GCIA: GIAC Certified Intrusion AnalystDemo

By GIAC · Question Mode

QuestionQ112

Application Protocols

Which of the following protocols are used by IPsec to carry out various network security functions?

Each correct answer represents a complete solution. Choose all that apply.

Choose three
  • A Encapsulating Security Payload
  • B Internet Key Exchange
  • C Skinny Client Control Protocol
  • D Authentication Header
Explanation

IPsec uses AH and ESP as its security protocols: AH provides data-origin authentication and integrity, while ESP can provide confidentiality as well as integrity and authentication. IKE establishes security associations and negotiates the cryptographic keys used by IPsec.

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