SSL Certificate Brands and Providers
Compare major SSL/TLS certificate brands and concise brand information. Modern certificates use TLS, although the industry still commonly calls them SSL certificates.
| Certificate Provider | About | More Details |
|---|---|---|
SSL.com is a publicly trusted CA and digital trust platform offering TLS/SSL, code signing, email security, and document signing. Newly activated SSLs.com certificates are also issued by SSL.com. | More Details | |
 | DigiCert is a major publicly trusted CA and digital trust platform serving TLS/SSL, PKI, code signing, document signing, and device identity use cases. In this catalog, DigiCert is also the primary provider behind GeoTrust, Thawte, and RapidSSL. | More Details |
 | Sectigo is a major commercial CA and certificate lifecycle management platform. It is the renamed successor to the Comodo CA certificate business and the organization behind PositiveSSL, InstantSSL, EssentialSSL, EnterpriseSSL, and legacy Comodo certificate lines. | More Details |
 | GoGetSSL is both a certificate reseller and an own-branded SSL product line. Public materials state that it began selling GoGetSSL-branded certificates in 2018; this catalog currently maps its own-brand chain primarily to DigiCert. | More Details |
 | Comodo is primarily a legacy TLS/SSL product brand. The public Comodo CA certificate business became Sectigo, so this catalog assigns current product ownership to Sectigo. | More Details |
 | PositiveSSL is a low-cost SSL/TLS product brand within the Sectigo system. Its official catalog covers DV, OV, EV, wildcard, and multi-domain products. | More Details |
 | GlobalSign is an established public CA and digital identity provider offering TLS/SSL, Managed PKI, document signing, code signing, and IoT identity services. | More Details |
 | PrimeSSL SSL/TLS certificate products. | More Details |
 | SSLs.com is more accurately a certificate sales channel than an independent public CA. New certificates activated through SSLs.com have been issued by SSL.com since July 11, 2026; older unactivated or historical certificates may involve Sectigo. | More Details |
 | GeoTrust is a TLS/SSL brand for small businesses and standard commercial websites. Its current public positioning is powered by DigiCert, so this catalog assigns product ownership to DigiCert. | More Details |
 | GoDaddy is known for domain registration and hosting, and also operates certificate services and a CA repository. It also supplies paid App Service Certificates in scenarios such as Azure. | More Details |
 | EnterpriseSSL is a legacy enterprise-oriented certificate brand that is now part of Sectigo's unified product and account system. | More Details |
 | Thawte is a long-running SSL brand whose public certificate products are supported by DigiCert. This catalog assigns product ownership to DigiCert. | More Details |
 | Entrust SSL/TLS certificate products. | More Details |
 | InstantSSL is a legacy certificate brand covering OV, wildcard, and related certificate use cases. Sectigo has moved InstantSSL into its unified brand and account system. | More Details |
 | Verokey is an Australian issuing certificate authority offering SSL/TLS, S/MIME, and code-signing products with an emphasis on local support. | More Details |
 | AlphaSSL SSL/TLS certificate products. | More Details |
 | EssentialSSL is an entry-level DV product line in the Sectigo and Comodo ecosystem, commonly seen in reseller and low-cost SSL catalogs. | More Details |
 | RapidSSL focuses on low-cost DV certificates and fast issuance. DigiCert materials place RapidSSL in the same CA authorization system as DigiCert, GeoTrust, and Thawte. | More Details |