SSLeuth version history - 3 versions
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 1.7
Released Jul 23, 2025 - 15.56 KBWorks with firefox 58.0 and later, android 120.0 and laterFixed an issue where navigation within the same root domain would sometimes break connection/certificate information displayed.Source code released under GNU General Public License v3.0 only
Download FirefoxYou'll need Firefox to use this extensionOlder versions
Version 1.6
Released Jul 22, 2025 - 15.59 KBWorks with firefox 58.0 and later, android 120.0 and laterFixed issue with Private DNS not showing.Source code released under GNU General Public License v3.0 only
Version 1.5
Released Jul 22, 2025 - 15.59 KBWorks with firefox 58.0 and later, android 120.0 and laterAdded indication via an icon change if connection is Secure, Weak, or Broken.
Removed OCSP information as this check seems to be bugged currently.Source code released under GNU General Public License v3.0 only