communication message code

End Of Message Code

end-of-message code

message code

error code diagnostic message

hash-based message authentication code

MAC (Message Authentication Code)

MAC Message Authentication Code

Message Authentication Code

message integrity check message integrity code

message routing code

message security code

message type code

message authenticator code

code Code No

multi-code code detection

accept code register and mask code register

bar code， bar code reader

binary-code decimal code