GeoTrust is one of the oldest SSL brands on the market at the present time. GeoTrust's market share can be gauged by its popularity with millions of customers across more than 150 countries. According to BuiltWith, a trusted website, there are about 400000 websites trusting GeoTrust CA SSL Certificates. Not only that, GeoTrust's products are very diverse, suitable for many customers. Clearly, GeoTrust is a brand that provides strong security certificates in terms of both reputation and quality.