config/chroot_local-includes/etc/iceweasel/pref/000-tor-browser.js

   1 # Default Preferences
   2 # Tor Browser Bundle
   3 # Do not edit this file.
   4
   5 // Disable browser auto updaters and associated homepage notifications
   6 pref("app.update.auto", false);
   7 pref("app.update.enabled", false);
   8 pref("browser.search.update", false);
   9 pref("browser.rights.3.shown", true);
  10 pref("browser.startup.homepage_override.mstone", "ignore");
  11 pref("startup.homepage_welcome_url", "");
  12 pref("startup.homepage_override_url", "");
  13
  14 // Disk activity: Disable Browsing History Storage
  15 pref("browser.privatebrowsing.autostart", true);
  16 pref("browser.cache.disk.enable", false);
  17 pref("browser.cache.offline.enable", false);
  18 pref("dom.indexedDB.enabled", false);
  19 pref("permissions.memory_only", true);
  20 pref("network.cookie.lifetimePolicy", 2);
  21 pref("browser.download.manager.retention", 1);
  22
  23 // Disk activity: TBB Directory Isolation
  24 pref("browser.download.useDownloadDir", false);
  25 pref("browser.shell.checkDefaultBrowser", false);
  26 pref("browser.download.manager.addToRecentDocs", false);
  27
  28 // Misc privacy: Disk
  29 pref("signon.rememberSignons", false);
  30 pref("browser.formfill.enable", false);
  31 pref("signon.autofillForms", false);
  32 pref("browser.sessionstore.privacy_level", 2);
  33 pref("media.cache_size", 0);
  34
  35 // Misc privacy: Remote
  36 pref("browser.send_pings", false);
  37 pref("geo.enabled", false);
  38 pref("geo.wifi.uri", "");
  39 pref("browser.search.suggest.enabled", false);
  40 pref("browser.safebrowsing.enabled", false);
  41 pref("browser.safebrowsing.malware.enabled", false);
  42 pref("browser.download.manager.scanWhenDone", false); // prevents AV remote reporting of downloads
  43 pref("extensions.ui.lastCategory", "addons://list/extension");
  44 pref("datareporting.healthreport.service.enabled", false); // Yes, all three of these must be set
  45 pref("datareporting.healthreport.uploadEnabled", false);
  46 pref("datareporting.policy.dataSubmissionEnabled", false);
  47 pref("security.mixed_content.block_active_content", false); // Disable until https://bugzilla.mozilla.org/show_bug.cgi?id=878890 is patched
  48 pref("browser.syncPromoViewsLeftMap", "{\"addons\":0, \"passwords\":0, \"bookmarks\":0}"); // Don't promote sync
  49 pref("services.sync.engine.prefs", false); // Never sync prefs, addons, or tabs with other browsers
  50 pref("services.sync.engine.addons", false);
  51 pref("services.sync.engine.tabs", false);
  52 pref("extensions.getAddons.cache.enabled", false); // https://blog.mozilla.org/addons/how-to-opt-out-of-add-on-metadata-updates/
  53
  54 // Fingerprinting
  55 pref("webgl.min_capability_mode", true);
  56 pref("webgl.disable-extensions", true);
  57 pref("dom.battery.enabled", false); // fingerprinting due to differing OS implementations
  58 pref("dom.network.enabled",false); // fingerprinting due to differing OS implementations
  59 pref("browser.display.max_font_attempts",10);
  60 pref("browser.display.max_font_count",10);
  61 pref("gfx.downloadable_fonts.fallback_delay", -1);
  62 pref("general.appname.override", "Netscape");
  63 pref("general.appversion.override", "5.0 (Windows)");
  64 pref("general.oscpu.override", "Windows NT 6.1");
  65 pref("general.platform.override", "Win32");
  66 pref("general.useragent.override", "Mozilla/5.0 (Windows NT 6.1; rv:24.0) Gecko/20100101 Firefox/24.0");
  67 pref("general.productSub.override", "20100101");
  68 pref("general.buildID.override", "20100101");
  69 pref("browser.startup.homepage_override.buildID", "20100101");
  70 pref("general.useragent.vendor", "");
  71 pref("general.useragent.vendorSub", "");
  72 pref("dom.enable_performance", false);
  73 pref("plugin.expose_full_path", false);
  74 pref("browser.zoom.siteSpecific", false);
  75 pref("intl.charset.default", "windows-1252");
  76 pref("browser.link.open_newwindow.restriction", 0); // Bug 9881: Open popups in new tabs (to avoid fullscreen popups)
  77 // pref("intl.accept_languages", "en-us, en"); // Set by Torbutton
  78 // pref("intl.accept_charsets", "iso-8859-1,*,utf-8"); // Set by Torbutton
  79 // pref("intl.charsetmenu.browser.cache", "UTF-8"); // Set by Torbutton
  80
  81 // Third party stuff
  82 pref("network.cookie.cookieBehavior", 1);
  83 pref("security.enable_tls_session_tickets", false);
  84 pref("network.http.spdy.enabled", false); // Stores state and may have keepalive issues (both fixable)
  85 pref("network.http.spdy.enabled.v2", false); // Seems redundant, but just in case
  86 pref("network.http.spdy.enabled.v3", false); // Seems redundant, but just in case
  87
  88 // Proxy and proxy security
  89 pref("network.proxy.socks", "127.0.0.1");
  90 pref("network.proxy.socks_port", 9150);
  91 pref("network.proxy.socks_remote_dns", true);
  92 pref("network.proxy.no_proxies_on", ""); // For fingerprinting and local service vulns (#10419)
  93 pref("network.proxy.type", 1);
  94 pref("network.security.ports.banned", "9050,9051,9150,9151");
  95 pref("network.dns.disablePrefetch", true);
  96 pref("network.protocol-handler.external-default", false);
  97 pref("network.protocol-handler.external.mailto", false);
  98 pref("network.protocol-handler.external.news", false);
  99 pref("network.protocol-handler.external.nntp", false);
 100 pref("network.protocol-handler.external.snews", false);
 101 pref("network.protocol-handler.warn-external.mailto", true);
 102 pref("network.protocol-handler.warn-external.news", true);
 103 pref("network.protocol-handler.warn-external.nntp", true);
 104 pref("network.protocol-handler.warn-external.snews", true);
 105 pref("plugins.click_to_play", true);
 106 pref("plugin.state.flash", 1);
 107 pref("plugins.hide_infobar_for_missing_plugin", true);
 108 pref("media.peerconnection.enabled", false); // Disable WebRTC interfaces
 109
 110 // Network and performance
 111 pref("network.http.pipelining", true);
 112 pref("network.http.pipelining.aggressive", true);
 113 pref("network.http.pipelining.maxrequests", 12);
 114 pref("network.http.pipelining.ssl", true);
 115 pref("network.http.proxy.pipelining", true);
 116 pref("security.ssl.enable_false_start", true);
 117 pref("network.http.keep-alive.timeout", 20);
 118 pref("network.http.connection-retry-timeout", 0);
 119 pref("network.http.max-persistent-connections-per-proxy", 256);
 120 pref("network.http.pipelining.reschedule-timeout", 15000);
 121 pref("network.http.pipelining.read-timeout", 60000);
 122 // Hacked pref: Now means "Attempt to pipeline at least this many requests together"
 123 pref("network.http.pipelining.max-optimistic-requests", 3);
 124
 125 // Extension support
 126 pref("extensions.autoDisableScopes", 0);
 127 pref("extensions.bootstrappedAddons", "{}");
 128 pref("extensions.checkCompatibility.4.*", false);
 129 pref("extensions.databaseSchema", 3);
 130 pref("extensions.enabledAddons", "https-everywhere%40eff.org:3.1.4,%7B73a6fe31-595d-460b-a920-fcc0f8843232%7D:2.6.6.1,torbutton%40torproject.org:1.5.2,ubufox%40ubuntu.com:2.6,tor-launcher%40torproject.org:0.1.1pre-alpha,%7B972ce4c6-7e08-4474-a285-3208198ce6fd%7D:17.0.5");
 131 pref("extensions.enabledItems", "langpack-en-US@firefox.mozilla.org:,{73a6fe31-595d-460b-a920-fcc0f8843232}:1.9.9.57,{e0204bd5-9d31-402b-a99d-a6aa8ffebdca}:1.2.4,{972ce4c6-7e08-4474-a285-3208198ce6fd}:3.5.8");
 132 pref("extensions.enabledScopes", 1);
 133 pref("extensions.pendingOperations", false);
 134 pref("xpinstall.whitelist.add", "");
 135 pref("xpinstall.whitelist.add.36", "");
 136
 137 // Omnibox settings
 138 pref("keyword.URL", "https://startpage.com/do/search?q=");
 139
 140 // Hacks/workarounds: Direct2D seems to crash w/ lots of video cards w/ MinGW?
 141 // Nvida cards also experience crashes without the second pref set to disabled
 142 pref("gfx.direct2d.disabled", true);
 143 pref("layers.acceleration.disabled", true);
 144
 145 // Security enhancements
 146 // https://trac.torproject.org/projects/tor/ticket/9387#comment:17
 147 pref("javascript.options.ion.content", false);
 148 pref("javascript.options.baselinejit.content", false);
 149 pref("javascript.options.asmjs", false);
 150 pref("javascript.options.typeinference", false);
 151
 152 // Audio_data is deprecated in future releases, but still present
 153 // in FF24. This is a dangerous combination (spotted by iSec)
 154 pref("media.audio_data.enabled", false);
 155
 156 // Enable TLS 1.1 and 1.2:
 157 // https://trac.torproject.org/projects/tor/ticket/11253
 158 pref("security.tls.version.max", 3);
 159
 160 // Version placeholder
 161 pref("torbrowser.version", "UNKNOWN");