
self.sk_buf = ctypes.c_buffer(768)... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2024/crypto/decrypt_then_eval/decrypt-then-eval.py | ctfs/DownUnderCTF/2024/crypto/decrypt_then_eval/decrypt-then-eval.py | #!/usr/bin/env python3
from Crypto.Cipher import AES
import os
KEY = os.urandom(16)
IV = os.urandom(16)
FLAG = os.getenv('FLAG', 'DUCTF{testflag}')
def main():
while True:
ct = bytes.fromhex(input('ct: '))
aes = AES.new(KEY, AES.MODE_CFB, IV, segment_size=128)
try:
print(eval(... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2024/crypto/my_array_generator/challenge.py | ctfs/DownUnderCTF/2024/crypto/my_array_generator/challenge.py | #!/usr/bin/env python3
import random
import os
KEY = b"DUCTF{XXXXXXXXXXXXXXXXXXXXXXXXX}"
KEY_SIZE = 32
F = 2**14
class MyArrayGenerator:
def __init__(self, key: bytes, n_registers: int = 128):
self.key = key
self.n_registers = n_registers
def prepare(self):
self.registers = [0 for _ ... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2024/crypto/V_for_Vieta/server.py | ctfs/DownUnderCTF/2024/crypto/V_for_Vieta/server.py | #!/usr/bin/env python3
import os
import random
import json
from enum import Enum
FLAG = os.getenv("FLAG", "DUCTF{dummy_flag}")
class State(Enum):
INITIAL = 1
TEST = 2
QUIT = 3
class Server:
def __init__(self):
self.level = 2048
self.target = 2048
self.finish = 8
se... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/misc/mini_dns_server/mini_dns_server.py | ctfs/DownUnderCTF/2023/misc/mini_dns_server/mini_dns_server.py | import time
from dnslib.server import DNSServer, BaseResolver
from dnslib import RR, TXT, QTYPE, RCODE
class Resolver(BaseResolver):
def resolve(self, request, handler):
reply = request.reply()
reply.header.rcode = RCODE.reverse['REFUSED']
if len(handler.request[0]) > 72:
retu... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/misc/daas/daas.py | ctfs/DownUnderCTF/2023/misc/daas/daas.py | #!/usr/local/bin/python3.8
import subprocess
import sys
import tempfile
import base64
print("Welcome to my .pyc decompiler as a service!")
try:
pyc = base64.b64decode(input('Enter your pyc (base64):\n'))
except:
print('There was an error with your base64 :(')
exit(1)
with tempfile.NamedTemporaryFile(suffix=... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/misc/impossible/app/main.py | ctfs/DownUnderCTF/2023/misc/impossible/app/main.py | from flask import Flask, request, render_template
from utils import decrypt
app = Flask(
__name__,
static_url_path='/',
static_folder='static/'
)
@app.route('/', methods=['GET'])
def index():
if not "key" in request.args:
return render_template('index.html')
key_hex = request.args.get... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/misc/impossible/app/__init__.py | ctfs/DownUnderCTF/2023/misc/impossible/app/__init__.py | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false | |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/misc/impossible/app/utils/crypto.py | ctfs/DownUnderCTF/2023/misc/impossible/app/utils/crypto.py | from Crypto.Protocol.KDF import PBKDF2
from Crypto.Hash import SHA512
from Crypto.Random import get_random_bytes
from Crypto.Cipher import AES
from Crypto.Util.Padding import pad, unpad
import binascii
# lol u thought it would be easy that i gave you these values in the sauce code
# i have changed them all on the chal... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/misc/impossible/app/utils/__init__.py | ctfs/DownUnderCTF/2023/misc/impossible/app/utils/__init__.py | from utils.crypto import decrypt | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/pwn/vroom_vroom/run.py | ctfs/DownUnderCTF/2023/pwn/vroom_vroom/run.py | #!/usr/bin/env python3
import sys
import tempfile
import os
def main():
print('V8 version 11.6.205')
print('> ', end='')
sys.stdout.flush()
data = sys.stdin.readline().encode()
with tempfile.NamedTemporaryFile() as f:
f.write(data)
f.flush()
os.system(f'./d8 {f.name}')
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/rev/pyny/pyny.py | ctfs/DownUnderCTF/2023/rev/pyny/pyny.py | #coding: punycode
def _(): pass
('Correct!' if ('Enter the flag: ') == 'DUCTF{%s}' % _.____ else 'Wrong!')-gdd7dd23l3by980a4baunja1d4ukc3a3e39172b4sagce87ciajq2bi5atq4b9b3a3cy0gqa9019gtar0ck | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/crypto/lcg_card_gimmicks/lcg-card-gimmicks.py | ctfs/DownUnderCTF/2023/crypto/lcg_card_gimmicks/lcg-card-gimmicks.py | #!/usr/bin/env python3
from secrets import randbelow
import signal
DECK = [f'{val}{suit}' for suit in 'CDHS' for val in ['A', '2', '3', '4', '5', '6', '7', '8', '9', '10', 'J', 'Q', 'K']] + ['RJ', 'BJ']
M = 2**64
class LCG:
def __init__(self, seed, A=None, C=None):
self.M = M
if A is None:
... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/crypto/dilithium/signer.py | ctfs/DownUnderCTF/2023/crypto/dilithium/signer.py | import ctypes
import random
dilithium_lib = ctypes.CDLL('./libpqcrystals_dilithium2_ref.so')
def sign(msg, sk_buf):
sm_buf = ctypes.c_buffer(1268 + len(msg))
msg_buf = ctypes.c_buffer(msg)
sm_len = ctypes.pointer(ctypes.c_size_t())
dilithium_lib.pqcrystals_dilithium2_ref(sm_buf, sm_len, msg_buf, len(m... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
sajjadium/ctf-archives | https://github.com/sajjadium/ctf-archives/blob/129a3a9fe604443211fa4d493a49630c30689df7/ctfs/DownUnderCTF/2023/crypto/dilithium/verifier.py | ctfs/DownUnderCTF/2023/crypto/dilithium/verifier.py | #!/usr/bin/env python3
import ctypes
dilithium_lib = ctypes.CDLL('./libpqcrystals_dilithium2_ref.so')
def verify(sm, pk):
if len(sm) < 1268:
return False
msg_buf = ctypes.c_buffer(len(sm))
msg_len = ctypes.c_size_t()
sm_buf = ctypes.c_buffer(sm)
pk_buf = ctypes.c_buffer(pk)
verified =... | python | MIT | 129a3a9fe604443211fa4d493a49630c30689df7 | 2026-01-05T01:34:13.869332Z | false |
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