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Protection Against SQL Injection Attacks

Protection Against SQL Injection Attacks

Learn about SQL injection along with its preventive measures.

Introduction

SQL injection can be defined as an attack created with the help of vulnerable SQL queries. In SQL injection, malicious SQL queries are inserted into web applications using front-end input fields.

The outcomes of a successful SQL injection can be quite devastating, ranging from unauthorized access to sensitive data to complete control over the database and the underlying system.

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Demonstration of SQL injection
Demonstration of SQL injection

Types of SQL injection attacks

SQL injection attacks are divided into three different types:

  • Error-based SQL injection

  • Union-based SQL injection

  • Blind SQL injection ...

Error-based SQL injection