HMAC: Hashed Message Authentication Code
Sender ( Data + pre-shared Key ) >> Data + hash1 | Receiver: Data + preshared key) >> hash2 Compare Hash2 wit rx Hash1 |
HMAC: Hashed Message Authentication Code
Sender ( Data + pre-shared Key ) >> Data + hash1 | Receiver: Data + preshared key) >> hash2 Compare Hash2 wit rx Hash1 |