CCSP: Certified Cloud Security Professional

Question

Which protocol functions at the network layer and provides full point-to-point encryption of all communications and transmissions?

Explanation

IPsec is a network-layer security protocol suite that protects IP communications between endpoints, including confidentiality through encryption. A VPN is an architecture or service that may use IPsec, while SSL and TLS protect communications at higher layers.

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NIST SP 800-77 Rev. 1: Guide to IPsec VPNs

CCSP: Certified Cloud Security Professional

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