#CrewCTF_2022 from Crypto.Util.number import bytes_to_long, getRandomNBitInteger from Crypto.PublicKey import RSA from Crypto.Cipher import PKCS1_OAEP from Crypto.Hash import SHA256 from flag import FLAG key = RSA.generate(1024) p = key.p …

#HackTM_CTF_Quals_2023 from Crypto.Util.number import bytes_to_long, getStrongPrime from secret import flag assert len(flag) == 255 e = 3 p = getStrongPrime(1024, e=e) q = getStrongPrime(1024, e=e) n = p * q phi = (p - 1) * (q - 1) d = pow…

Coppersmith's Theorem