Security+ Word of the Day


Authentication, Authorization, and Accounting

AAA protocols are used in remote access systems. For example, TACACS+ is an AAA protocol that uses multiple challenges and responses during a session. Authentication verifies a user’s identification. Authorization determines if a user should have access. Accounting tracks a user’s access with logs.

The CompTIA Security+: Get Certified Get Ahead: SY0-601 Study Guide provides additional information needed to fully understand this Security+ word.

Bookmark this page and check out the Security Word of the Day. All of the acronyms and glossary are available as online flashcards within the Security+ Flashcards (SY0)-601) package and Full SY0-601 Study Package.