SSL2BUY is described as 'The foremost SSL certificate provider of online security solutions for businesses. They offers trusted AlphaSSL, Comodo, GeoTrust, GlobalSign, Thawte, RapidSSL & Symantec SSL certificates at discounted price' and is a certificate authority in the security & privacy category. There are more than 10 alternatives to SSL2BUY, not only websites but also apps for a variety of platforms, including Mac, Windows, Chrome OS and Self-Hosted apps. The best SSL2BUY alternative is Let's Encrypt, which is both free and Open Source. Other great sites and apps similar to SSL2BUY are Buypass, Verisign, CAcert and COMODO SSL.