GeoTrust
GeoTrust is a digital certificate provider. The GeoTrust brand was bought by Symantec from Verisign in 2010, but agreed to sell the certificate business (including GeoTrust) in 2017, DigiCert acquired the TLS/SSL and PKI businesses from the world’s largest certificate authority, Symantec (including brands GeoTrust, RapidSSL, Thawte and VeriSign), for $950 million.