tetctf 2021 | unevaluated

#tetctf_2021 from collections import namedtuple from Crypto.Util.number import getPrime, isPrime, getRandomRange Complex = namedtuple("Complex", ["re", "im"]) def complex_mult(c1, c2, modulus): return Complex( (c1.re * c2.re - c1.im * c2.i…

2023-12-10

tetctf 2021 | unimplemented

tetctf_2021 rsa 複素数体 gaussian_field euler's_theorem fermat's_little_theorem

#tetctf_2021 from collections import namedtuple from Crypto.Util.number import getPrime import random Complex = namedtuple("Complex", ["re", "im"]) def complex_mult(c1, c2, modulus): return Complex( (c1.re * c2.re - c1.im * c2.im) % modulu…

2023-11-26

DownUnderCTF 2021 | 1337cryptov2

downunderctf2021 joseph good_challenges_2021 rsa tetctf_2021_|_unimplemented gaussian_field lll

#downunderctf2021 #joseph #good_challenges_2021 from Crypto.Util.number import getPrime, bytes_to_long flag = open('flag.txt', 'rb').read().strip() p, q = getPrime(1337), getPrime(1337) n = p*q K.<z> = NumberField((x-p)^2 + q^2) hint1 = p^2 +</z>…