Now the RO bot protection by preventing editing of the game.
But there is a solution to the Man in the middle (MitM) to redirect packet, go to openkore x3 proxy mode.
Expect more to be done HMAC with nonce (Hash based message authentication code) with some packet.
To prevent editing by openkore x3 proxy and packet hash algorithm used is very low SHA2-256.
What you have just MD5, SHA1, but not SHA2-256.
Added SHA2-256