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CanvasBlocker version history - 25 versions

CanvasBlocker by kkapsner

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CanvasBlocker version history - 25 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 1.11

    Released Jan 3, 2025 - 448.87 KB
    Works with firefox 100.0 and later, android 120.0 and later
    changes:

    - added jnn-pa.googleapis.com to the convenience preset for YouTube
    - improve whitelist inspection
    - improve settings export

    new features:

    - added search for setting values and urls
    - added search specific keywords
    - new translations

    fixes:

    - proxy behaviour broke some websites

    known issues:

    - if a data URL is blocked the page action button does not appear
    - canvas and navigator APIs in workers are not protected

    Source code released under Mozilla Public License 2.0

    You'll need Firefox to use this extension
    Download Firefox
    Download file
  • Older versions

    Version 1.10.1

    Released Apr 10, 2024 - 432.95 KB
    Works with firefox 100.0 and later, android 120.0 and later
    new features:

    - added tag search
    - added :changed tag
    - mark default value in drop downs settings

    fixes:

    - lag and functionality loss on google sites
    - fix function tampering detection via prototype
    - isPointInPath and isPointInStroke return undefined with persistent rng


    known issues:

    - if a data URL is blocked the page action button does not appear
    - canvas and navigator APIs in workers are not protected

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.9

    Released Apr 15, 2023 - 394.56 KB
    Works with firefox 68.0 and later, android 68.0 to 68.*
    changes:

    - update setting descriptions
    - added dhl.de to the convenience preset
    - updated browser presets
    - screen API: use inner of top window for all outer computations

    new features:

    - added support for wildcards (*) in domains
    - added {real Firefox version - rv} to Firefox navigator preset

    fixes:

    - errors in URL regular expressions broke CB
    - use correct tab in browserAction (private browsing)
    - respect RFP in offscreenToBlobCallback

    known issues:

    - if a data URL is blocked the page action button does not appear
    - canvas and navigator APIs in workers are not protected

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.8

    Released Feb 17, 2022 - 368.37 KB
    Works with firefox 56.0 and later, android 68.0 to 68.*
    new features:
    - added SVG protection
    - added notice when dom.webAudio.enabled is set to false
    - added {random vendor} and {random renderer} to UNMASKED_VENDOR_WEBGL and UNMASKED_RENDERER_WEBGL to use a random value from a given list
    - added <option1|option2|...> syntax to UNMASKED_VENDOR_WEBGL and UNMASKED_RENDERER_WEBGL

    fixes:
    - errors in URL regular expressions broke CB

    known issues:
    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.7

    Released Nov 7, 2021 - 360.12 KB
    Works with firefox 56.0 and later, android 68.0 to 68.*
    changes:
    - Auto close browser action

    fixes:
    - CSP headers broken on 304 requests

    known issues:
    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.6.1

    Released Jun 21, 2021 - 360.33 KB
    Works with firefox 56.0 and later, android 68.0 to 68.*
    fixes:

    - Google login and account creation did not work

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.5

    Released Jan 18, 2021 - 358.58 KB
    Works with firefox 56.0 and later, android 68.0 to 68.*
    new features:

    - added {empty}, {false} and {undefined} to webGL preference parameters (i.e. VENDOR, RENDERER, UNMASKED_VENDOR_WEBGL and UNMASKED_RENDERER_WEBGL)
    - added {disabled} to UNMASKED_VENDOR_WEBGL and UNMASKED_RENDERER_WEBGL to disabled the WEBGL_debug_renderer_info extension
    - improved performance for protected canvas part "input"

    fixes:

    - protection of DOM manipulations on unloaded windows may break websites

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.4

    Released Nov 9, 2020 - 356.96 KB
    Works with firefox 56.0 and later, android 68.0 to 68.*
    changes:

    - updated DOMRect protection

    new features:

    - new translations

    fixes:

    - Fix stuck Fenix

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.3

    Released Jun 7, 2020 - 337.37 KB
    Works with firefox 56.0 and later, android 68.0 to 68.*
    changes:

    - added canvas cache to isPointInPath and isPointInStroke

    new features:

    - added link to FAQ
    - added offscreen canvas protection
    - new translations

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.2

    Released Mar 17, 2020 - 313.97 KB
    Works with firefox 56.0 and later, android 68.0 to 68.*
    changes:

    - removed unnecessary activeTab permission
    - always open options page in new tab

    new features:

    - added warning if some features of a API are disabled
    - added TextMetrics protection

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.1

    Released Jan 28, 2020 - 301.47 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    new features:

    - added notice for privacy.resistFingerprinting
    - added container specific navigator settings

    fixes:

    - error when exporting function with name "top"
    - tabs opened with window.open broke when the parent tab was reloaded/closed
    - importing settings file with an very old storage version did not work at all

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 1.0

    Released Jan 18, 2020 - 297.79 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    changes:

    - improved storage of protected API features
    - code cleanup
    - added mail.google.com to the convenience preset
    - added reCAPTCHA preset
    - the reCAPTCHA whitelisting entry is changed to "allow window.name in frames"

    new features:

    - added screen protection
    - added default values for mobile

    fixes:

    - background color of the textarea in the settings export was not readable in the dark theme when the value was invalid
    - settings sanitation: added missing APIs
    - navigator.oscpu and navigator.buildID are undefined in non Gecko browsers
    - resetting the settings had undesired side effects
    - added window.open protection
    - cross origin DOM manipulations
    - window.name protection was detectable
    - importing settings file with an older storage version did not work properly
    - fields hosted on braintree not working when window API was protected

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.14

    Released Sep 23, 2019 - 277.99 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    changes:
    - reevaluated logging message levels

    new features:
    - remove iframe protection from whitelisted pages
    - added protection for getParameter (webGL)

    fixes:
    - improved option pages on mobile

    known issues:
    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.13

    Released Jul 24, 2019 - 274.88 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    new features:

    - added setting presets

    fixes:

    - display of url specific settings did not work properly

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.12

    Released Jul 6, 2019 - 267.14 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    changes:

    - rearranged some settings

    new features:

    - enabled whitelisting of local files
    - added tabs in options page

    fixes:

    - detect when browser.contextualIdentities.onRemoved is not supported

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.11

    Released Jun 23, 2019 - 266.32 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    new features:

    - added auto update for beta versions
    - options: made sections collapsible
    - clear persistent rng data if a container is deleted
    - added tool to clear persistent rng for a specific container

    fixes:

    - improved protection of (i)frame properties
    - document.write and document.writeln protection broke pages
    - race condition causes persistent rnd separation between containers to leak

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.10

    Released May 31, 2019 - 265.18 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    changes:

    - min version is now 57 to remove the amount of warnings on submission

    new features:

    - added date and time to the settings export file
    - persistent rng is no longer shared between containers (different cookieStoreId)

    fixes:

    - setter for innerHTML broke pages
    - protection for document.write and document.writeln broke in Firefox 69
    - not connected iFrame threw error with persistent rng
    - detection over document.write and document.writeln was possible
    - google docs were broken in Waterfox
    - MutationObserver failed in some instances
    - server-site navigator protection did not respect whitelisting
    - confirm messages were broken in Firefox 67

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.9.1

    Released May 28, 2019 - 262.43 KB
    Works with firefox 56.0 and later, android 57.0 to 68.*
    changes:

    - code cleanup
    - made history length threshold url specific
    - made navigator protection url specific
    - uniform themes
    - simplified the "display hidden settings" UI

    new features:

    - added protection for navigator properties
    - added support to import older storage versions
    - protection for data URLs can now be url specific
    - changed input of lists to textarea
    - added option to protect no part of the canvas API
    - apply themes to all extension pages (options, page action, browser action, setting sanitation, setting inspection, navigator settings)
    - theme for automatic detection of dark mode (only works with Firefox >= 67)
    - within the page action the used API can be whitelisted alone
    - added overview page for whitelist

    fixes:

    - search could show hidden settings
    - faking audio did not work with white random generator
    - enabled copying from settings description when they are "hidden"
    - fixed description for "show notifications"
    - improved DOMRect performance
    - improved general performance when stack list is disabled
    - preventing double interception (increased performance and reduced detectability)
    - detection over navigator and DOMRect getters was possible
    - audio cache could break readout
    - improved iFrame protection
    - SOP detection did not work all the time

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.9

    Released May 26, 2019 - 262.32 KB
    Works with firefox 52.0 and later, android 52.0 to 68.*
    changes:

    - code cleanup
    - made history length threshold url specific
    - made navigator protection url specific
    - uniform themes
    - simplified the "display hidden settings" UI

    new features:

    - added protection for navigator properties
    - added support to import older storage versions
    - protection for data URLs can now be url specific
    - changed input of lists to textarea
    - added option to protect no part of the canvas API
    - apply themes to all extension pages (options, page action, browser action, setting sanitation, setting inspection, navigator settings)
    - theme for automatic detection of dark mode (only works with Firefox >= 67)
    - within the page action the used API can be whitelisted alone
    - added overview page for whitelist

    fixes:

    - search could show hidden settings
    - faking audio did not work with white random generator
    - enabled copying from settings description when they are "hidden"
    - fixed description for "show notifications"
    - improved DOMRect performance
    - improved general performance when stack list is disabled
    - preventing double interception (increased performance and reduced detectability)
    - detection over navigator and DOMRect getters was possible
    - audio cache could break readout
    - improved iFrame protection
    - SOP detection did not work all the time

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.8

    Released Feb 10, 2019 - 225.65 KB
    Works with firefox 52.0 and later, android 52.0 to 68.*
    changes:

    - audio faking will not alter buffers with only zero values

    new features:

    - added combined cache for getChannelData and copyFromChannel:
    - better performance
    - prevent double faking => prevent detection

    fixes:

    - after reset the hidden settings and expanded views were not reset
    - audio cache did not work properly

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.7

    Released Feb 4, 2019 - 225.29 KB
    Works with firefox 52.0 and later, android 52.0 to 68.*
    changes:

    - reset settings no longer only available in expert mode

    fixes:

    - protection for history length did not work

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.6

    Released Jan 26, 2019 - 225.06 KB
    Works with firefox 52.0 and later, android 52.0 to 68.*
    changes:

    - removed *Readout and *Input block modes (use protectedCanvasPart instead)

    new features:

    - options gui improvements
    - url specific values can be added by hitting enter in the input
    - highlight "hide" icon when "tabbing" to it
    - made url specific values manageable with "tabbing"
    - added setting "protected canvas part" to decouple block mode from part
    - added "share persistent randomness between domains"

    fixes:

    - constant rng did not work properly when protecting input
    - some display inconsistencies
    - optional parameter on isPointInPath and isPointInStroke were broken

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.5

    Released Oct 13, 2018 - 214.76 KB
    Works with firefox 52.0 and later, android 52.0 to 68.*
    changes:

    - DOMRect uses double cache (value and complete DOMRect)

    new features:

    - added settings sanitation page
    - added search field to browser action popup

    fixes:

    - Google images did not work for some users
    - page action was not showing on Firefox Android
    - wrong content script does no longer trigger the settings load forcing

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.4

    Released Sep 23, 2018 - 224.74 KB
    Works with firefox 52.0 and later, android 52.0 to 68.*
    changes:

    - converted "API whitelist" to "protected API features" (automatic settings migration)
    - notification details are not stored by default
    - settings page reorganized
    - audio API notifies on every call
    - made audio cache url specific

    new features:

    - added save/load directly to/from file option
    - added protection for DOMRect (getClientRects)
    - added setting to control if notification details should be stored
    - state of the arrow for url specific values is saved
    - browser action icon gets grayed out if the page is whitelisted
    - added search to options page

    fixes:

    - window and audio API were always blocked when using any of the "block ..." modes
    - canvas content was not stored to be displayed when wanted
    - hovering over toolbar icon created error in the browser console
    - canvas content was not shown in ask mode any more

    known issues:

    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
  • Version 0.5.3

    Released Sep 2, 2018 - 194.94 KB
    Works with firefox 52.0 and later, android 52.0 to 68.*
    changes:
    - removed active support for Firefox < 60
    - maximal 250 notifications per domain and type will be rendered

    new features:
    - display version in options page
    - added link to open options page in separate tab
    - added option "Don't show again on update." for options page
    - added option to highlight page action icon
    - added option to control browser action icon on notifications
    - added theme for browser and page action popup
    - added badge
    - added option to ignore APIs
    - added protection for history length
    - added protection for window name and opener

    fixes:
    - CSP did not work properly for worker-src
    - detection if the options page was displayed in a separate tab did not work reliably
    - popup text not readable in some dark themes
    - display conditions for notification settings
    - page action not useable with a lot of notifications
    - blocking of blob-worker broke some pages

    known issues:
    - if a data URL is blocked the page action button does not appear

    Source code released under Mozilla Public License 2.0

    Download file
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