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Certificate authorities (TLS/SSL)
Lehi, United States40.42°N 111.85°W
computed criticality10/100
reading
Let's Encrypt dominates HTTPS certificates (~65% of sites), ahead of Sectigo, GoDaddy and DigiCert (DigiCert leads enterprise/EV but is marginal by volume)
2024Fault line
The HTTPS padlock of every site rests on certificates issued by a handful of trusted authorities. The failure or compromise of one can shake trust across whole swathes of the internet.
Actors
Let's Encrypt (ISRG)
DigiCert
Sectigo
Google Trust Services
Sources