Patch Vulnerabilities: Apply security patches to plugins, libraries, and the core code. Data Sanitization: Validate and sanitize all user inputs to prevent SQL injection and XSS attacks. Authentication/Authorization: Use robust mechanisms for user authentication (e.g., OAuth2) and role-based access control. Regular Security Audits: Perform security scans to identify and address vulnerabilities.
Optimize Queries: Refactor slow queries to improve performance. Backup Database: Schedule automated database backups and store them securely. Clean Up Data: Remove obsolete data to keep the database manageable.
Error Logs: Monitor error logs to quickly identify and fix issues. Automated Alerts: Set up alerts for critical errors or downtime using monitoring tools like New Relic or Sentry. Debugging Tools: Use PHP debugging tools (e.g., Xdebug) for troubleshooting.
Unit and Integration Tests: Write and maintain test cases for critical functions. Regression Testing: Test the application after updates to ensure no features are broken. Cross-Browser Testing: Ensure the website works across all major browsers.