Method for authenticating a message

Details Method for authenticating a message Method for authenticating a message

H - Electricity

04

L

H04L 9/32 (2006.01) H04L 9/28 (2006.01)

Patent

CA 2454974

A transmitting device (100) generates a message (102). The message has a message length (104) and comprises message data (106). A key input (108) is identified, and a message authentication key (112) is derived based on the key input and the message length. Based on the message authentication key and the message data, a message authentication code (118) is derived, which is used to authenticate the message.

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