HMAC: Hashed Message Authentication Code
Sender ( Data + pre-shared Key ) > hash>> HASH1 send: Data + Hash1 | Receiver: ( Data + preshared key) Data > hash> Hash2 Compare Hash2 wit rx Hash1 |
HMAC: Hashed Message Authentication Code
Sender ( Data + pre-shared Key ) > hash>> HASH1 send: Data + Hash1 | Receiver: ( Data + preshared key) Data > hash> Hash2 Compare Hash2 wit rx Hash1 |