# firefox/iceweasel/icecat/librewolf/etc... hardening, apply to about:config # Commented out lines are set by default in iceweasel and can be skipped if you use iceweasel. Otherwise, make sure to check them. # Basic #dom.push.serverURL = "" #browser.selfsupport.url = "" network.captive-portal-service.enabled = false #pocket.enabled = false privacy.firstparty.isolate = true #privacy.trackingprotection.fingerprinting.enabled = true #privacy.trackingprotection.cryptomining.enabled = true privacy.trackingprotection.enabled = true #browser.send_pings = false browser.urlbar.speculativeConnect.enabled = false #dom.event.clipboardevents.enabled = false #media.eme.enabled = false #media.gmp-widevinecdm.enabled = false media.navigator.enabled = false #network.cookie.cookieBehavior = 1 network.http.referer.XOriginPolicy = 2 network.http.referer.XOriginTrimmingPolicy = 2 webgl.disabled = true browser.sessionstore.privacy_level = 2 beacon.enabled = false #browser.safebrowsing.downloads.remote.enabled = false #network.dns.disablePrefetch = true #network.dns.disablePrefetchFromHTTPS = true network.predictor.enabled = false #network.predictor.enable-prefetch = false #network.prefetch-next = false #network.IDN_show_punycode = true identity.fxaccounts.enabled = false # WebRTC media.peerconnection.enabled = false media.peerconnection.turn.disable = true media.peerconnection.use_document_iceservers = false media.peerconnection.video.enabled = false media.peerconnection.identity.timeout = 1 # JIT (disables just-in-time javascript compiler, might have a small performance impact, or in some cases result in better performance) javascript.options.baselinejit = false javascript.options.ion = false javascript.options.wasm = false javascript.options.asmjs = false # optional privacy.resistFingerprinting = true