{"id":54923,"date":"2020-01-08T00:00:00","date_gmt":"2020-01-07T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/reliz-firefox-72"},"modified":"2020-02-18T14:02:59","modified_gmt":"2020-02-18T11:02:59","slug":"reliz-firefox-72","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/reliz-firefox-72","title":{"rendered":"A Firefox 72 kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent a web b\u00f6ng\u00e9sz\u0151 <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/en-US\/firefox\/72.0\/releasenotes\/\">Firefox 72<\/a><\/noindex>, valamint <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/en-US\/mobile\/68.3.0\/releasenotes\/\">mobil verzi\u00f3<\/a><\/noindex> Firefox 68.4 Android platformhoz. Ezenk\u00edv\u00fcl friss\u00edt\u00e9s k\u00e9sz\u00fclt. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/en-US\/firefox\/organizations\/all\/\">\u00e1g<\/a><\/noindex> hossz\u00fa t\u00e1v\u00fa t\u00e1mogat\u00e1ssal  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/en-US\/firefox\/68.4.0\/releasenotes\/\">68.4.0<\/a><\/noindex>. Hamarosan szakaszra l\u00e9p <noindex><a rel=\"nofollow\" href=\"https:\/\/firefox.com\/channel\">b\u00e9ta tesztel\u00e9s<\/a><\/noindex> a Firefox 73 \u00e1g\u00e1ra, amelynek kiad\u00e1sa febru\u00e1r 11-re van tervezve (projekt <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51505\">\u00e1tment<\/a><\/noindex> 4 hetes <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51505\">fejleszt\u00e9si ciklusra<\/a><\/noindex>).<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/en-US\/firefox\/72.0\/releasenotes\/\">F\u0151<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/Firefox\/Releases\/72\">\u00fajdons\u00e1gok<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> Az alap\u00e9rtelmezett tartalomblokkol\u00f3 m\u00f3d alkalmaz\u00e1s\u00e1val <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1598493\">bekapcsolva<\/a><\/noindex> felhaszn\u00e1l\u00f3i nyomk\u00f6vet\u00e9s elleni v\u00e9delem a rejtett azonos\u00edt\u00e1si m\u00f3dszerekkel (\u201abrowser fingerprinting\u2019), amely <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/mozilla-services\/shavar-list-creation-config\">tov\u00e1bbi kateg\u00f3ri\u00e1k<\/a><\/noindex> a Disconnect.me list\u00e1j\u00e1n szerepl\u0151 hosztoknak k\u00f6sz\u00f6nhet\u0151, akik rejtett azonos\u00edt\u00f3 szkriptek haszn\u00e1lat\u00e1val buktak le. A rejtett azonos\u00edt\u00e1s alatt a nem \u00e1lland\u00f3 t\u00e1rol\u00e1sra sz\u00e1nt ter\u00fcleteken t\u00e1rolt azonos\u00edt\u00f3k (\u201aSupercookies\u2019), valamint a k\u00f6zvetett adatok alapj\u00e1n gener\u00e1lt azonos\u00edt\u00f3k \u00e9rtend\u0151k, mint p\u00e9ld\u00e1ul  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=46046\">a k\u00e9perny\u0151 felbont\u00e1sa<\/a><\/noindex>, t\u00e1mogatott MIME-t\u00edpusok list\u00e1ja, specifikus param\u00e9terek a fejl\u00e9cben (<noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47821\">HTTP\/2<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=42943\">HTTPS<\/a><\/noindex>), a telep\u00edtett <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=26635\">b\u0151v\u00edtm\u00e9nyek \u00e9s bet\u0171t\u00edpusok elemz\u00e9se<\/a><\/noindex>, bizonyos Web API-k el\u00e9rhet\u0151s\u00e9ge, grafikus k\u00e1rty\u00e1kra specifikus <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48736\">jellemz\u0151i<\/a><\/noindex> WebGL \u00e9s Canvas seg\u00edts\u00e9g\u00e9vel t\u00f6rt\u00e9n\u0151 renderel\u00e9s, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47902\">manipul\u00e1ci\u00f3k<\/a><\/noindex> CSS-sel, m\u0171k\u00f6d\u00e9si saj\u00e1toss\u00e1gok elemz\u00e9se <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=44027\">haszn\u00e1lati szok\u00e1sa,<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=42685\">eg\u00e9r<\/a><\/noindex>.<br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1578421200.png\"><img decoding=\"async\" alt=\"A Firefox 72 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2020\/01\/9dc44771afbfb1fb3783c231530508dd.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/hacks.mozilla.org\/2019\/11\/upcoming-notification-permission-changes-in-firefox-72\/\">Aktiv\u00e1lva<\/a><\/noindex> m\u00f3dszerek <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50442\">megel\u0151zz\u00e9k<\/a><\/noindex> zavart k\u00e9r\u00e9sekkel az \u00fajabb jogosults\u00e1gok enged\u00e9lyez\u00e9s\u00e9re a webhely sz\u00e1m\u00e1ra (Notification.requestPermission(), PushManager.subscribe() \u00e9s MediaDevices.getDisplayMedia()). A jogosults\u00e1gok meger\u0151s\u00edt\u00e9se mostant\u00f3l nem szak\u00edtja meg a b\u00f6ng\u00e9sz\u0151 m\u0171k\u00f6d\u00e9s\u00e9t, hanem csak egy indik\u00e1tor megjelen\u00e9s\u00e9hez vezet a c\u00edmsorban, miut\u00e1n a felhaszn\u00e1l\u00f3i interakci\u00f3t r\u00f6gz\u00edtett\u00e9k az oldalon (eg\u00e9rkattint\u00e1s vagy billenty\u0171lenyom\u00e1s). Sok webhely vissza\u00e9l a b\u00f6ng\u00e9sz\u0151k \u00e1ltal biztos\u00edtott jogosults\u00e1gi k\u00e9r\u00e9s lehet\u0151s\u00e9g\u00e9vel, els\u0151sorban push-\u00e9rtes\u00edt\u00e9sek k\u00e9r\u00e9s\u00e9vel t\u00f6rt\u00e9n\u0151 id\u0151szakos megjelen\u00edt\u00e9ssel. A telemetria elemz\u00e9se szerint az ilyen k\u00e9relmek 97%-\u00e1t elutas\u00edtj\u00e1k, k\u00f6zt\u00fck 19% eset\u00e9ben a felhaszn\u00e1l\u00f3 azonnal bez\u00e1rja az oldalt an\u00e9lk\u00fcl, hogy r\u00e1kattintana az igen vagy nem gombra.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1581637\">Hozz\u00e1adva<\/a><\/noindex> k\u00eds\u00e9rleti <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51807\">Passkey<\/a><\/noindex> a HTTP\/3 protokoll (az aktiv\u00e1l\u00e1shoz az about:config men\u00fcben be kell \u00e1ll\u00edtani a \u201anetwork.http.http3.enabled\u2019 opci\u00f3t). A Firefox HTTP\/3 t\u00e1mogat\u00e1sa a <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/mozilla\/neqo\">neqo,<\/a><\/noindex>, Rust nyelven \u00edrt QUIC (HTTP\/3) protokoll kliens \u00e9s szerver megval\u00f3s\u00edt\u00e1s\u00e1n alapul, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=49594\">standardiz\u00e1lja<\/a><\/noindex> a QUIC protokoll haszn\u00e1lat\u00e1hoz az HTTP\/2 sz\u00e1m\u00e1ra.\n<li class=\"l\"> A vonatkoz\u00f3 t\u00f6rv\u00e9ny k\u00f6vetelm\u00e9nyeivel \u00f6sszhangban, amely hat\u00e1lyba l\u00e9pett <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/California_Consumer_Privacy_Act\">CCPA<\/a><\/noindex> (California Consumer Privacy Act) <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52131\">hozz\u00e1adva lett<\/a><\/noindex> Mozilla szervereir\u0151l sz\u00e1rmaz\u00f3 telemetriai adatok t\u00f6rl\u00e9s\u00e9nek lehet\u0151s\u00e9ge. Az adatok t\u00f6rl\u00e9se akkor t\u00f6rt\u00e9nik, ha lemondanak a telemetria gy\u0171jt\u00e9s\u00e9r\u0151l az \u201aabout:preferences#privacy\u2019 szakaszban (\u201aFirefox Data Collection and Use\u2019). A \u201aAllow Firefox to send technical and interaction data to Mozilla\u2019 jel\u00f6l\u0151n\u00e9gyzet t\u00f6rl\u00e9se eset\u00e9n, amely a telemetria k\u00fcld\u00e9s\u00e9t ir\u00e1ny\u00edtja, a Mozilla <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1599444\">k\u00f6telezetts\u00e9get v\u00e1llal<\/a><\/noindex> 30 napon bel\u00fcl <noindex><a rel=\"nofollow\" href=\"https:\/\/hg.mozilla.org\/releases\/mozilla-beta\/rev\/18136adea47c\">t\u00f6r\u00f6lni<\/a><\/noindex> minden adatot, amely a telemetria \u00e1tad\u00e1s\u00e1nak lemond\u00e1s\u00e1ig gy\u0171lt \u00f6ssze. Azok k\u00f6z\u00f6tt az adatok k\u00f6z\u00f6tt, amelyek a telemetriai gy\u0171jt\u00e9s sor\u00e1n a Mozilla szerverein meg\u00fclnek, szerepelnek a Firefox teljes\u00edtm\u00e9ny\u00e9vel, biztons\u00e1g\u00e1val \u00e9s a b\u00f6ng\u00e9sz\u00e9si szok\u00e1sokkal kapcsolatos \u00e1ltal\u00e1nos adatok, mint p\u00e9ld\u00e1ul a megnyitott lapok sz\u00e1ma \u00e9s a munkamenet hossza (a megnyitott webhelyek \u00e9s keres\u00e9si lek\u00e9rdez\u00e9sek inform\u00e1ci\u00f3i nem ker\u00fclnek tov\u00e1bb\u00edt\u00e1sra). A gy\u0171jt\u00f6tt adatok teljes r\u00e9szleteit az \u201aabout:telemetry\u2019 oldalon tekinthetj\u00fck meg.<br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1578421431.png\"><img decoding=\"async\" alt=\"A Firefox 72 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2020\/01\/82a6ab82e1a980fd58b0300ac12ad34e.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> Linuxra \u00e9s macOS-ra hozz\u00e1add a lehet\u0151s\u00e9g, hogy vide\u00f3t n\u00e9zhessek k\u00e9p a k\u00e9pben (Picture-in-Picture) m\u00f3dban, amely lehet\u0151v\u00e9 teszi a vide\u00f3 lev\u00e1laszt\u00e1s\u00e1t egy lebeg\u0151 ablakban, amely a b\u00f6ng\u00e9sz\u0151 navig\u00e1l\u00e1sa sor\u00e1n is l\u00e1that\u00f3 marad. A n\u00e9z\u00e9shez ebben a m\u00f3dban a felugr\u00f3 \u00e9rtes\u00edt\u00e9sre kell kattintani, vagy a vide\u00f3 jobb gombbal val\u00f3 kattint\u00e1sakor megjelen\u0151 kontextus men\u00fcben kell kiv\u00e1lasztani a \u201aPicture in picture\u2019 lehet\u0151s\u00e9get (a YouTube-on, amely az osztott kontextus men\u00fct biztos\u00edt, k\u00e9tszer kell kattintani a jobb gombbal vagy Shift billenty\u0171 lenyom\u00e1s\u00e1val kattintani).\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/pics_base\/0_1578421771.png\"><img decoding=\"async\" alt=\"A Firefox 72 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2020\/01\/3d3a8ea9b2c9c5aa36e715da38239064.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> A g\u00f6rget\u0151s\u00e1v megjelen\u00edt\u00e9se  <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1578377\">akt\u00edv<\/a><\/noindex> a jelenlegi oldal h\u00e1tt\u00e9rsz\u00edne.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1412438\">a about:plugins oldal, amely megdupl\u00e1zta a \"Kieg\u00e9sz\u00edt\u0151k \u00e9s t\u00e9m\u00e1k &gt; B\u0151v\u00edtm\u00e9nyek\" szakaszt.<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/groups.google.com\/forum\/#!topic\/mozilla.dev.platform\/AyMlrNHYepE\/discussion\">lehet\u0151s\u00e9g<\/a><\/noindex> a nyilv\u00e1nos kulcsok befogad\u00e1s\u00e1nak (PKP, Public Key Pinning) lehet\u0151s\u00e9ge, amely lehet\u0151v\u00e9 teszi a Public-Key-Pins HTTP-fejl\u00e9ccel annak egy\u00e9rtelm\u0171 megad\u00e1s\u00e1t, hogy a adott webhely sz\u00e1m\u00e1ra mely tan\u00fas\u00edtv\u00e1nyok megb\u00edzhat\u00f3 hiteles\u00edt\u00e9ss\u00e9gek. Az elt\u00e1vol\u00edt\u00e1s oka az alacsony kereslet, valamint a kompatibilit\u00e1si probl\u00e9m\u00e1k kock\u00e1zata (PKP t\u00e1mogat\u00e1s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47466\">le\u00e1ll\u00edtva<\/a><\/noindex> a Chrome-ban) \u00e9s annak lehet\u0151s\u00e9ge, hogy saj\u00e1t weboldalunkat blokkolhatjuk a helytelen kulcsok kinyit\u00e1sa vagy a kulcsok elveszt\u00e9se miatt (p\u00e9ld\u00e1ul v\u00e9letlen t\u00f6rl\u00e9s vagy hackel\u00e9s ut\u00e1n bek\u00f6vetkez\u0151 kompromitt\u00e1l\u00e1s).\n<li class=\"l\"> A k\u00f6vetkez\u0151 alkot\u00f3r\u00e9szek <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1580268\">elfogadva<\/a><\/noindex> <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1580271\">patch-ek<\/a><\/noindex>, amelyek OpenBSD rendszer\u00e9ben <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51890\">akt\u00edv<\/a><\/noindex> rendszervcalls <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=49042\">unveil()<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=43295\">pledge()<\/a><\/noindex> a f\u00e1jlrendszer \u00e9s a folyamatok tov\u00e1bbi izol\u00e1ci\u00f3j\u00e1hoz.\n<li class=\"l\"> Elt\u00e1vol\u00edtott\u00e1k a k\u00e9pek blokkol\u00e1s\u00e1nak t\u00e1mogat\u00e1s\u00e1t k\u00fcl\u00f6nb\u00f6z\u0151 domainekb\u0151l. Az elt\u00e1vol\u00edt\u00e1s okak\u00e9nt a funkci\u00f3 ir\u00e1nti alacsony keresletet \u00e9s a blokkol\u00e1s bonyolult interf\u00e9sz\u00e9t jel\u00f6lik meg.\n<li class=\"l\"> A Windows build-ekben k\u00eds\u00e9rleti lehet\u0151s\u00e9gk\u00e9nt megval\u00f3s\u00edtott\u00e1k a kliens tan\u00fas\u00edtv\u00e1nyok haszn\u00e1lat\u00e1t az oper\u00e1ci\u00f3s rendszer k\u00f6z\u00f6s tan\u00fas\u00edtv\u00e1nyt\u00e1r\u00e1b\u00f3l (az about:config-ban a security.osclientcerts.autoload opci\u00f3 aktiv\u00e1l\u00e1sa sz\u00fcks\u00e9ges).\n<li class=\"l\"> Alap\u00e9rtelmez\u00e9s szerint aktiv\u00e1lva lett a CSS Shadow Parts t\u00e1mogat\u00e1s, bele\u00e9rtve a k\u00f6vetkez\u0151t:<noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/HTML\/Global_attributes\/part\">part<\/a><\/noindex>\u201a \u00e9s a \u201a<noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/::part\">::part<\/a><\/noindex>\u201a, amelyek lehet\u0151v\u00e9 teszik bizonyos elemek kijel\u00f6l\u00e9s\u00e9t a <noindex><a rel=\"nofollow\" href=\"https:\/\/w3c.github.io\/webcomponents\/spec\/shadow\/\">Shadow DOM<\/a><\/noindex>.\n<p>   &lt;custom-element&gt;<br \/>\n     &lt;p part=&quot;&raquo;example&raquo;&quot;&gt;Egy bekezd&eacute;s&lt;\/p&gt;<br \/>\n   &lt;\/custom-element&gt;<\/p>\n<p>\u2026 a CSS-ben az elemek kiv\u00e1laszt\u00e1s\u00e1ra a part attrib\u00fatumhoz val\u00f3 k\u00f6t\u0151d\u00e9ssel:<\/p>\n<p>   custom-element::part(example) {<br \/>\n     border: solid 1px black;<br \/>\n     border-radius: 5px;<br \/>\n     padding: 5px;<br \/>\n   }<\/p>\n<li class=\"l\"> Hozz\u00e1adva a specifik\u00e1ci\u00f3 t\u00e1mogat\u00e1sa <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/CSS_Motion_Path\">CSS Motion Path<\/a><\/noindex>, amely lehet\u0151v\u00e9 teszi az anim\u00e1ci\u00f3s objektumok mozg\u00e1s\u00e1nak trajekt\u00f3ri\u00e1j\u00e1nak meghat\u00e1roz\u00e1s\u00e1t CSS seg\u00edts\u00e9g\u00e9vel, JavaScript k\u00f3d haszn\u00e1lata n\u00e9lk\u00fcl, \u00e9s an\u00e9lk\u00fcl, hogy blokkoln\u00e1 a megjelen\u00edt\u00e9s \u00e9s a bemenet folyamat\u00e1t az anim\u00e1ci\u00f3 megjelen\u00edt\u00e9se sor\u00e1n. Az anim\u00e1ci\u00f3 kezel\u00e9s\u00e9re CSS tulajdons\u00e1gokat biztos\u00edtanak.<br \/>\n    <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/offset\">offset<\/a><\/noindex>,<br \/>\n    <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/offset-path\">offset-path<\/a><\/noindex>,<br \/>\n    <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/offset-anchor\">offset-anchor<\/a><\/noindex>,<br \/>\n    <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/offset-distance\">offset-distance<\/a><\/noindex> \u00e9s<br \/>\n    <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/offset-rotate\">offset-rotate<\/a><\/noindex>.<\/p>\n<li class=\"l\"> Alap\u00e9rtelmez\u00e9s szerint k\u00fcl\u00f6n CSS tulajdons\u00e1gok vannak enged\u00e9lyezve a transzform\u00e1ci\u00f3hoz. <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/scale\">scale<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/rotate\">rotate<\/a><\/noindex> \u00e9s  <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/translate\">translate<\/a><\/noindex>, nem k\u00f6t\u0151dnek a tulajdons\u00e1ghoz. <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/transform\">transform<\/a><\/noindex> (azaz a CSS-ben most m\u00e1r megadhat\u00f3 a \u201ascale: 2;\u2019 a \u201atransform: scale(2);\u2019 helyett).\n<li class=\"l\"> A JavaScript-ben megval\u00f3sult a logikai \u00f6sszevon\u00e1s oper\u00e1tora \u201a<noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/JavaScript\/Reference\/Operators\/Nullish_coalescing_operator\">??<\/a><\/noindex>&#171;, amely visszaadja a jobb operandust, ha a bal operandus \u00e9rt\u00e9ke NULL vagy undefined, \u00e9s ford\u00edtva. P\u00e9ld\u00e1ul &#171;const foo = bar ?? &#8216;default string'&#187; ha bar null, akkor a stringet adja vissza, vagy a bar \u00e9rt\u00e9k\u00e9t, ha az m\u00e1s, bele\u00e9rtve, amikor bar 0 \u00e9s &#8216; &#8216;, szemben a &#171;||&#187; oper\u00e1torral.\n<li class=\"l\"> Hozz\u00e1adva az API <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/FormDataEvent\">FormDataEvent<\/a><\/noindex> \u00e9s az esem\u00e9ny  <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/FormData\/Using_FormData_Objects#Using_a_formdata_event\">FormData<\/a><\/noindex>, amelyek lehet\u0151v\u00e9 teszik a JavaScript esem\u00e9nykezel\u0151k haszn\u00e1lat\u00e1t az adatok form\u00e1hoz val\u00f3 hozz\u00e1ad\u00e1s\u00e1ra a k\u00fcld\u00e9s f\u00e1zis\u00e1ban, an\u00e9lk\u00fcl, hogy az adatokat rejtett input elemekben kellene t\u00e1rolni.\n<li class=\"l\"> API <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/Geolocation_API\">A Geolocation<\/a><\/noindex> friss\u00edtve lett az \u00faj specifik\u00e1ci\u00f3nak megfelel\u0151en, p\u00e9ld\u00e1ul a Coordinates \u00e1tnevez\u00e9sre ker\u00fclt GeolocationCoordinates-ra, a Position pedig GeolocationPosition-ra \u00e9s<br \/>\n    PositionError GeolocationPositionError-ra.<\/p>\n<li class=\"l\"> A JavaScript debuggerben <noindex><a rel=\"nofollow\" href=\"https:\/\/hacks.mozilla.org\/2019\/12\/debugging-variables-with-watchpoints-in-firefox-72\/\">hozz\u00e1adva lett<\/a><\/noindex> t\u00e1mogat\u00e1s van a felt\u00e9teles t\u00f6r\u00e9spontokhoz (<noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Tools\/Debugger\/How_to\/Use_watchpoints#Set_a_watchpoint\">watchpoint<\/a><\/noindex>), amelyek akkor aktiv\u00e1l\u00f3dnak, amikor bizonyos objektumok tulajdons\u00e1gait olvass\u00e1k vagy m\u00f3dos\u00edtj\u00e1k.\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/2r4s9p1yi1fa2jd7j43zph8r-wpengine.netdna-ssl.com\/files\/2019\/12\/wp3.png\"><img decoding=\"async\" alt=\"A Firefox 72 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2020\/01\/6426b6b88e6b788951e70979b0180425.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> Felgyorsult a JavaScript debugger ind\u00edt\u00e1sa nagyon nagy sz\u00e1m\u00fa f\u00fcl megnyit\u00e1sa eset\u00e9n (els\u0151sorban a l\u00e1that\u00f3 f\u00fcleknek priorit\u00e1st adva).\n<li class=\"l\"> A Responsive Design Mode-ban megval\u00f3s\u00edtott\u00e1k k\u00fcl\u00f6nb\u00f6z\u0151 meta viewport \u00e9rt\u00e9kek szimul\u00e1ci\u00f3j\u00e1t. Az oldalellen\u0151rz\u00e9si m\u00f3dba beker\u00fclt a &#171;prefers-color-scheme&#187; \u00e9rt\u00e9kek szimul\u00e1tora.\n<li class=\"l\"> A <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Tools\/Web_Console\">A webkonzolban<\/a><\/noindex> a JavaScript t\u00f6bbsoros \u00e9rtelmez\u00e9si m\u00f3dj\u00e1ban t\u00e1mogat\u00e1s ker\u00fclt a f\u00e1jlok ment\u00e9s\u00e9re \u00e9s megnyit\u00e1s\u00e1ra a Ctrl + O \u00e9s Ctrl + S kombin\u00e1ci\u00f3kkal.\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Tools\/Web_Console\/Console_messages#Async_stack_frames\">Hozz\u00e1adva<\/a><\/noindex> a javascript.options.asyncstack be\u00e1ll\u00edt\u00e1s a webkonzolban az aszinkron \u00fczenetek vizu\u00e1lis sz\u00e9tv\u00e1laszt\u00e1s\u00e1ra. A be\u00e1ll\u00edt\u00e1s aktiv\u00e1l\u00e1sakor a console.trace() \u00e9s console.error() teljes h\u00edv\u00e1si verem kimenet\u00e9t mutatja az aszinkron m\u0171veletek tervez\u00e9s\u00e9nek meg\u00e9rt\u00e9s\u00e9hez, p\u00e9ld\u00e1ul id\u0151z\u00edt\u0151k, esem\u00e9nyek, \u00edg\u00e9retek, gener\u00e1torok stb.\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/2r4s9p1yi1fa2jd7j43zph8r-wpengine.netdna-ssl.com\/files\/2020\/01\/async-stacks.jpg\"><img decoding=\"async\" alt=\"A Firefox 72 kiad\u00e1sa\" src=\"\/wp-content\/uploads\/2020\/01\/cec498d3cf15f251faf13a2e779e29ed.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<li class=\"l\"> A WebSocket inspekt\u00e1l\u00f3 m\u00f3dban megval\u00f3sult a SignalR form\u00e1tum\u00fa metadatok elemz\u00e9se \u00e9s vizu\u00e1lis megjelen\u00edt\u00e9se, amelyet az ASP.NET Core \u00fczeneteiben haszn\u00e1lnak. Ezenk\u00edv\u00fcl hozz\u00e1adtak sz\u00e1ml\u00e1l\u00f3kat, amelyek megmutatj\u00e1k a k\u00f6lts\u00e9gvetett \u00e9s bet\u00f6lt\u00f6tt adatok \u00f6sszes\u00edtett m\u00e9ret\u00e9t.\n<li class=\"l\"> A h\u00e1l\u00f3zati aktivit\u00e1s figyel\u0151 eszk\u00f6zben a Timings f\u00fcl\u00f6n <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Tools\/Network_Monitor\/request_details#Queued_Started_Downloaded\">k\u00fcl\u00f6n van megjelen\u00edtve<\/a><\/noindex> az er\u0151forr\u00e1sok bet\u00f6lt\u00e9s\u00e9nek sorba \u00e1ll\u00edt\u00e1si idej\u00e9r\u0151l, a bet\u00f6lt\u00e9s kezdet\u00e9r\u0151l \u00e9s a bet\u00f6lt\u00e9s befejez\u00e9s\u00e9r\u0151l sz\u00f3l\u00f3 adat.\n<li class=\"l\"> A webfejleszt\u0151i eszk\u00f6z\u00f6kb\u0151l kiz\u00e1rt k\u00f6rnyezet <noindex><a rel=\"nofollow\" href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Tools\/Scratchpad\">Scratchpad<\/a><\/noindex>, amely a JavaScript k\u00f3ddal val\u00f3 k\u00eds\u00e9rletez\u00e9sre szolg\u00e1l (a Scratchpad helyett a legut\u00f3bbi verzi\u00f3ban a webkonzol t\u00f6bb soros \u00fczemm\u00f3dja \u00e9rkezett).\n<\/ul>\n<p>A Firefox 72-ben \u00faj funkci\u00f3k mellett a hibajav\u00edt\u00e1sokon k\u00edv\u00fcl <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/security\/known-vulnerabilities\/firefox.html#firefox72\">20 sebezhet\u0151s\u00e9get<\/a><\/noindex>, amelyek k\u00f6z\u00fcl 11 (a k\u00f6vetkez\u0151 alatt \u00f6sszegy\u0171jtve <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/en-US\/security\/advisories\/mfsa2020-01\/#CVE-2019-17025\">CVE-2019-17025<\/a><\/noindex> \u00e9s <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mozilla.org\/en-US\/security\/advisories\/mfsa2020-01\/#CVE-2019-17024\">CVE-2019-17024<\/a><\/noindex>) \u00fagy van megjel\u00f6lve, mint amelyek potenci\u00e1lisan lehet\u0151v\u00e9 tehetik a t\u00e1mad\u00f3 sz\u00e1m\u00e1ra, hogy k\u00f3dot futtasson a speci\u00e1lisan kialak\u00edtott oldalak megnyit\u00e1sakor. Eml\u00e9keztet\u00fcnk, hogy a mem\u00f3ri\u00e1val kapcsolatos probl\u00e9m\u00e1kat, mint p\u00e9ld\u00e1ul a puffer t\u00falcsordul\u00e1sokat \u00e9s a m\u00e1r felszabad\u00edtott mem\u00f3riater\u00fcletekhez val\u00f3 hozz\u00e1f\u00e9r\u00e9seket, mostan\u00e1ban vesz\u00e9lyesnek, de nem kritikusnak jel\u00f6lik. K\u00fcl\u00f6n figyelmet \u00e9rdemel a CVE-2019-17017 probl\u00e9ma az XPCVariant.cpp k\u00f3dban, amely szint\u00e9n potenci\u00e1lisan lehet\u0151v\u00e9 teheti a k\u00f3d v\u00e9grehajt\u00e1s\u00e1t.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52144\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 web-\u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 Firefox 72, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 Firefox 68.4 \u0434\u043b\u044f \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b Android. \u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0432\u0435\u0442\u043a\u0438 \u0441 \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 68.4.0. \u0412 \u0431\u043b\u0438\u0436\u0430\u0439\u0448\u0435\u0435 \u0432\u0440\u0435\u043c\u044f \u043d\u0430 \u0441\u0442\u0430\u0434\u0438\u044e \u0431\u0435\u0442\u0430-\u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043f\u0435\u0440\u0435\u0439\u0434\u0451\u0442 \u0432\u0435\u0442\u043a\u0430 Firefox 73, \u0440\u0435\u043b\u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u043d\u0430\u043c\u0435\u0447\u0435\u043d \u043d\u0430 11 \u0444\u0435\u0432\u0440\u0430\u043b\u044f (\u043f\u0440\u043e\u0435\u043a\u0442 \u043f\u0435\u0440\u0435\u0448\u0451\u043b \u043d\u0430 4-\u043d\u0435\u0434\u0435\u043b\u044c\u043d\u044b\u0439 \u0446\u0438\u043a\u043b \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438). \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043d\u043e\u0432\u0448\u0435\u0441\u0442\u0432\u0430: \u0412 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u043c \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u043c \u0440\u0435\u0436\u0438\u043c\u0435 \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u043a\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-54923","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" 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