The top 20 Secure Sockets Layer (SSL) certificate authorities (CA)

The top 20 Secure Sockets Layer (SSL) certificate authorities (CA) are companies that issue SSL certificates to organizations to secure their web traffic. These certificates are used to establish trust between a website and its users, and to ensure that the information transmitted between the website and the user’s web browser is secure and cannot be intercepted by third parties.

1. Comodo: Comodo is a provider of cybersecurity solutions, including SSL certificates, antivirus software, and malware prevention tools.
2. DigiCert: DigiCert is a trusted provider of SSL certificates, identity and access management solutions, and other cybersecurity products.
3. Entrust: Entrust is a global provider of digital security solutions, including SSL certificates, identity and access management, and data protection.
4. GoDaddy: GoDaddy is a well-known provider of internet services, including domain registration, website hosting, and SSL certificates.
5. GlobalSign: GlobalSign is a provider of digital security solutions, including SSL certificates, identity and access management, and e-signature services.
6. InCommon: InCommon is a certificate authority that provides SSL certificates and other digital security solutions to educational institutions and research organizations.
7. Let’s Encrypt: Let’s Encrypt is a non-profit certificate authority that provides free SSL certificates to any website that wants to secure its traffic.
8. Network Solutions: Network Solutions is a provider of internet services, including domain registration, website hosting, and SSL certificates.
9. RapidSSL: RapidSSL is a provider of SSL certificates and other digital security solutions.
10. Sectigo (formerly Comodo CA): Sectigo is a leading provider of SSL certificates and other cybersecurity solutions.
11. SSL.com: SSL.com is a provider of SSL certificates and other digital security solutions.
12. Symantec: Symantec is a global leader in cybersecurity solutions, including SSL certificates, antivirus software, and threat intelligence services.
13. Thawte: Thawte is a provider of SSL certificates and other digital security solutions.
14. Trustwave: Trustwave is a provider of cybersecurity solutions, including SSL certificates, managed security services, and penetration testing.
15. TURBO SSL (formerly Geotrust): TURBO SSL is a provider of SSL certificates and other digital security solutions.
16. VeriSign: VeriSign is a global leader in cybersecurity solutions, including SSL certificates, identity and access management, and managed security services.
17. Web.com: Web.com is a provider of internet services, including domain registration, website hosting, and SSL certificates.
18. XRamp SSL: XRamp SSL is a provider of SSL certificates and other digital security solutions.
19. Thawte: Thawte is a provider of SSL certificates and other digital security solutions.
20. Verisign: Verisign is a global leader in cybersecurity solutions, including SSL certificates, identity and access management, and managed security services.