dual_ec_drbg

InCTF 2020 | EaCy

eacy.zip ファイルが4つある mainっぽいところ import ecc import sys import os from prng import prng from flag import flag class colors: reset='\033[0m' red='\033[31m' green='\033[32m' orange='\033[33m' blue='\033[34m' # New urandom seed for …

San Diego CTF 2022 | kleptomanic

#San_Diego_CTF_2022 import random import hmac # returns the modular multiplicative inverse of a number, only when the modulus is prime # by using Fermat's Little Theorem def invModPrime(num, mod): return pow(num, mod - 2, mod) # Doubles a …