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Lets Encrypt Updates

SSL certificate updates for secure web applications

Recent Updates

We pull the official changelog, sanitize it, and organize it into a uniform list. Follow each entry URL to read the original on the vendor site.

  1. Mar 18, 2025
    Ten Years of Let's Encrypt: Announcing support from Jeff Atwood
  2. Feb 20, 2025
    We Issued Our First Six Day CertImportant
  3. Feb 14, 2025
    Encryption for Everybody
  4. Jan 30, 2025
    Scaling Our Rate Limits to Prepare for a Billion Active Certificates
  5. Jan 22, 2025
    Ending Support for Expiration Notification Emails
  6. Jan 16, 2025
    Announcing Six Day and IP Address Certificate Options in 2025Important
  7. Jan 9, 2025
    Announcing Certificate Profile Selection
  8. Dec 11, 2024
    A Note from our Executive Director
  9. Dec 5, 2024
    Ending OCSP Support in 2025
  10. Jul 23, 2024
    Intent to End OCSP Service
  11. Jun 24, 2024
    More Memory Safety for Let’s Encrypt: Deploying ntpd-rs
  12. May 30, 2024
    Let’s Encrypt Continues Partnership with Princeton to Bolster Internet Security
  13. May 1, 2024
    Takeaways from Tailscale’s Adoption of ARI
  14. Apr 25, 2024
    An Engineer’s Guide to Integrating ARI into Existing ACME Clients
  15. Apr 12, 2024
    Deploying Let's Encrypt's New Issuance Chains
  16. Mar 19, 2024
    New Intermediate Certificates
  17. Mar 14, 2024
    Introducing Sunlight, a CT implementation built for scalability, ease of operation, and reduced costImportant
  18. Dec 28, 2023
    A Year-End Letter from our Vice President
  19. Dec 13, 2023
    Our role in supporting the nonprofit ecosystem
  20. Sep 7, 2023
    Increase your security governance with CAA
  21. Jul 10, 2023
    Shortening the Let's Encrypt Chain of Trust
  22. May 24, 2023
    ISRG’s 10th Anniversary
  23. Mar 23, 2023
    Improving Resiliency and Reliability for Let’s Encrypt with ARI
  24. Jan 19, 2023
    Thank you to our 2023 renewing sponsors
  25. Jan 12, 2023
    A Look into the Engineering Culture at ISRG
View changelogWebsite

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sslcertificatessecurity

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