A nonprofit Certificate Authority providing TLS certificates to 450 million websites. Read all about our nonprofit work this year in our 2023 Annual Report. From our blog Jul 23, 2024 Intent to End OCSP Service Moving to a more privacy-respecting and efficient method of checking certificate revocation. Read more Jun 24, 2024 More Memory Safety for Let’s Encrypt: Deploying ntpd-rs NTP is critical t