Identification vs Authentication

Multi-Factor Authentication Concept

Least Privilege Principle

Verification vs Trust

What is a Token

Multi-Factor Authentication

CIA Triad

Role Concept

What is a User Account

Trust in Security

Non-Repudiation

Common Auth-Related Terminology Glossary

Access Denied vs Access Granted

The AAA Framework

Why Auth Matters

Public vs Protected Resources

Principal / Subject Concept

Permissions vs Roles

Common Auth Terminology

Accountability and Auditing

Identification vs Authentication

The AAA Framework

What is a Resource

Anonymous vs Authenticated Access

Common Authentication Factors

Users, Roles, and Resources

The Typical Login Flow

Why Auth Matters

Auth Analogy: ID vs Ticket

Permissions and Access Control Basics

Credentials: Proof of Identity

The Concept of Identity

Authentication vs Authorization

What Is Authentication?

Identity vs Identifier

Access Control Basics

Authentication Factors

What Is Authorization?

Credentials Basics

Real-World Auth Analogy

Order of Operations

The Third A: Accountability

Client-Server Trust Model

Authentication vs Authorization

Accounting / Auditing

Principle of Least Privilege

Principal / Subject

What are Credentials?

What is Authentication?

What is Identity?

Authentication Factors

What is Authorization?

Common Threats Motivating Auth

What is a Session?

Permissions and Privileges

What is Access Control?

AuthN vs AuthZ Explained

What Is Authorization?

What Is Authentication?