def bytes_to_long(data):
return int(data.encode("hex"),16)
def rsa(msg,e,n):
return pow(bytes_to_long(msg),e,n)
flag = open('flag.txt','r').read()
tmp = randint(2**1023, 2**1024)
e = 65537
p = next_prime(0xDEAD*tmp+randint(2, 2**500))
q = next_prime(0xBEEF*tmp+randint(2, 2**500))
N = p*q
print('msg1 = '+str(rsa("You can't factor the modulus",e,N)))
print('msg2 = '+str(rsa("If you don't know the modulus!",e,N)))
print('flag = '+str(rsa(flag,e,N)))
