Virusdie - All-in-One cloud-based, simple, powerful and gorgeous website security tools built for everyone.
HackerOne - HackerOne provides a platform designed to streamline vulnerability coordination and bug bounty program by enlisting hackers.
Secure My Website - A pain-free service to add SSL to your site, for non-geeks
Forcepoint Web Security Suite - Internet Security
Indusface AppTrana - AppTrana offers continuous website security with web application scanning, web application firewall, CDN and DDoS protection.
Acunetix - Audit your website security and web applications for SQL injection, Cross site scripting and other...