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PKI is a method of user authentication which uses which of the following?
A. Various router commands
B. Access control lists
C. Certificate services
D. A RADIUS server
Correct Answer: C
Explanation/Reference:
Explanation: A PKI (public key infrastructure) enables users of a basically unsecure public network such as the Internet to securely and privately exchange data and money through the use of a public and a private cryptographic key pair that is obtained and shared through a trusted authority. The public key infrastructure provides for a digital certificate that can identify an individual or an organization and directory services that can store and, when necessary, revoke the certificates. Although the components of a PKI are generally
