Shulou(Shulou.com)06/01 Report--

The two hosts An and B communicate accordingly. First of all, obtain the trusted public key of the other party through the CA mechanism

Then A uses the algorithm to generate signature with the data to be transmitted to complete the data integrity authentication.

Then encrypt the signature with your own private key. Complete × × ×.

Then use B's public key to encrypt the entire data and signature. Complete data confidentiality.

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