from Crypto.Util.number import * from secrets import d, flag from os import urandom T = 10 def encrypt(data): num = bytes_to_long(data) p = getPrime(512) q = getPrime(512) n = p*q assert num < n phi = (p-1)*(q-1) e = inverse(d,phi) a = pow(num,e,n) enc = hex(a) return (n,e,enc) print(d.bit_length()) for _ in range(T): data = flag + urandom(40) print(encrypt(data))