To secure an insecure website: 1. Update all software and plugins to their latest versions. 2. Install an SSL certificate to enable HTTPS encryption. 3. Use strong and unique passwords for all accounts. 4. Remove any unnecessary or outdated plugins and themes. 5. Regularly backup your website's data. 6. Implement a web application firewall (WAF) for added protection. 7. Monitor your website for suspicious activity and apply security patches promptly. 8. Educate yourself on best security practices and stay informed about emerging threats.