In 1996, I registered my first website, Vaughan-Nichols & Associates. After setting up the site, one of the first things I did was to secure connections with a Secure Sockets Layer (SSL) certificate.

The nonprofit that secures more than 500 million websites with free TLS certificates published a detailed post-quantum migration roadmap June 3, 2026, and its preferred path solves a problem most ...

Let’s Encrypt has announced that its free security certificates are now trusted by all major browsers, bringing the organization’s mission to offer free HTTPS encryption to all sites one step closer ...

Let’s Encrypt has been providing free “wildcard” certificates for websites for nearly seven years, enabling HTTPS connections for millions of domains and doing the whole Internet a real solid. Now the ...

Let's Encrypt will revoke over 3 million certificates on Wednesday, March 4th, due to a bug in their domain validation and issuance software. A bug in Let's Encrypt's certificate authority (CA) ...