CISSP-ISSAP: Information Systems Security Architecture Professional

By ISC · Question Mode

QuestionQ74

VerifiedInfrastructure and System Security

Which of the following protocols offers certificate-based authentication for virtual private networks (VPNs)?

Explanation

L2TP/IPsec VPNs can use certificates to authenticate the peers during IPsec/IKE negotiation before the L2TP tunnel is established. Microsoft documentation identifies missing or misconfigured certificates as a common cause of L2TP/IPsec connection failures.

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