The hexadecimal code "0x68" corresponds to the decimal value 104. In the context of computer networking, this value is often associated with the Transport Layer Security (TLS) protocol, which is used to establish secure connections over the internet.
The error message typically indicates a communication failure where a device or software receives an unrecognized data byte ( 0x68 ) during an initial connection phase. This error is most commonly associated with database connections , embedded device programming , or SSL/TLS negotiations . Potential Causes and Contexts handshaking... error unexpected response 0x68