What are the two peer authentication methods used by IPsec? (Choose two.)

Last Updated: Jan 12, 2021
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What are the two peer authentication methods used by IPsec? (Choose two.)

  • PSK
  • GRE
  • HMAC
  • MD5
  • RSA signatures

Explanation: IPsec can use pre-shared keys (PSK) and RSA signatures for peer authentication. GRE (Generic Routing Encapsulation) is a mechanism to implement a VPN. HMAC and MD5 relate to hashing algorithms not authentication processes.

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