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add one more message about the client time skew

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Alexander Bersenev
2019-08-16 18:11:50 +05:00
parent 9df42cda79
commit 7502d1dc31
1 changed files with 1 additions and 0 deletions
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mtprotoproxy.py
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@@ -884,6 +884,7 @@ async def handle_fake_tls_handshake(handshake, reader, writer, peer):
timestamp = int.from_bytes(xored_digest[-4:], "little") timestamp = int.from_bytes(xored_digest[-4:], "little")
if not is_time_skewed and abs(time.time() - timestamp) > TIME_SKEW_TOLERANCE: if not is_time_skewed and abs(time.time() - timestamp) > TIME_SKEW_TOLERANCE:
print_err("Client with time skew detected from %s, can be a replay-attack" % peer[0]) print_err("Client with time skew detected from %s, can be a replay-attack" % peer[0])
print_err("The clocks were %d minutes behind" % ((time.time() - timestamp) // 60))
continue continue
http_data = bytearray([random.randrange(0, 256) for i in range(fake_cert_len)]) http_data = bytearray([random.randrange(0, 256) for i in range(fake_cert_len)])