CISSP® Certification Domain 3: Security Architecture and Engineering Video Boot Camp for 2022 - Digital signatures

The video tutorial covers encryption methods, focusing on asymmetric and symmetric encryption, hashing, and digital certificates within a PKI framework. It explains the importance of keeping private keys secure, using key repositories, and implementing security policies. The concept of key escrow is introduced, along with certificate management, including issuance and revocation. The tutorial also discusses the Clipper chip's history and the use of digital signatures to ensure message integrity and non-repudiation.

What are the roles of a certification authority in managing digital certificates?

Describe the process of revoking a certificate and its importance.