Asymmetric algorithms are used for peer authentication when using Secure Sockets Layer/Transport Layer Security (SSL/TLS) for implementing network security. SSL/TLS is a protocol that provides secure communication over the internet by encrypting and authenticating the data and the parties involved.
Asymmetric algorithms are cryptographic algorithms that use two different keys, a public key and a private key, for encryption and decryption. Asymmetric algorithms are used for peer authentication in SSL/TLS, which is the process of verifying the identity and trustworthiness of the client and the server. Peer authentication is done by exchanging digital certificates, which are electronic documents that contain the public key and other information of the owner, and are signed by a trusted third party, such as a certificate authority. The client and the server validate each other's certificates using asymmetric algorithms, and establish a secure connection if the certificates are valid. References: CISSP All-in-One Exam Guide, Eighth Edition, Chapter 4: Communication and Network Security, page 172. CISSP Practice Exam - FREE 20 Questions and Answers, Question 16.