From the course: Complete Guide to Cybersecurity: A Practical Approach

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Introducing AAA and identity management

Introducing AAA and identity management

- [Instructor] Authentication, authorization, and accounting, or AAA, is a security framework that is used to control access to resources in a computer system or network or in a cloud environment. AAA provides a mechanism to authenticate users, to authorize resources, and to track the usage of those resources. So the first A is authentication. Basically is a process of verifying the identity of a user or a device, and we covered that earlier in the course. There are different authentication protocols and authentication methods. LDAP is a very popular one. So the Lightweight Directory Access Protocol, or LDAP. RADIUS, or the Remote Authentication Dial In User Service, has been used for quite some time. And to authenticate network devices and basically the administration of network infrastructure devices, you can use the TACACS+ protocol as well. Now, authorization, which is the second A in the AAA, is a process of determining whether a user or a device has access to a particular…

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