multiple_transmission_attack

HITCON CTF 2022 | easy NTRU

#HITCON_CTF_2022 from Crypto.Util.number import bytes_to_long as b2l from Crypto.Util.number import long_to_bytes as l2b import random Zx.<x> = ZZ[] def convolution(f, g): return (f * g) % (x ^ n-1) def balancedmod(f, q): g = list(((f[i] + q/</x>…