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CheckMyHTTPS version history - 19 versions

CheckMyHTTPS by CheckMyHTTPS Team

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CheckMyHTTPS version history - 19 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 5.7.2

    Released Sep 14, 2025 - 58.35 KB
    Works with firefox 115.0 and later
    • Visual improvement of Options page
    • Handle the case of checking addons.vaultpit.io's certificate which is not possible due to a safety feature where Firefox prevents its extensions from manipulating the extension store website
    • By default, the extension icon is icon.png, not unknown.png anymore.
    • Improved error handling messages
    • Reorganized and improved localization messages
    • Removed severalCertificates 'SC' case handling. It is now considered invalid.
    • Checking an IDN (Internationalized Domain Name) website is now considered valid (as long as both certificate fingerprints are equal).
    • Made the IDN warning notification clickable to redirect the user to wikipedia's IDN homograph attack page
    • Removed Warning status as severalCertificates and IDN cases are no longer considered warning

    Source code released under GNU General Public License v3.0 only

    You’ll need Firefox to use this extension
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  • Older versions

    Version 5.7.1

    Released Feb 4, 2024 - 60.59 KB
    Works with firefox 79.0 and later
    5.7.1 - 2024-02-04
    - Fix loading of options on browser startup (custom server and public key)
    - Better error messages

    Source code released under GNU General Public License v3.0 only

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  • Version 5.7.0

    Released Aug 31, 2022 - 60.09 KB
    Works with firefox 79.0 and later

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.6.0

    Released Jan 28, 2022 - 56.84 KB
    Works with firefox 62.0 and later
    ## 5.6.0 - 2022-01-28
    - Add IP getter and call API with it, in order to avoid false negatives
    - Improved appearance of options

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.5.4

    Released Jan 8, 2022 - 56.55 KB
    Works with firefox 62.0 and later, android 62.0 to 68.*
    ## 5.5.4 - 2022-01-08
    - Certificate fingerprint update

    Source code released under GNU General Public License v3.0 only

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  • Version 5.5.3

    Released Dec 6, 2020 - 56.51 KB
    Works with firefox 62.0 and later, android 62.0 to 68.*

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.5.2

    Released Jul 28, 2020 - 56.52 KB
    Works with firefox 62.0 and later, android 62.0 to 68.*

    Source code released under GNU General Public License v3.0 only

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  • Version 5.5.1

    Released May 25, 2020 - 56.43 KB
    Works with firefox 57.0 and later, android 57.0 to 68.*

    Source code released under GNU General Public License v3.0 only

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  • Version 5.5

    Released Jan 19, 2020 - 71.94 KB
    Works with firefox 57.0 and later, android 57.0 to 68.*

    Source code released under GNU General Public License v3.0 only

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  • Version 5.4.1

    Released Nov 27, 2019 - 77.44 KB
    Works with firefox 57.0 and later, android 57.0 to 68.*

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.4.0

    Released Aug 25, 2019 - 77.43 KB
    Works with firefox 50.0 and later, android 62.0 to 68.*
    - Add the option to disable notifications

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.3.2

    Released May 30, 2019 - 77.57 KB
    Works with firefox 50.0 and later, android 62.0 to 68.*
    - Fix the error message when the check server is down.

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.3.1

    Released May 6, 2019 - 79.08 KB
    Works with firefox 50.0 and later, android 62.0 to 68.*
    - Fix a bug preventing the error message when checking the check server.

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.3.0

    Released Mar 15, 2019 - 75.25 KB
    Works with firefox 50.0 and later, android 50.0 to 68.*

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.2.1

    Released Feb 1, 2019 - 78.16 KB
    Works with firefox 57.0 and later, android 62.0 to 68.*
    - Fix SSL Pinning on Check Server.

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.2.0

    Released Jan 30, 2019 - 78.16 KB
    Works with firefox 57.0 and later, android 62.0 to 68.*
    - Support the WebExtension TLS API (the Python script is now optional on Firefox > 62).
    - Back on Firefox Mobile!
    - Improved tab management.

    Source code released under GNU General Public License v3.0 only

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  • Version 5.1.1

    Released Nov 9, 2018 - 69.88 KB
    Works with firefox 57.0 and later
    - Fix compatibility with Python 3.7.

    Source code released under GNU General Public License v3.0 only

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  • Version 5.1.0

    Released Nov 8, 2018 - 69.86 KB
    Works with firefox 57.0 and later
    - Add proxy support in Python script.
    - Increase timeout to 10sec.

    Source code released under GNU General Public License v3.0 only

    Download file

  • Version 5.0.0

    Released May 6, 2018 - 73.2 KB
    Works with firefox 57.0 and later
    - Migration to WebExtension!
    - Use a Python script to perform a check (pending the WebExtension TLS API).

    Source code released under GNU General Public License v3.0 only

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