A Review and Comparison of the Best SSL Certificate Authorities

▤ Summary

This feature enables encrypted communication between your web server and the user’s browser, preventing potential data theft. Let’s Encrypt is a free, automated, and open certificate authority run by the non-profit Internet Security Research Group (ISRG). It’s important to note that since Let’s Encrypt values transparency, all SSL certificates it issues or revokes are publicly recorded. • Compatibility with all the leading web and mobile browsers Comodo is a little pricier than GoDaddy, with DV certificates starting from $78 per year. To recap, here are some of the best SSL certificate authorities available: • Let’s Encrypt: It’s a free service with automated renewals and compatibility across all major browsers.

▦ Linked Companies

DigiCert

$100M to $250M

Intelliden

$1M to $5M

ManageWP

$1M to $5M

IBM

$1B+

Comodo Security Solutions, Inc.

$250M to $500M

Automattic, Inc.

$100M to $250M