CloudFlare - Cloudflare is a global network designed to make everything you connect to the Internet secure, private, fast, and reliable.
Virusdie - All-in-One cloud-based, simple, powerful and gorgeous website security tools built for everyone.
NakedSSL - Hassle-free SSL clothes for your naked domains.
Secure My Website - A pain-free service to add SSL to your site, for non-geeks
Indusface AppTrana - AppTrana offers continuous website security with web application scanning, web application firewall, CDN and DDoS protection.
BrandSSL - On demand SSL for SaaS