Input Validation Techniques to Stop SQL Injection

Input Validation Techniques to Stop SQL Injection

Input validation serves as a crucial defense layer against SQL injection, complementing parameterized queries to create robust security. While parameterized queries prevent injection at the database level, input validation stops malicious data from entering your application in the first place. Think of it as a security checkpoint that screens visitors before they enter a building—even though the building has internal security, preventing troublemakers from entering reduces overall risk.