From 3fdcb28b8f1992b66e43582810488413b39ebdb3 Mon Sep 17 00:00:00 2001 From: Thorin-Oakenpants Date: Wed, 18 Oct 2023 14:03:40 +0000 Subject: [PATCH] v118 (#1724) --- user.js | 212 ++++++++++++++++++++++++-------------------------------- 1 file changed, 92 insertions(+), 120 deletions(-) diff --git a/user.js b/user.js index 5e54f30..4798b8a 100644 --- a/user.js +++ b/user.js @@ -1,8 +1,9 @@ /****** * name: arkenfox user.js -* date: 17 September 2023 -* version: 117 -* url: https://github.com/arkenfox/user.js +* date: 18 October 2023 +* version: 118 +* urls: https://github.com/arkenfox/user.js [repo] +* : https://arkenfox.github.io/gui/ [interactive] * license: MIT: https://github.com/arkenfox/user.js/blob/master/LICENSE.txt * README: @@ -26,15 +27,15 @@ * RELEASES: https://github.com/arkenfox/user.js/releases - * It is best to use the arkenfox release that is optimized for and matches your Firefox version - * EVERYONE: each release - - run prefsCleaner to reset prefs made inactive, including deprecated (9999s) - ESR102 - - If you are not using arkenfox v102-1... (not a definitive list) - - 2815: clearOnShutdown cookies + offlineApps should be false - - 9999: switch the appropriate deprecated section(s) back on - * ESR115 - - use https://github.com/arkenfox/user.js/releases/tag/115.1 + * Use the arkenfox release that matches your Firefox version + - DON'T wait for arkenfox to update Firefox, nothing major changes these days + * Each release + - run prefsCleaner to reset prefs made inactive, including deprecated (9999) + * ESR + - It is recommended to not use the updater, or you will get a later version which may cause issues. + So you should manually append your overrides (and keep a copy), and manually update when you + change ESR releases (arkenfox is already past that release) + - If you decide to keep updating, then the onus is on - also see section 9999 * INDEX: @@ -48,7 +49,6 @@ 0900: PASSWORDS 1000: DISK AVOIDANCE 1200: HTTPS (SSL/TLS / OCSP / CERTS / HPKP) - 1400: FONTS 1600: REFERERS 1700: CONTAINERS 2000: PLUGINS / MEDIA / WEBRTC @@ -56,14 +56,14 @@ 2600: MISCELLANEOUS 2700: ETP (ENHANCED TRACKING PROTECTION) 2800: SHUTDOWN & SANITIZING - 4500: RFP (RESIST FINGERPRINTING) + 4500: RFP (resistFingerprinting) 5000: OPTIONAL OPSEC 5500: OPTIONAL HARDENING 6000: DON'T TOUCH 7000: DON'T BOTHER 8000: DON'T BOTHER: FINGERPRINTING 9000: NON-PROJECT RELATED - 9999: DEPRECATED / REMOVED / LEGACY / RENAMED + 9999: DEPRECATED / RENAMED ******/ @@ -132,6 +132,9 @@ user_pref("extensions.htmlaboutaddons.recommendations.enabled", false); * [SETTING] Privacy & Security>Firefox Data Collection & Use>Allow Firefox to make personalized extension recommendations * [1] https://support.mozilla.org/kb/personalized-extension-recommendations ***/ user_pref("browser.discovery.enabled", false); +/* 0323: disable shopping experience [FF116+] + * [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1840156#c0 ***/ +user_pref("browser.shopping.experience2023.enabled", false); // [DEFAULT: false] /** TELEMETRY ***/ /* 0330: disable new data submission [FF41+] @@ -269,11 +272,11 @@ user_pref("network.proxy.socks_remote_dns", true); user_pref("network.file.disable_unc_paths", true); // [HIDDEN PREF] /* 0704: disable GIO as a potential proxy bypass vector * Gvfs/GIO has a set of supported protocols like obex, network, archive, computer, - * dav, cdda, gphoto2, trash, etc. By default only sftp is accepted (FF87+) + * dav, cdda, gphoto2, trash, etc. From FF87-117, by default only sftp was accepted * [1] https://bugzilla.mozilla.org/1433507 * [2] https://en.wikipedia.org/wiki/GVfs * [3] https://en.wikipedia.org/wiki/GIO_(software) ***/ -user_pref("network.gio.supported-protocols", ""); // [HIDDEN PREF] +user_pref("network.gio.supported-protocols", ""); // [HIDDEN PREF] [DEFAULT: "" FF118+] /* 0705: disable proxy direct failover for system requests [FF91+] * [WARNING] Default true is a security feature against malicious extensions [1] * [SETUP-CHROME] If you use a proxy and you trust your extensions @@ -305,36 +308,30 @@ user_pref("network.dns.skipTRR-when-parental-control-enabled", false); /*** [SECTION 0800]: LOCATION BAR / SEARCH BAR / SUGGESTIONS / HISTORY / FORMS ***/ user_pref("_user.js.parrot", "0800 syntax error: the parrot's ceased to be!"); -/* 0802: disable location bar domain guessing - * domain guessing intercepts DNS "hostname not found errors" and resends a - * request (e.g. by adding www or .com). This is inconsistent use (e.g. FQDNs), does not work - * via Proxy Servers (different error), is a flawed use of DNS (TLDs: why treat .com - * as the 411 for DNS errors?), privacy issues (why connect to sites you didn't - * intend to), can leak sensitive data (e.g. query strings: e.g. Princeton attack), - * and is a security risk (e.g. common typos & malicious sites set up to exploit this) ***/ -user_pref("browser.fixup.alternate.enabled", false); // [DEFAULT: false FF104+] -/* 0804: disable live search suggestions +/* 0801: disable location bar making speculative connections [FF56+] + * [1] https://bugzilla.mozilla.org/1348275 ***/ +user_pref("browser.urlbar.speculativeConnect.enabled", false); +/* 0802: disable location bar contextual suggestions [FF92+] + * [SETTING] Privacy & Security>Address Bar>Suggestions from... + * [1] https://blog.mozilla.org/data/2021/09/15/data-and-firefox-suggest/ ***/ +user_pref("browser.urlbar.suggest.quicksuggest.nonsponsored", false); // [FF95+] +user_pref("browser.urlbar.suggest.quicksuggest.sponsored", false); +/* 0803: disable live search suggestions * [NOTE] Both must be true for the location bar to work * [SETUP-CHROME] Override these if you trust and use a privacy respecting search engine * [SETTING] Search>Provide search suggestions | Show search suggestions in address bar results ***/ user_pref("browser.search.suggest.enabled", false); user_pref("browser.urlbar.suggest.searches", false); -/* 0805: disable location bar making speculative connections [FF56+] - * [1] https://bugzilla.mozilla.org/1348275 ***/ -user_pref("browser.urlbar.speculativeConnect.enabled", false); -/* 0806: disable location bar leaking single words to a DNS provider **after searching** [FF78+] - * 0=never resolve, 1=use heuristics, 2=always resolve - * [1] https://bugzilla.mozilla.org/1642623 ***/ -user_pref("browser.urlbar.dnsResolveSingleWordsAfterSearch", 0); // [DEFAULT: 0 FF104+] -/* 0807: disable location bar contextual suggestions [FF92+] - * [SETTING] Privacy & Security>Address Bar>Suggestions from... - * [1] https://blog.mozilla.org/data/2021/09/15/data-and-firefox-suggest/ ***/ -user_pref("browser.urlbar.suggest.quicksuggest.nonsponsored", false); // [FF95+] -user_pref("browser.urlbar.suggest.quicksuggest.sponsored", false); -/* 0808: disable tab-to-search [FF85+] - * Alternatively, you can exclude on a per-engine basis by unchecking them in Options>Search - * [SETTING] Privacy & Security>Address Bar>When using the address bar, suggest>Search engines ***/ - // user_pref("browser.urlbar.suggest.engines", false); +/* 0805: disable urlbar trending search suggestions [FF118+] + * [SETTING] Search>Search Suggestions>Show trending search suggestions (FF119) ***/ +user_pref("browser.urlbar.trending.featureGate", false); +/* 0806: disable urlbar suggestions ***/ +user_pref("browser.urlbar.addons.featureGate", false); // [FF115+] +user_pref("browser.urlbar.mdn.featureGate", false); // [FF117+] [HIDDEN PREF] +user_pref("browser.urlbar.pocket.featureGate", false); // [FF116+] [DEFAULT: false] +user_pref("browser.urlbar.weather.featureGate", false); // [FF108+] [DEFAULT: false] +/* 0807: disable urlbar clipboard suggestions [FF118+] ***/ + // user_pref("browser.urlbar.clipboard.featureGate", false); // [DEFAULT: false] /* 0810: disable search and form history * [SETUP-WEB] Be aware that autocomplete form data can be read by third parties [1][2] * [NOTE] We also clear formdata on exit (2811) @@ -342,6 +339,10 @@ user_pref("browser.urlbar.suggest.quicksuggest.sponsored", false); * [1] https://blog.mindedsecurity.com/2011/10/autocompleteagain.html * [2] https://bugzilla.mozilla.org/381681 ***/ user_pref("browser.formfill.enable", false); +/* 0815: disable tab-to-search [FF85+] + * Alternatively, you can exclude on a per-engine basis by unchecking them in Options>Search + * [SETTING] Privacy & Security>Address Bar>When using the address bar, suggest>Search engines ***/ + // user_pref("browser.urlbar.suggest.engines", false); /* 0820: disable coloring of visited links * [SETUP-HARDEN] Bulk rapid history sniffing was mitigated in 2010 [1][2]. Slower and more expensive * redraw timing attacks were largely mitigated in FF77+ [3]. Using RFP (4501) further hampers timing @@ -499,18 +500,6 @@ user_pref("security.ssl.treat_unsafe_negotiation_as_broken", true); * [TEST] https://expired.badssl.com/ ***/ user_pref("browser.xul.error_pages.expert_bad_cert", true); -/*** [SECTION 1400]: FONTS ***/ -user_pref("_user.js.parrot", "1400 syntax error: the parrot's bereft of life!"); -/* 1402: limit font visibility (Windows, Mac, some Linux) [FF94+] - * Uses hardcoded lists with two parts: kBaseFonts + kLangPackFonts [1], bundled fonts are auto-allowed - * In normal windows: uses the first applicable: RFP over TP over Standard - * In Private Browsing windows: uses the most restrictive between normal and private - * 1=only base system fonts, 2=also fonts from optional language packs, 3=also user-installed fonts - * [1] https://searchfox.org/mozilla-central/search?path=StandardFonts*.inc ***/ - // user_pref("layout.css.font-visibility.private", 1); - // user_pref("layout.css.font-visibility.standard", 1); - // user_pref("layout.css.font-visibility.trackingprotection", 1); - /*** [SECTION 1600]: REFERERS full URI: https://example.com:8888/foo/bar.html?id=1234 scheme+host+port+path: https://example.com:8888/foo/bar.html @@ -558,11 +547,9 @@ user_pref("dom.disable_window_move_resize", true); /*** [SECTION 2600]: MISCELLANEOUS ***/ user_pref("_user.js.parrot", "2600 syntax error: the parrot's run down the curtain!"); -/* 2601: prevent accessibility services from accessing your browser [RESTART] - * [1] https://support.mozilla.org/kb/accessibility-services ***/ -user_pref("accessibility.force_disabled", 1); -/* 2603: remove temp files opened with an external application - * [1] https://bugzilla.mozilla.org/302433 ***/ +/* 2603: remove temp files opened from non-PB windows with an external application + * [1] https://bugzilla.mozilla.org/buglist.cgi?bug_id=302433,1738574 ***/ +user_pref("browser.download.start_downloads_in_tmp_dir", true); // [FF102+] user_pref("browser.helperApps.deleteTempFileOnExit", true); /* 2606: disable UITour backend so there is no chance that a remote page can use it ***/ user_pref("browser.uitour.enabled", false); @@ -599,12 +586,6 @@ user_pref("network.IDN_show_punycode", true); * [1] https://cve.mitre.org/cgi-bin/cvekey.cgi?keyword=pdf.js+firefox ***/ user_pref("pdfjs.disabled", false); // [DEFAULT: false] user_pref("pdfjs.enableScripting", false); // [FF86+] -/* 2623: disable permissions delegation [FF73+] - * Currently applies to cross-origin geolocation, camera, mic and screen-sharing - * permissions, and fullscreen requests. Disabling delegation means any prompts - * for these will show/use their correct 3rd party origin - * [1] https://groups.google.com/forum/#!topic/mozilla.dev.platform/BdFOMAuCGW8/discussion ***/ -user_pref("permissions.delegation.enabled", false); /* 2624: disable middle click on new tab button opening URLs or searches using clipboard [FF115+] */ user_pref("browser.tabs.searchclipboardfor.middleclick", false); // [DEFAULT: false NON-LINUX] @@ -625,8 +606,7 @@ user_pref("browser.download.always_ask_before_handling_new_types", true); /* 2660: lock down allowed extension directories * [SETUP-CHROME] This will break extensions, language packs, themes and any other * XPI files which are installed outside of profile and application directories - * [1] https://mike.kaply.com/2012/02/21/understanding-add-on-scopes/ - * [1] https://archive.is/DYjAM (archived) ***/ + * [1] https://archive.is/DYjAM ***/ user_pref("extensions.enabledScopes", 5); // [HIDDEN PREF] user_pref("extensions.autoDisableScopes", 15); // [DEFAULT: 15] /* 2661: disable bypassing 3rd party extension install prompts [FF82+] @@ -653,11 +633,6 @@ user_pref("browser.contentblocking.category", "strict"); * [2] https://hg.mozilla.org/mozilla-central/rev/e5483fd469ab#l4.12 * [3] https://developer.mozilla.org/en-US/docs/Web/Privacy/State_Partitioning#storage_access_heuristics ***/ // user_pref("privacy.antitracking.enableWebcompat", false); -/* 2710: enable state partitioning of service workers [FF96+] ***/ -user_pref("privacy.partition.serviceWorkers", true); // [DEFAULT: true FF105+] -/* 2720: enable APS (Always Partitioning Storage) ***/ -user_pref("privacy.partition.always_partition_third_party_non_cookie_storage", true); // [FF104+] [DEFAULT: true FF109+] -user_pref("privacy.partition.always_partition_third_party_non_cookie_storage.exempt_sessionstorage", false); // [FF105+] [DEFAULT: false FF109+] /*** [SECTION 2800]: SHUTDOWN & SANITIZING ***/ user_pref("_user.js.parrot", "2800 syntax error: the parrot's bleedin' demised!"); @@ -716,7 +691,7 @@ user_pref("privacy.cpd.cookies", false); * which will display a blank value, and are not guaranteed to work ***/ user_pref("privacy.sanitize.timeSpan", 0); -/*** [SECTION 4500]: RFP (RESIST FINGERPRINTING) +/*** [SECTION 4500]: RFP (resistFingerprinting) RFP covers a wide range of ongoing fingerprinting solutions. It is an all-or-nothing buy in: you cannot pick and choose what parts you want [TEST] https://arkenfox.github.io/TZP/tzp.html @@ -730,7 +705,7 @@ user_pref("privacy.sanitize.timeSpan", 0); FF56 1369303 - spoof/disable performance API 1333651 - spoof User Agent & Navigator API - version: android version spoofed as ESR + version: android version spoofed as ESR (FF119 or lower) OS: JS spoofed as Windows 10, OS 10.15, Android 10, or Linux | HTTP Headers spoofed as Windows or Android 1369319 - disable device sensor API 1369357 - disable site specific zoom @@ -772,7 +747,7 @@ user_pref("privacy.sanitize.timeSpan", 0); 1794628 - return "none" with inverted-colors (FF114) ***/ user_pref("_user.js.parrot", "4500 syntax error: the parrot's popped 'is clogs"); -/* 4501: enable privacy.resistFingerprinting +/* 4501: enable RFP * [SETUP-WEB] RFP can cause some website breakage: mainly canvas, use a canvas site exception via the urlbar * RFP also has a few side effects: mainly timezone is UTC0, and websites will prefer light theme * [NOTE] pbmode applies if true and the original pref is false @@ -787,7 +762,7 @@ user_pref("privacy.window.maxInnerHeight", 900); /* 4503: disable mozAddonManager Web API [FF57+] * [NOTE] To allow extensions to work on AMO, you also need 2662 * [1] https://bugzilla.mozilla.org/buglist.cgi?bug_id=1384330,1406795,1415644,1453988 ***/ -user_pref("privacy.resistFingerprinting.block_mozAddonManager", true); // [HIDDEN PREF FF57-108] +user_pref("privacy.resistFingerprinting.block_mozAddonManager", true); /* 4504: enable RFP letterboxing [FF67+] * Dynamically resizes the inner window by applying margins in stepped ranges [2] * If you use the dimension pref, then it will only apply those resolutions. @@ -894,8 +869,6 @@ user_pref("_user.js.parrot", "5000 syntax error: the parrot's taken 'is last bow // user_pref("browser.taskbar.lists.frequent.enabled", false); // user_pref("browser.taskbar.lists.recent.enabled", false); // user_pref("browser.taskbar.lists.tasks.enabled", false); -/* 5015: disable Windows taskbar preview [WINDOWS] ***/ - // user_pref("browser.taskbar.previews.enable", false); // [DEFAULT: false] /* 5016: discourage downloading to desktop * 0=desktop, 1=downloads (default), 2=custom * [SETTING] To set your custom default "downloads": General>Downloads>Save files to ***/ @@ -952,7 +925,7 @@ user_pref("_user.js.parrot", "5500 syntax error: this is an ex-parrot!"); * Vulnerabilities [1] have increasingly been found, including those known and fixed * in native programs years ago [2]. WASM has powerful low-level access, making * certain attacks (brute-force) and vulnerabilities more possible - * [STATS] ~0.2% of websites, about half of which are for crytopmining / malvertising [2][3] + * [STATS] ~0.2% of websites, about half of which are for cryptomining / malvertising [2][3] * [1] https://cve.mitre.org/cgi-bin/cvekey.cgi?keyword=wasm * [2] https://spectrum.ieee.org/tech-talk/telecom/security/more-worries-over-the-security-of-web-assembly * [3] https://www.zdnet.com/article/half-of-the-websites-using-webassembly-use-it-for-malicious-purposes ***/ @@ -982,7 +955,7 @@ user_pref("_user.js.parrot", "5500 syntax error: this is an ex-parrot!"); * Firefox uses the system DNS to initially resolve the IP address of your DoH server. * When set to a valid, working value that matches your "network.trr.uri" (0712) Firefox * won't use the system DNS. If the IP doesn't match then DoH won't work ***/ - // user_pref("network.trr.bootstrapAddr", "10.0.0.1") // [HIDDEN PREF] + // user_pref("network.trr.bootstrapAddr", "10.0.0.1"); // [HIDDEN PREF] /*** [SECTION 6000]: DON'T TOUCH ***/ user_pref("_user.js.parrot", "6000 syntax error: the parrot's 'istory!"); @@ -1014,7 +987,7 @@ user_pref("extensions.webcompat-reporter.enabled", false); // [DEFAULT: false] /* 6012: enforce Quarantined Domains [FF115+] * [WHY] https://support.mozilla.org/kb/quarantined-domains */ user_pref("extensions.quarantinedDomains.enabled", true); // [DEFAULT: true] -/* 6050: prefsCleaner: reset previously active items removed from arkenfox FF102+ ***/ +/* 6050: prefsCleaner: previously active items removed from arkenfox 102-114 ***/ // user_pref("beacon.enabled", ""); // user_pref("browser.startup.blankWindow", ""); // user_pref("browser.newtab.preload", ""); @@ -1031,8 +1004,21 @@ user_pref("extensions.quarantinedDomains.enabled", true); // [DEFAULT: true] // user_pref("extensions.formautofill.creditCards.available", ""); // user_pref("extensions.formautofill.creditCards.supported", ""); // user_pref("middlemouse.contentLoadURL", ""); -/* 6051: prefsCleaner: reset previously active items removed from arkenfox FF115+ ***/ +/* 6051: prefsCleaner: previously active items removed from arkenfox 115-127 ***/ + // user_pref("accessibility.force_disabled", ""); + // user_pref("browser.fixup.alternate.enabled", ""); + // user_pref("browser.urlbar.dnsResolveSingleWordsAfterSearch", ""); // user_pref("network.protocol-handler.external.ms-windows-store", ""); + // user_pref("privacy.partition.always_partition_third_party_non_cookie_storage", ""); + // user_pref("privacy.partition.always_partition_third_party_non_cookie_storage.exempt_sessionstorage", ""); + // user_pref("privacy.partition.serviceWorkers", ""); +/* 6052: prefsCleaner: deprecated ESR102 items from FF103-115 ***/ + // user_pref("browser.cache.offline.enable", ""); + // user_pref("extensions.formautofill.heuristics.enabled", ""); + // user_pref("network.cookie.lifetimePolicy", ""); + // user_pref("privacy.clearsitedata.cache.enabled", ""); + // user_pref("privacy.resistFingerprinting.testGranularityMask", ""); + // user_pref("security.pki.sha1_enforcement_level", ""); /*** [SECTION 7000]: DON'T BOTHER ***/ user_pref("_user.js.parrot", "7000 syntax error: the parrot's pushing up daisies!"); @@ -1057,8 +1043,8 @@ user_pref("_user.js.parrot", "7000 syntax error: the parrot's pushing up daisies /* 7003: disable non-modern cipher suites [1] * [WHY] Passive fingerprinting. Minimal/non-existent threat of downgrade attacks * [1] https://browserleaks.com/ssl ***/ - // user_pref("security.ssl3.ecdhe_ecdsa_aes_128_sha", false); // [DEFAULT: false FF109+] - // user_pref("security.ssl3.ecdhe_ecdsa_aes_256_sha", false); // [DEFAULT: false FF109+] + // user_pref("security.ssl3.ecdhe_ecdsa_aes_128_sha", false); + // user_pref("security.ssl3.ecdhe_ecdsa_aes_256_sha", false); // user_pref("security.ssl3.ecdhe_rsa_aes_128_sha", false); // user_pref("security.ssl3.ecdhe_rsa_aes_256_sha", false); // user_pref("security.ssl3.rsa_aes_128_gcm_sha256", false); // no PFS @@ -1110,8 +1096,10 @@ user_pref("_user.js.parrot", "7000 syntax error: the parrot's pushing up daisies * [WHY] DNT is enforced with Tracking Protection which is used in ETP Strict (2701) ***/ // user_pref("privacy.donottrackheader.enabled", true); /* 7016: customize ETP settings + * [NOTE] FPP (fingerprintingProtection) is ignored when RFP (4501) is enabled * [WHY] Arkenfox only supports strict (2701) which sets these at runtime ***/ - // user_pref("network.cookie.cookieBehavior", 5); // [DEFAULT: 5 FF103+] + // user_pref("network.cookie.cookieBehavior", 5); // [DEFAULT: 5] + // user_pref("privacy.fingerprintingProtection", true); // [FF114+] [ETP FF119+] // user_pref("network.http.referer.disallowCrossSiteRelaxingDefault", true); // user_pref("network.http.referer.disallowCrossSiteRelaxingDefault.top_navigation", true); // [FF100+] // user_pref("privacy.partition.network_state.ocsp_cache", true); @@ -1182,42 +1170,8 @@ user_pref("browser.messaging-system.whatsNewPanel.enabled", false); * [SETTING] Search>Search Bar>Use the address bar for search and navigation>Show search terms instead of URL... ***/ user_pref("browser.urlbar.showSearchTerms.enabled", false); -/*** [SECTION 9999]: DEPRECATED / REMOVED / LEGACY / RENAMED - Documentation denoted as [-]. Items deprecated prior to FF91 have been archived at [1] - [1] https://github.com/arkenfox/user.js/issues/123 -***/ +/*** [SECTION 9999]: DEPRECATED / RENAMED ***/ user_pref("_user.js.parrot", "9999 syntax error: the parrot's shuffled off 'is mortal coil!"); -/* ESR102.x still uses all the following prefs -// [NOTE] replace the * with a slash in the line above to re-enable active ones -// FF103 -// 2801: delete cookies and site data on exit - replaced by sanitizeOnShutdown* (2810) - // 0=keep until they expire (default), 2=keep until you close Firefox - // [SETTING] Privacy & Security>Cookies and Site Data>Delete cookies and site data when Firefox is closed - // [-] https://bugzilla.mozilla.org/buglist.cgi?bug_id=1681493,1681495,1681498,1759665,1764761 -user_pref("network.cookie.lifetimePolicy", 2); -// 6012: disable SHA-1 certificates - // [-] https://bugzilla.mozilla.org/1766687 - // user_pref("security.pki.sha1_enforcement_level", 1); // [DEFAULT: 1] -// FF114 -// 2816: set cache to clear on exit [FF96+] - // [NOTE] We already disable disk cache (1001) and clear on exit (2811) which is more robust - // [1] https://bugzilla.mozilla.org/1671182 - // [-] https://bugzilla.mozilla.org/1821651 - // user_pref("privacy.clearsitedata.cache.enabled", true); -// 4505: experimental RFP [FF91+] - // [-] https://bugzilla.mozilla.org/1824235 - // user_pref("privacy.resistFingerprinting.testGranularityMask", 0); -// 5017: disable Form Autofill heuristics - // Heuristics controls Form Autofill on forms without @autocomplete attributes - // [-] https://bugzilla.mozilla.org/1829670 - // user_pref("extensions.formautofill.heuristics.enabled", false); // [FF55+] -// FF115 - // 7001: disable offline cache (appCache) - // [NOTE] appCache storage capability was removed in FF90 - // [-] https://bugzilla.mozilla.org/1677718 - // user_pref("browser.cache.offline.enable", false); -// ***/ - /* ESR115.x still uses all the following prefs // [NOTE] replace the * with a slash in the line above to re-enable active ones // FF116 @@ -1237,6 +1191,24 @@ user_pref("security.family_safety.mode", 0); // [1] https://blog.mozilla.org/en/products/firefox/block-notification-requests/ // [-] https://bugzilla.mozilla.org/1842457 // user_pref("dom.webnotifications.serviceworker.enabled", false); +// FF118 +// 1402: limit font visibility (Windows, Mac, some Linux) [FF94+] + // Uses hardcoded lists with two parts: kBaseFonts + kLangPackFonts [1], bundled fonts are auto-allowed + // In normal windows: uses the first applicable: RFP over TP over Standard + // In Private Browsing windows: uses the most restrictive between normal and private + // 1=only base system fonts, 2=also fonts from optional language packs, 3=also user-installed fonts + // [1] https://searchfox.org/mozilla-central/search?path=StandardFonts*.inc + // [-] https://bugzilla.mozilla.org/1847599 + // user_pref("layout.css.font-visibility.private", 1); + // user_pref("layout.css.font-visibility.standard", 1); + // user_pref("layout.css.font-visibility.trackingprotection", 1); +// 2623: disable permissions delegation [FF73+] + // Currently applies to cross-origin geolocation, camera, mic and screen-sharing + // permissions, and fullscreen requests. Disabling delegation means any prompts + // for these will show/use their correct 3rd party origin + // [1] https://groups.google.com/forum/#!topic/mozilla.dev.platform/BdFOMAuCGW8/discussion + // [-] https://bugzilla.mozilla.org/1697151 + // user_pref("permissions.delegation.enabled", false); // ***/ /* END: internal custom pref to test for syntax errors ***/