The Role Authentication, Authorization, and Accountability Play in a Secure Organization
Authentication, authorization, and accounting are three terms sometimes referred to as “AAA.” Together, these items represent a framework for enforcing policy, controlling access, and auditing user activities. These three items are critical for security.
At most, basic authentication is a method of identification. It grants access to physical or logical resources based on someone’s identification. Individuals typically identify and authenticate themselves in one of these methods: something you know, something you have, or something you are.
Passwords—Something You Know
The use of computer passwords goes back to the early days of computing. ...