What mechanism does IPsec use to ensure data integrity and confidentiality at the same time?
- AH (Authentication Header)
- ESP (Encapsulating Security Payload)
- PPTP (Point-to-Point Tunneling Protocol)
- SSL (Secure Sockets Layer)
IPsec uses ESP, the Encapsulating Security Payload, to provide both data integrity and confidentiality. ESP encapsulates the original packet and adds encryption and integrity checks.
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