| Ssl Issuer | Sites Secured |
|---|
| Let's Encrypt Authority X3 | 593,920 |
| COMODO RSA Domain Validation Secure Server CA | 126,013 |
| COMODO ECC Domain Validation Secure Server CA 2 | 112,284 |
| cPanel, Inc. Certification Authority | 105,345 |
| CloudFlare Inc ECC CA-2 | 66,093 |
| Go Daddy Secure Certificate Authority - G2 | 65,860 |
| Sectigo RSA Domain Validation Secure Server CA | 53,405 |
| RapidSSL RSA CA 2018 | 47,093 |
| AlphaSSL CA - SHA256 - G2 | 32,531 |
| GTS CA 1O1 | 28,813 |
| Starfield Secure Certificate Authority - G2 | 26,865 |
| DigiCert SHA2 High Assurance Server CA | 26,055 |
| Amazon | 25,165 |
| DigiCert SHA2 Secure Server CA | 23,791 |
| GeoTrust RSA CA 2018 | 21,111 |