Technologies > SSL Certificate Authorities

Usage statistics of SSL certificate authorities for websites

This diagram shows the percentages of websites using various SSL certificate authorities. See technologies overview for explanations on the methodologies used in the surveys. Our reports are updated daily.





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How to read the diagram:

9.1% of the websites use none of the SSL certificate authorities that we monitor.

IdenTrust is used by 41.3% of all the websites, that is a SSL certificate authority market share of 52.0%.



The following SSL certificate authorities have a market share of less than 0.1%

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