graphenebase/memo.py
def init_aes(shared_secret, nonce):
    """ Initialize AES instance

        :param hex shared_secret: Shared Secret to use as encryption key
        :param int nonce: Random nonce
        :return: AES instance
        :rtype: AES

    """
    " Shared Secret "
    ss = hashlib.sha512(unhexlify(shared_secret)).digest()
    " Seed "
    seed = bytes(str(nonce), "ascii") + hexlify(ss)
    seed_digest = hexlify(hashlib.sha512(seed).digest()).decode("ascii")
    " AES "
    key = unhexlify(seed_digest[0:64])
    iv = unhexlify(seed_digest[64:96])
    return AES.new(key, AES.MODE_CBC, iv)
def init_aes(shared_secret, nonce):
    """ Initialize AES instance

        :param hex shared_secret: Shared Secret to use as encryption key
        :param int nonce: Random nonce
        :return: AES instance
        :rtype: AES

    """
    " Shared Secret "
    ss = hashlib.sha512(unhexlify(shared_secret)).digest()
    " Seed "
    seed = bytes(str(nonce), "ascii") + hexlify(ss)
    seed_digest = hexlify(hashlib.sha512(seed).digest()).decode("ascii")
    " AES "
    key = unhexlify(seed_digest[0:64])
    iv = unhexlify(seed_digest[64:96])
    return AES.new(key, AES.MODE_CBC, iv)
def init_aes ( shared_secret , nonce ) : " Shared Secret " ss = hashlib . sha512 ( unhexlify ( shared_secret ) ) . digest ( ) " Seed " seed = bytes ( str ( nonce ) , "ascii" ) + hexlify ( ss ) seed_digest = hexlify ( hashlib . sha512 ( seed ) . digest ( ) ) . decode ( "ascii" ) " AES " key = unhexlify ( seed_digest [ 0 : 64 ] ) iv = unhexlify ( seed_digest [ 64 : 96 ] ) return AES . new ( key , AES . MODE_CBC , iv )
Initialize AES instance

        :param hex shared_secret: Shared Secret to use as encryption key
        :param int nonce: Random nonce
        :return: AES instance
        :rtype: AES
Initialize AES instance