# Input Validation ## Purpose Protect the application. --- # Validate All inputs: - Forms. - APIs. - Imports. - Files. - AI outputs. --- # Protection Against Examples: - SQL injection. - XSS. - HTML injection. - Malicious uploads. --- # CV Builder Special attention: Users can create: - Custom sections. - HTML-like content. - Formatting. The renderer must sanitise content. --- # Rule Never render user content directly without validation.