Betterfox/SecureFox.js

//
/* Do not COPY+PASTE this file. If you do, only COPY+PASTE the user_pref itself.
 *
 * If you make changes to your about:config while the program is running, the
 * changes will be overwritten when the application restarts.
 *
 * To make a change to preferences, you will have to edit the user.js file.
 */

/****************************************************************************
 * SecureFox                                                                *
 * "Natura non constristatur."                                              *     
 * priority: provide sensible security and privacy                          *  
 * version: 29 January 2021                                                 *
 * url: https://github.com/yokoffing/Better-Fox                             *                   
****************************************************************************/

/****************************************************************************
 * SECTION: TRACKING PROTECTION                                             *
****************************************************************************/

// PREF: Enhanced Tracking Protection (ETP)
// Tracking Content blocking will strip cookies and block all resource requests to domains listed in Disconnect.me.
// Firefox deletes all stored site data (incl. cookies, browser storage) if the site is a known tracker and hasn’t
// been interacted with in the last 30 days.
user_pref("privacy.trackingprotection.enabled", true);
user_pref("privacy.trackingprotection.pbmode.enabled", true); /* default */
// user_pref("browser.contentblocking.customBlockList.preferences.ui.enabled", true);
user_pref("privacy.trackingprotection.cryptomining.enabled", true); /* default */
user_pref("privacy.trackingprotection.fingerprinting.enabled", true); /* default */
user_pref("privacy.trackingprotection.socialtracking.enabled", true);
user_pref("privacy.socialtracking.block_cookies.enabled", true); /* default */

// PREF: Allow embedded tweets and Instagram posts to load in articles.
// https://www.reddit.com/r/firefox/comments/l79nxy/firefox_dev_is_ignoring_social_tracking_preference/gl84ukk
user_pref("urlclassifier.trackingSkipURLs", "*.twitter.com, *.twimg.com"); /* hidden */
user_pref("urlclassifier.features.socialtracking.skipURLs", "*.instagram.com, *.twitter.com, *.twimg.com"); /* hidden */

// PREF: Disable Hyperlink Auditing (click tracking).
user_pref("browser.send_pings", false);
// Enforce same host just in case.
user_pref("browser.send_pings.require_same_host", true);

// PREF: Disable sending additional analytics to web servers
// https://developer.mozilla.org/docs/Web/API/Navigator/sendBeacon
user_pref("beacon.enabled", false);

// PREF: Disable battery status tracking
user_pref("dom.battery.enabled", false);

/******************************************************************************
 * SECTION: STORAGE                              *
******************************************************************************/

// PREF: Dynamic First-Party Isolation (dFPI)
// A more web-compatible version of FPI, which double keys all third-party state by the origin of the top-level
// context. dFPI partitions user's browsing data for each top-level eTLD+1, but is flexible enough to apply web
// compatibility heuristics to address resulting breakage by dynamically modifying a frame's storage principal.
// https://bugzilla.mozilla.org/show_bug.cgi?id=1625228
// https://bugzilla.mozilla.org/show_bug.cgi?id=1549587
// 5=block cross site and social media trackers, and isolate remaining cookies (Dynamic First Party Isolation)
user_pref("network.cookie.cookieBehavior", 5);

// PREF: Limit third-party cookies
// Because of dFPI and our tracking protection(s), we will only clear nonsecure cookies each session.
// user_pref("network.cookie.thirdparty.sessionOnly", false);
// user_pref("network.cookie.thirdparty.nonsecureSessionOnly", true);

// PREF: Delete all cookies after a certain period of time
// ALTERNATIVE: Use a cookie manager extension
// user_pref("network.cookie.lifetimePolicy", 3);
// user_pref("network.cookie.lifetime.days", 7);

// PREF: Samesite Cookies
// [!] EXPERIMENTAL: This is an evovling standard.
// https://www.jardinesoftware.net/2019/10/28/samesite-by-default-in-2020/
// user_pref("network.cookie.sameSite.laxByDefault", true);
// user_pref("network.cookie.sameSite.noneRequiresSecure", true);

// PREF: Redirect tracking prevention + Purge site data of sites associated with tracking cookies automatically
// All storage is cleared (more or less) daily from origins that are known trackers and that
// haven’t received a top-level user interaction (including scroll) within the last 45 days.
// https://www.ghacks.net/2020/08/06/how-to-enable-redirect-tracking-in-firefox/
// https://www.cookiestatus.com/firefox/#other-first-party-storage
// https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Privacy/Redirect_tracking_protection
// https://www.ghacks.net/2020/03/04/firefox-75-will-purge-site-data-if-associated-with-tracking-cookies/
// https://github.com/arkenfox/user.js/issues/1089
user_pref("privacy.purge_trackers.enabled", true);
// user_pref("privacy.purge_trackers.logging.level", "All");  /* ??? */
// user_pref("privacy.purge_trackers.consider_entity_list", false);  /* ??? */

// PREF: Isolate cache per site + Disable offline cache
// https://github.com/arkenfox/user.js/issues/1055
user_pref("browser.cache.cache_isolation", true);
user_pref("browser.cache.disk.enable", true); /* default */
user_pref("browser.cache.offline.enable", true); /* default */
user_pref("browser.cache.offline.storage.enable", false);

// PREF: Network Partitioning
// Network Partitioning will allow Firefox to save resources like the cache, favicons, CSS files, images, and more
// on a per-website basis rather than together in the same pool.
// https://www.zdnet.com/article/firefox-to-ship-network-partitioning-as-a-new-anti-tracking-defense/
// https://github.com/privacycg/storage-partitioning
user_pref("privacy.partition.network_state", true);

// PREF: Enable Local Storage Next Generation (LSNG) (DOMStorage) 
// https://bugzilla.mozilla.org/show_bug.cgi?id=1286798
user_pref("dom.storage.next_gen", true);

/******************************************************************************
 * SECTION: CLEARING HISTORY DEFAULTS                           *
******************************************************************************/

// PREF: Reset default items to clear with Ctrl-Shift-Del
// This dialog can also be accessed from the menu History>Clear Recent History
// Firefox remembers your last choices. This will reset them when you start Firefox.
// Regardless of what you set privacy.cpd.downloads to, as soon as the dialog
// for "Clear Recent History" is opened, it is synced to the same as 'history'.
// user_pref("privacy.cpd.downloads", true); // not used, see note above
user_pref("privacy.cpd.history", true); // Browsing & Download History
user_pref("privacy.cpd.formdata", true); // Form & Search History
user_pref("privacy.cpd.offlineApps", true); // Offline Website Data
user_pref("privacy.cpd.cache", true); // Cache
user_pref("privacy.cpd.cookies", false); // Cookies
user_pref("privacy.cpd.sessions", false); // Active Logins
user_pref("privacy.cpd.siteSettings", false); // Site Preferences

// PREF: Reset default 'Time range to clear' for 'Clear Recent History'.
// Firefox remembers your last choice. This will reset the value when you start Firefox.
// 0=everything, 1=last hour, 2=last two hours, 3=last four hours,
// 4=today, 5=last five minutes, 6=last twenty-four hours
// The values 5 + 6 are not listed in the dropdown, which will display a
// blank value if they are used, but they do work as advertised.
user_pref("privacy.sanitize.timeSpan", 0);

/******************************************************************************
 * SECTION: PRELOADING/PREFETCHING                              *
******************************************************************************/

// I have altered this section for a mixture of privacy and speed.
// Leave off any PREFETCH preferences if you use an adblock extension and/or DNS-level adblocking due to wonky page rendering.
// All PREFETCH preferences continue to be disabled here and in the user.js, but other speed improvements are enabled.
// NOTE: You can set uBlock Origin to do "Disable pre-fetching" in its settings. This overrides some settings below.

// PREF: DNS prefetching
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-DNS-Prefetch-Control
user_pref("network.dns.disablePrefetch", true);
// As a security measure, prefetching of embedded link hostnames is not done from documents loaded over HTTPS.
user_pref("network.dns.disablePrefetchFromHTTPS", true); /* default */

// PREF: Preload the autocomplete URL in the address bar.
// Firefox preloads URLs that autocomplete when a user types into the address bar.
// NOTE: Firefox will do the server DNS lookup and TCP and TLS handshake but not start sending or receiving HTTP data.
// https://www.ghacks.net/2017/07/24/disable-preloading-firefox-autocomplete-urls/
user_pref("browser.urlbar.speculativeConnect.enabled", false);

// PREF: Link prefetching
// Along with the referral and URL-following implications, prefetching will generally cause the cookies of the prefetched
// site to be accessed. (For example, if you google Amazon, the Google results page will prefetch www.amazon.com, causing
// Amazon cookies to be sent back and forth.)
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Link_prefetching_FAQ#Privacy_implications
user_pref("network.prefetch-next", false);

// PREF: Link-mouseover opening connection to linked server.
// TCP and SSL handshakes are set up in advance but page contents are not downloaded until a click on the link is registered.
// https://news.slashdot.org/story/15/08/14/2321202/how-to-quash-firefoxs-silent-requests
// https://www.ghacks.net/2015/08/16/block-firefox-from-connecting-to-sites-when-you-hover-over-links
user_pref("network.http.speculative-parallel-limit", 6); /* default */

// PREF: Enable <link rel=preload>.
// Developer hints to the browser to preload some resources with a higher priority and in advance.
// Helps the web page to render and get into the stable and interactive state faster.
// https://www.janbambas.cz/firefox-enables-link-rel-preload-support/
// https://bugzilla.mozilla.org/show_bug.cgi?id=1639607
user_pref("network.preload", true); /* default */

// PREF: Network predictor
// Uses a local file to remember which resources were needed when the user visits a webpage (such as image.jpg and script.js),
// so that the next time the user mouseovers a link to that webpage, this history can be used to predict what resources will
// be needed rather than wait for the document to link those resources.
// https://github.com/dillbyrne/random-agent-spoofer/issues/238#issuecomment-110214518
user_pref("network.predictor.enabled", true); /* default */
user_pref("network.predictor.enable-hover-on-ssl", true);
user_pref("network.predictor.enable-prefetch", false); /* default */

// PREF: Disable new tab tile ads and preload
// https://wiki.mozilla.org/Tiles/Technical_Documentation#Ping
// https://gecko.readthedocs.org/en/latest/browser/browser/DirectoryLinksProvider.html#browser-newtabpage-directory-source
// https://gecko.readthedocs.org/en/latest/browser/browser/DirectoryLinksProvider.html#browser-newtabpage-directory-ping
user_pref("browser.newtab.preload", true); /* default */

/******************************************************************************
 * SECTION: SEARCH / URL BAR                              *
******************************************************************************/

// PREF: Enable a seperate search engine for Private Windows
// Remember to go into Preferences -> Search and select another search provider (like DuckDuckGo)
user_pref("browser.search.separatePrivateDefault", true);
user_pref("browser.search.separatePrivateDefault.ui.enabled", true);

// PREF: Disable live search engine suggestions (Google, Bing, etc.)
// [!] Search engines keylog every character you type from the URL bar
user_pref("browser.search.suggest.enabled", false);
user_pref("browser.search.suggest.enabled.private", false);

// PREF: Turn off all URL bar suggestions (bookmarks, history, open tabs)
// user_pref("browser.urlbar.suggest.searches", false);
// user_pref("browser.urlbar.suggest.history", false);
// user_pref("browser.urlbar.suggest.bookmark", false);
// user_pref("browser.urlbar.suggest.openpage", false);

// PREF: Disable location bar dropdown
// This value controls the total number of entries to appear in the location bar dropdown.
// NOTE: Items (bookmarks/history/openpages) with a high "frequency"/"bonus" will always
// be displayed (no we do not know how these are calculated or what the threshold is),
// and this does not affect the search by search engine suggestion.
// NOTE: This setting is only useful if you want to enable search engine keywords but
// you want to limit suggestions shown. (I like to set this to 1.)
// default=10, disable=0
// user_pref("browser.urlbar.maxRichResults", 0);

// PREF: 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);
user_pref("browser.fixup.typo.scheme", false);

// PREF: "Not Secure" text on HTTP sites.
user_pref("security.insecure_connection_text.enabled", true);
user_pref("security.insecure_connection_text.pbmode.enabled", true);

// PREF: Disable location bar autofill
// https://support.mozilla.org/en-US/kb/address-bar-autocomplete-firefox#w_url-autocomplete
// user_pref("browser.urlbar.autoFill", false);

// PREF: Enforce Punycode for Internationalized Domain Names to eliminate possible spoofing
// Firefox has some protections, but it is better to be safe than sorry.
// [!] Might be undesirable for non-latin alphabet users since legitimate IDN's are also punycoded.
// [TEST] https://www.xn--80ak6aa92e.com/ (www.apple.com)
// [1] https://wiki.mozilla.org/IDN_Display_Algorithm
// [2] https://en.wikipedia.org/wiki/IDN_homograph_attack
// [3] CVE-2017-5383: https://www.mozilla.org/security/advisories/mfsa2017-02/
// [4] https://www.xudongz.com/blog/2017/idn-phishing/
user_pref("network.IDN_show_punycode", true);

/******************************************************************************
 * SECTION: HTTPS-ONLY MODE                              *
******************************************************************************/

// PREF: Allow HTTPS-only connections
// You can relax this setting per-website.
// https://blog.mozilla.org/security/2020/11/17/firefox-83-introduces-https-only-mode/
user_pref("dom.security.https_only_mode", true);
user_pref("dom.security.https_only_mode_ever_enabled", true);

// PREF: HTTPS-only connection in Private Browsing windows only.
// user_pref("dom.security.https_only_mode_pbm", true);
// user_pref("dom.security.https_only_mode_ever_enabled_pbm", true);

// PREF: Disable HTTP background requests
// When attempting to upgrade, if the server doesn't respond within 3 seconds, Firefox
// sends HTTP requests in order to check if the server supports HTTPS or not.
// This is done to avoid waiting for a timeout which takes 90 seconds.
// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1642387,1660945
user_pref("dom.security.https_only_mode_send_http_background_request", false);

// PREF: Enable HTTPS-Only mode for local resources
user_pref("dom.security.https_only_mode.upgrade_local", true);

/******************************************************************************
 * SECTION: DNS-over-HTTPS                                                    *
******************************************************************************/

// PREF: Always use the DNS-over-HTTPS (DoH) provider
// Mozilla uses Cloudfare by default. NextDNS is also an option.
// https://hacks.mozilla.org/2018/05/a-cartoon-intro-to-dns-over-https/
// https://www.internetsociety.org/blog/2018/12/dns-privacy-support-in-mozilla-firefox/
// 0=off, 2=TRR preferred, 3=TRR only, 5=TRR disabled
user_pref("network.trr.mode", 3);
user_pref("network.trr.send_user-agent_headers", false); /* default */
user_pref("network.dns.skipTRR-when-parental-control-enabled", false);

// PREF: Force FF to always use your custom DNS resolver
// You will type between the "" for both prefs.
// I recommend creating your own URI with NextDNS for both privacy and security.
// https://nextdns.io
user_pref("network.trr.uri", "");
user_pref("network.trr.custom_uri", "");

// PREF: Enable Encrypted Client Hello (ECH)
// [EXPERIMENTAL] Evolution of ESNI.
// [!] Breaks Discord login through Firefox.
// ESNI: https://www.eff.org/deeplinks/2018/09/esni-privacy-protecting-upgrade-https/
// ECH: https://blog.mozilla.org/security/2021/01/07/encrypted-client-hello-the-future-of-esni-in-firefox/
// user_pref("network.dns.echconfig.enabled", true);
// user_pref("network.dns.use_https_rr_as_altsvc", true);

/******************************************************************************
 * SECTION: PASSWORDS                             *
******************************************************************************/

// PREF: Disable autofilling saved passwords on HTTP pages and show warning
// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1217152,1319119
user_pref("signon.autofillForms.http", false);
user_pref("security.insecure_field_warning.contextual.enabled", true);

// PREF: Disable about:logins (Firefox Lockwise)
// https://lockwise.firefox.com/
// https://support.mozilla.org/en-US/kb/firefox-lockwise-managing-account-data
// user_pref("signon.management.page.breach-alerts.enabled", false); 
// user_pref("signon.management.page.breachAlertUrl", ""); 

// PREF: Disable password manager
// NOTE” This does not clear any passwords already saved
user_pref("signon.rememberSignons", false);
user_pref("signon.rememberSignons.visibilityToggle", false);
user_pref("signon.schemeUpgrades", false);
user_pref("signon.showAutoCompleteFooter", false);
user_pref("signon.autologin.proxy", false);
user_pref("signon.privateBrowsingCapture.enabled", false);
user_pref("signon.debug", false);

// PREF: Disable Firefox built-in password generator
// https://wiki.mozilla.org/Toolkit:Password_Manager/Password_Generation
// NOTE: Create passwords with random characters and numbers
user_pref("signon.generation.available", false);
user_pref("signon.generation.enabled", false);

// PREF: Disable Firefox import password from signons.sqlite file
// https://support.mozilla.org/en-US/questions/1020818
user_pref("signon.management.page.fileImport.enabled", false);
user_pref("signon.importedFromSqlite", false);
user_pref("signon.recipes.path", "");

// PREF: Disable auto-filling username & password form fields
// Can leak in cross-site forms and be spoofed
// NOTE: Username and password is still available when you enter the field
user_pref("signon.autofillForms", false);
user_pref("signon.autofillForms.autocompleteOff", true);
user_pref("signon.showAutoCompleteOrigins", false);

// PREF: Disable websites autocomplete
// Don't let sites dictate use of saved logins and passwords. 
user_pref("signon.storeWhenAutocompleteOff", false);

// PREF: Disable formless login capture
// https://bugzilla.mozilla.org/show_bug.cgi?id=1166947
user_pref("signon.formlessCapture.enabled", false);

/****************************************************************************
 * SECTION: ADDRESS + CREDIT CARD MANAGER                                   *
****************************************************************************/

// PREF: Disable Form Autofill
// NOTE: stored data is not secure (uses a JSON file)
// https://wiki.mozilla.org/Firefox/Features/Form_Autofill
// https://www.ghacks.net/2017/05/24/firefoxs-new-form-autofill-is-awesome
user_pref("extensions.formautofill.addresses.enabled", false);
user_pref("extensions.formautofill.available", "off");
user_pref("extensions.formautofill.creditCards.available", false);
user_pref("extensions.formautofill.creditCards.enabled", false);
user_pref("extensions.formautofill.heuristics.enabled", false);
user_pref("browser.formfill.enable", false);

/******************************************************************************
 * SECTION: MIXED CONTENT                             *
******************************************************************************/

// PREF: Limit (or disable) HTTP authentication credentials dialogs triggered by sub-resources
// Hardens against potential credentials phishing
// 0=don't allow sub-resources to open HTTP authentication credentials dialogs
// 1=don't allow cross-origin sub-resources to open HTTP authentication credentials dialogs
// 2=allow sub-resources to open HTTP authentication credentials dialogs (default)
// https://www.fxsitecompat.com/en-CA/docs/2015/http-auth-dialog-can-no-longer-be-triggered-by-cross-origin-resources/
user_pref("network.auth.subresource-http-auth-allow", 1);

// PREF: Block insecure active content (scripts) on HTTPS pages.
// https://trac.torproject.org/projects/tor/ticket/21323
user_pref("security.mixed_content.block_active_content", true); /* default */

// PREF: Block insecure passive content (images) on HTTPS pages.
// user_pref("security.mixed_content.block_display_content", true);

// PREF: Upgrade passive content to use HTTPS on secure pages.
user_pref("security.mixed_content.upgrade_display_content", true);

// PREF: Block unencrypted requests from Flash on encrypted pages to mitigate MitM attacks
// https://bugzilla.mozilla.org/1190623
user_pref("security.mixed_content.block_object_subrequest", true);

// PREF: Block insecure downloads from secure sites
// https://bugzilla.mozilla.org/show_bug.cgi?id=1660952
user_pref("dom.block_download_insecure", true);

// PREF: Disable bypassing 3rd party extension install prompts
// https://bugzilla.mozilla.org/buglist.cgi?bug_id=1659530,1681331
user_pref("extensions.postDownloadThirdPartyPrompt", false);

// PREF: Disable permissions delegation
// 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
// https://groups.google.com/forum/#!topic/mozilla.dev.platform/BdFOMAuCGW8/discussion
user_pref("permissions.delegation.enabled", false);

/******************************************************************************
 * SECTION: VARIOUS SECURITY/PRIVACY ENHANCEMENTS                            *
******************************************************************************/

// PREF: Enforce TLS 1.0 and 1.1 downgrades as session only
user_pref("security.tls.version.enable-deprecated", false); /* default */

// disable favicons in shortcuts
// URL shortcuts use a cached randomly named .ico file which is stored in your
// profile/shortcutCache directory. The .ico remains after the shortcut is deleted.
// If set to false then the shortcuts use a generic Firefox icon
// user_pref("browser.shell.shortcutFavicons", false);

// PREF: Enable (limited but sufficient) window.opener protection
// Makes rel=noopener implicit for target=_blank in anchor and area elements when no rel attribute is set.
// https://jakearchibald.com/2016/performance-benefits-of-rel-noopener/
user_pref("dom.targetBlankNoOpener.enabled", true); /* default */

// PREF: Enable FTP protocol
// Firefox redirects any attempt to load a FTP resource to the default search engine if the FTP protocol is disabled.
// https://www.ghacks.net/2018/02/20/firefox-60-with-new-preference-to-disable-ftp/
// user_pref("network.ftp.enabled", true);

// PREF: Decode URLs in other languages
// I leave this off because it has unintended consequecnes when copy+paste links with underscores.
// https://bugzilla.mozilla.org/show_bug.cgi?id=1320061
// user_pref("browser.urlbar.decodeURLsOnCopy", true);

// PREF: Enable QUIC protocol / HTTP3
// [!] WARNING: Very experimental!
// https://quic.rocks
// user_pref("network.http.http3.enabled", true);

// PREF: Enable "window.name" protection
// If a new page from another domain is loaded into a tab, then window.name is set to an empty string. The original
// string is restored if the tab reverts back to the original page. This change prevents some cross-site attacks.
user_pref("privacy.window.name.update.enabled", true);

// PREF: Downgrade Cross-Origin (Third-Party) Referers
// CROSS ORIGIN: control when to send a referer
// https://github.com/arkenfox/user.js/issues/1077
// 0=always (default), 1=only if base domains match, 2=only if hosts match
user_pref("network.http.referer.XOriginPolicy", 0);
// Control the amount of information to send.
// 0=send full URI (default), 1=scheme+host+port+path, 2=scheme+host+port
user_pref("network.http.referer.XOriginTrimmingPolicy", 2);

// PREF: CRLite
// This will reduce the number of times an OCSP server needs to be contacted and therefore increase privacy.
// https://blog.mozilla.org/security/2020/01/09/crlite-part-2-end-to-end-design/
// https://github.com/arkenfox/user.js/issues/1065
user_pref("security.pki.crlite_mode", 2);
user_pref("security.remote_settings.crlite_filters.enabled", true);

/******************************************************************************
 * SECTION: GOOGLE                                                            *
******************************************************************************/

// PREF: Disable Google Safe Browsing
// ! Please have alternative phishing and malware protection before you uncomment prefs.
// Increased privacy away from Google, but less protection against threats.
// 1 https://www.wikiwand.com/en/Google_Safe_Browsing#/Privacy
// 2 https://ashkansoltani.org/2012/02/25/cookies-from-nowhere
user_pref("browser.safebrowsing.allowOverride", true);
user_pref("browser.safebrowsing.appRepURL", "");
user_pref("browser.safebrowsing.blockedURIs.enabled", false);
user_pref("browser.safebrowsing.downloads.enabled", false);
user_pref("browser.safebrowsing.downloads.remote.block_potentially_unwanted", false);
user_pref("browser.safebrowsing.downloads.remote.block_uncommon", false);
user_pref("browser.safebrowsing.downloads.remote.enabled", false);
user_pref("browser.safebrowsing.downloads.remote.url", "");
user_pref("browser.safebrowsing.enabled", false);
user_pref("browser.safebrowsing.malware.enabled", false);
user_pref("browser.safebrowsing.phishing.enabled", false);

// PREF: Use Mozilla geolocation service instead of Google when geolocation is enabled
// user_pref("permissions.default.geo", 0);
user_pref("geo.provider.network.url", "https://location.services.mozilla.com/v1/geolocate?key=%MOZILLA_API_KEY%");
// PREF: Disable logging geolocation to the console
user_pref("geo.provider.network.logging.enabled", false);

/******************************************************************************
 * SECTION: MOZILLA                                                   *
******************************************************************************/

// PREF: Enforce Firefox blocklist for extensions + No hiding tabs
// This includes updates for "revoked certificates".
// https://blog.mozilla.org/security/2015/03/03/revoking-intermediate-certificates-introducing-onecrl/
// https://trac.torproject.org/projects/tor/ticket/16931
user_pref("extensions.blocklist.enabled", true);
user_pref("extensions.webextensions.tabhide.enabled", false);

// PREF: Disable new data submission, master kill switch
// If disabled, no policy is shown or upload takes place, ever.
// https://bugzilla.mozilla.org/1195552 ***/
user_pref("datareporting.policy.dataSubmissionEnabled", false);

// PREF: Privacy & Security>Firefox Data Collection & Use>Allow Firefox to send technical data.
user_pref("datareporting.healthreport.uploadEnabled", false);

// PREF: Disable PingCentre telemetry (used in several System Add-ons).
// Currently blocked by 'datareporting.healthreport.uploadEnabled'
user_pref("browser.ping-centre.telemetry", false);

// PREF: Disable all the various Mozilla telemetry, studies, etc.
user_pref("app.normandy.enabled", false);
user_pref("app.normandy.api_url", "");
user_pref("toolkit.telemetry.unified", false);
user_pref("toolkit.telemetry.enabled", false);
user_pref("toolkit.telemetry.server", "data:,");
user_pref("toolkit.telemetry.archive.enabled", false);
user_pref("toolkit.telemetry.newProfilePing.enabled", false);
user_pref("toolkit.telemetry.shutdownPingSender.enabled", false);
user_pref("toolkit.telemetry.updatePing.enabled", false);
user_pref("toolkit.telemetry.bhrPing.enabled", false);
user_pref("toolkit.telemetry.firstShutdownPing.enabled", false);
user_pref("toolkit.telemetry.coverage.opt-out", true);
user_pref("toolkit.coverage.endpoint.base", "");
user_pref("app.shield.optoutstudies.enabled", false);
user_pref("browser.discovery.enabled", false);
user_pref("breakpad.reportURL", "");
user_pref("browser.tabs.crashReporting.sendReport", false);
user_pref("browser.crashReports.unsubmittedCheck.enabled", false);
user_pref("browser.crashReports.unsubmittedCheck.autoSubmit2", false);
user_pref("default-browser-agent.enabled", false);