Systems Security Certified Practitioner (SSCP) — Question 112

What is the role of IKE within the IPsec protocol?

Answer options

• A. peer authentication and key exchange
• B. data encryption
• C. data signature
• D. enforcing quality of service

Correct answer: A

Explanation

IKE, or Internet Key Exchange, is primarily responsible for authenticating peers and facilitating the exchange of cryptographic keys within the IPsec protocol. The other options, such as data encryption and data signature, are functions performed by different aspects of IPsec, while enforcing quality of service is unrelated to IKE's primary role.