public static byte[] encryptArray3(byte[] pkm){ if (pkm.Length != SIZE_3PARTY && pkm.Length != SIZE_3STORED) return null; uint PID = BitConverter.ToUInt32(pkm, 0); uint OID = BitConverter.ToUInt32(pkm, 4); uint seed = PID ^ OID; byte[] ekm = shuffleArray3(pkm, blockPositionInvert[PID%24]); byte[] xorkey = BitConverter.GetBytes(seed); for (int i = 32; i < 80; i++) ekm[i] ^= xorkey[i % 4]; return ekm; }