util.py 文件源码

def encrypt_password(p, st, nonce, pk, rsakv):
    """
    Encrypting the password using rsa algorithm.
    p: password
    st: server time
    nonce: random value
    pk: public key
    rsakv: rsa key value
    """
    pk = '0x' + pk
    pk = int(pk, 16)
    msg = str(st) + '\t' + str(nonce) + '\n' + p
    key = rsa.PublicKey(pk, 65537)
    psw = rsa.encrypt(msg.encode("utf-8"), key)
    psw = binascii.b2a_hex(psw)
    return decode(psw)