SQL Injection
├── What is SQL Injection?
│   ├── Definition
│   ├── SQL Commands
│   │   ├── INSERT
│   │   ├── SELECT
│   │   ├── UPDATE
│   │   └── DELETE
│   └── Injection Points
│       ├── User Input Forms
│       └── URLs
├── Types of SQL Injection
│   ├── In-Band
│   │   ├── Error-Based
│   │   └── UNION-Based
│   ├── Blind/Inferential
│   │   ├── Boolean-Based
│   │   └── Time-Based
│   └── Out-of-Band
├── Attack Techniques
│   ├── Authentication Bypass
│   ├── Authorization Bypass
│   ├── Information Disclosure
│   ├── Data Manipulation
│   └── Remote Code Execution
└── Prevention
    ├── Input Validation
    ├── Parameterized Queries
    ├── Stored Procedures
    ├── Least Privilege Principle
    └── Regular Security Audits