为1.8亿个网站提供TLS证书的非盈利性证书颁发机构。

博客文章

• Nov 6, 2020

  Standing on Our Own Two Feet

  When a new Certificate Authority (CA) comes on the scene, it faces a conundrum: In order to be useful to people, it needs its root certificate to be trusted by a wide variety of operating systems (OSes) and browsers. However, it can take years for the OSes and browsers to accept the new root certificate, and even longer for people to upgrade their devices to the newer versions that include that change.

  阅读全文

• Sep 17, 2020

  Let's Encrypt's New Root and Intermediate Certificates

  On Thursday, September 3rd, 2020, Let’s Encrypt issued six new certificates: one root, four intermediates, and one cross-sign. These new certificates are part of our larger plan to improve privacy on the web, by making ECDSA end-entity certificates widely available, and by making certificates smaller.

  阅读全文

• Feb 27, 2020

  Let's Encrypt Has Issued a Billion Certificates

  We issued our billionth certificate on February 27, 2020. We’re going to use this big round number as an opportunity to reflect on what has changed for us, and for the Internet, leading up to this event.

  阅读全文

RSS 订阅

主要赞助商和捐赠者