Attack All Around



Buckeye CTF Defective RSA writeup

Challenge I use whatever exponent I want ファイル from Crypto.Util.number import getPrime, inverse, bytes_to_long e = 1440 p = getPrime(1024) q = getPrime(1024) n = p * q flag = b"buckeye{???????????????????????????????}" c = pow…

DeconstruCT.F 2021 Cryptography writeup

初めて全部の問題を紹介できる記事になったと思います。 Writeup RSA-1 RSA-2 RSA-3 The Conspiracy Code Decode Stars and Shapes Doe, a deer Writeup RSA-1 I have a lot of big numbers. Here, have a few! ファイル:big_numbers.txt nが小さいので素因…