
{"id":48042,"date":"2026-09-03T00:29:26","date_gmt":"2026-09-03T00:29:26","guid":{"rendered":"https:\/\/noticiatecnologia.com\/como-usar-wifi-publico-com-seguranca\/"},"modified":"2026-09-03T02:13:59","modified_gmt":"2026-09-03T02:13:59","slug":"jak-bezpecne-pouzivat-verejne-wi-fi","status":"publish","type":"post","link":"https:\/\/noticiatecnologia.com\/cs\/como-usar-wifi-publico-com-seguranca\/","title":{"rendered":"Jak bezpe\u010dn\u011b pou\u017e\u00edvat ve\u0159ejn\u00e9 Wi-Fi s\u00edt\u011b na mobiln\u00edm telefonu."},"content":{"rendered":"<p>Jste na leti\u0161ti, v\u00e1\u0161 let m\u00e1 zpo\u017ed\u011bn\u00ed a otev\u0159en\u00e1 s\u00ed\u0165 v termin\u00e1lu je jedin\u00fd zp\u016fsob, jak d\u00e1t lidem v\u011bd\u011bt, \u017ee jste doma, zaplatit \u00fa\u010det a zkontrolovat pracovn\u00ed e-mail. P\u0159ipojen\u00ed funguje, ale z\u016fst\u00e1v\u00e1 ot\u00e1zka: kdo dal\u0161\u00ed je v t\u00e9to s\u00edti a co mohou vid\u011bt o tom, co d\u011bl\u00e1te? Odpov\u011b\u010f zn\u00ed, \u017ee ve\u0159ejn\u00e1 s\u00ed\u0165 je sd\u00edlen\u00e1 a to, co odd\u011bluje v\u00e1\u0161 provoz od provozu ciz\u00edho \u010dlov\u011bka, jsou vrstvy ochrany, kter\u00e9 si sami zvol\u00edte aktivovat.<\/p>\n<p>Dobrou zpr\u00e1vou je, \u017ee tyto vrstvy ji\u017e existuj\u00ed ve va\u0161em telefonu a ve dvou bezplatn\u00fdch aplikac\u00edch. HTTPS, ten z\u00e1mek v li\u0161t\u011b prohl\u00ed\u017ee\u010de, chr\u00e1n\u00ed obsah t\u00e9m\u011b\u0159 v\u0161eho, co otev\u0159ete. Proton VPN vytv\u00e1\u0159\u00ed \u0161ifrovan\u00fd tunel mezi va\u0161\u00edm telefonem a internetem, tak\u017ee s\u00ed\u0165 kav\u00e1rny vid\u00ed pouze k\u00f3dovan\u00fd tok dat. 1.1.1.1 + WARP chr\u00e1n\u00ed DNS dotazy a \u0161ifruje provoz, tak\u017ee zem\u011b z\u016fst\u00e1v\u00e1 viditeln\u00e1, ani\u017e by to ovlivnilo chov\u00e1n\u00ed okoln\u00edch aplikac\u00ed. Se spr\u00e1vn\u00fdm nastaven\u00edm syst\u00e9mu Android se ve\u0159ejn\u00e1 s\u00ed\u0165 st\u00e1v\u00e1 bezpe\u010dn\u00fdm m\u00edstem pro ka\u017edodenn\u00ed \u00fakoly.<\/p>\n<p>Tato p\u0159\u00edru\u010dka vysv\u011btluje, co se stane, kdy\u017e se p\u0159ipoj\u00edte k otev\u0159en\u00e9 s\u00edti, ukazuje v\u00e1m krok za krokem, jak pou\u017e\u00edvat jednotliv\u00e9 aplikace, nau\u010d\u00ed v\u00e1s, jak rozpoznat fale\u0161n\u00e9 s\u00edt\u011b s podobn\u00fdmi n\u00e1zvy, uv\u00e1d\u00ed nastaven\u00ed syst\u00e9mu Android, kter\u00e1 v\u00e1m br\u00e1n\u00ed v p\u0159\u00edstupu, a kon\u010d\u00ed kompletn\u00edm n\u00e1vodem pro nejb\u011b\u017en\u011bj\u0161\u00ed sc\u00e9n\u00e1\u0159: sezen\u00ed v kav\u00e1rn\u011b, p\u0159ipojen\u00ed a klidn\u00e1 pr\u00e1ce.<\/p>\n<h2>Co se stane, kdy\u017e vstoup\u00edte do otev\u0159en\u00e9 s\u00edt\u011b?<\/h2>\n<p>V s\u00edti bez hesla se sign\u00e1l mezi mobiln\u00edm telefonem a routerem \u0161\u00ed\u0159\u00ed bez \u0161ifrov\u00e1n\u00ed. Kdokoli ve stejn\u00e9 s\u00edti s vhodn\u00fdm vybaven\u00edm m\u016f\u017ee vid\u011bt n\u00e1zvy webov\u00fdch str\u00e1nek, ke kter\u00fdm p\u0159istupujete, a v p\u0159\u00edpad\u011b str\u00e1nek bez HTTPS i obsah toho, co odes\u00edl\u00e1te a p\u0159ij\u00edm\u00e1te. V s\u00edt\u00edch se sd\u00edlen\u00fdm heslem, jako je ta v kav\u00e1rn\u011b, je situace podobn\u00e1: heslo je pro v\u0161echny stejn\u00e9 a z\u00e1kaznick\u00fd provoz proch\u00e1z\u00ed stejn\u00fdm routerem, kter\u00fd pat\u0159\u00ed dan\u00e9 provozovn\u011b.<\/p>\n<p>V\u011bt\u0161inou v\u00e1s chr\u00e1n\u00ed HTTPS. Kdy\u017e se na webov\u00fdch str\u00e1nk\u00e1ch zobraz\u00ed z\u00e1mek, obsah str\u00e1nky, heslo, kter\u00e9 zad\u00e1te, a \u00fadaje o kart\u011b se mezi prohl\u00ed\u017ee\u010dem a serverem p\u0159en\u00e1\u0161ej\u00ed \u0161ifrovan\u011b. S\u00ed\u0165 vid\u00ed, \u017ee jste otev\u0159eli webov\u00e9 str\u00e1nky banky, ale nevid\u00ed, co jste tam d\u011blali. Bankovn\u00ed aplikace, aplikace pro zas\u00edl\u00e1n\u00ed zpr\u00e1v a internetov\u00e9 obchody pou\u017e\u00edvaj\u00ed intern\u011b stejn\u00fd typ \u0161ifrov\u00e1n\u00ed, a to i bez zobrazen\u00ed visac\u00edho z\u00e1mku.<\/p>\n<p>T\u0159i body z\u016fst\u00e1vaj\u00ed odhaleny: DNS dotazy, kter\u00e9 odhaluj\u00ed, kter\u00e9 dom\u00e9ny hled\u00e1te; provoz ze star\u0161\u00edch aplikac\u00ed a webov\u00fdch str\u00e1nek, kter\u00e9 ji\u017e nepou\u017e\u00edvaj\u00ed HTTPS; a samotn\u00fd router, kter\u00fd m\u016f\u017ee b\u00fdt \u0161patn\u011b nakonfigurov\u00e1n nebo v rukou n\u011bkoho, kdo si nastavil fale\u0161nou s\u00ed\u0165. VPN a chr\u00e1n\u011bn\u00e9 DNS \u0159e\u0161\u00ed p\u0159esn\u011b tyto t\u0159i body.<\/p>\n<h2>Proton VPN: \u0160ifrovan\u00fd tunel se z\u00e1kladn\u00edm tarifem a neomezen\u00fdmi daty.<\/h2>\n<p>Proton VPN vytv\u00e1\u0159\u00ed tunel mezi va\u0161\u00edm mobiln\u00edm telefonem a firemn\u00edm serverem. V\u0161e, co opou\u0161t\u00ed va\u0161e za\u0159\u00edzen\u00ed, proch\u00e1z\u00ed t\u00edmto tunelem \u0161ifrovan\u011b a s\u00ed\u0165 internetov\u00e9 kav\u00e1rny vid\u00ed pouze beztvar\u00fd datov\u00fd tok sm\u011b\u0159uj\u00edc\u00ed na jednu adresu. Webov\u00e9 str\u00e1nky zase vid\u00ed server Proton VPN, nikoli s\u00ed\u0165, ve kter\u00e9 se nach\u00e1z\u00edte. Z\u00e1kladn\u00ed tarif je zdarma, s neomezen\u00fdmi daty a bez protokol\u016f aktivit, co\u017e z n\u011bj \u010din\u00ed volbu pro ty, kte\u0159\u00ed cht\u011bj\u00ed zavolat a zapomenout na v\u0161echno.<\/p>\n<div class=\"stc-app\" data-stc-app=\"1\" data-title=\"Proton VPN: R\u00e1pida e segura\"><img class=\"stc-app__icon\" src=\"https:\/\/play-lh.googleusercontent.com\/sNzvGfn-_S8SLmWYHxLjCn04oy53n1bzfkhxCV9Pp_qhEsQ8biu3D0XoAsUdwD-qfPvzMqZPcx-pjYIHSbp4wg=s0-br30\" alt=\"Proton VPN: Rychl\u00e1 a bezpe\u010dn\u00e1\" width=\"96\" height=\"96\" loading=\"lazy\" decoding=\"async\"><div class=\"stc-app__info\"><div class=\"stc-app__name\">Proton VPN: Rychl\u00e1 a bezpe\u010dn\u00e1<\/div><div class=\"stc-app__stats\"><div class=\"stc-app__stat\"><span class=\"stc-app__num\">4,8 <svg class=\"stc-app__star\" viewbox=\"0 0 24 24\" aria-hidden=\"true\"><path d=\"M12 17.27 18.18 21l-1.64-7.03L22 9.24l-7.19-.61L12 2 9.19 8.63 2 9.24l5.46 4.73L5.82 21z\"\/><\/svg><\/span><span class=\"stc-app__label\">1,3 milionu recenz\u00ed<\/span><\/div><div class=\"stc-app__stat\"><span class=\"stc-app__num\">100+ mil<\/span><span class=\"stc-app__label\">stahov\u00e1n\u00ed<\/span><\/div><\/div><\/div><div class=\"stc-app__actions\"><a class=\"stc-app__btn stc-app__btn--play\" id=\"stc-app-btn-1-play\" href=\"https:\/\/noticiatecnologia.com\/cs\/baixar-agora?thumb=https%3A%2F%2Fplay-lh.googleusercontent.com%2FsNzvGfn-_S8SLmWYHxLjCn04oy53n1bzfkhxCV9Pp_qhEsQ8biu3D0XoAsUdwD-qfPvzMqZPcx-pjYIHSbp4wg%3Ds0-br30&#038;title=Proton%20VPN%3A%20R%C3%A1pida%20e%20segura&#038;get=https%3A%2F%2Fplay.google.com%2Fstore%2Fapps%2Fdetails%3Fid%3Dch.protonvpn.android\" data-store=\"google_play\" rel=\"nofollow\"><svg viewbox=\"0 0 24 24\" aria-hidden=\"true\"><path d=\"M3 2.5v19c0 .8.9 1.3 1.6.8l14-9.5c.6-.4.6-1.3 0-1.7L4.6 1.7C3.9 1.2 3 1.7 3 2.5z\"\/><\/svg><span>Zobrazit na Google Play<\/span><\/a><\/div><\/div>\n<p>Hlavn\u00ed obrazovka m\u00e1 velk\u00e9 tla\u010d\u00edtko pro rychl\u00e9 p\u0159ipojen\u00ed, kter\u00e9 automaticky vybere server, a seznam zem\u00ed pro ty, kte\u0159\u00ed si cht\u011bj\u00ed vybrat, kterou zemi cht\u011bj\u00ed pou\u017e\u00edt. Pro pou\u017eit\u00ed na ve\u0159ejn\u00e9 Wi-Fi posta\u010d\u00ed rychl\u00e9 p\u0159ipojen\u00ed. V nastaven\u00ed je k dispozici nouzov\u00e9 uzam\u010den\u00ed, naz\u00fdvan\u00e9 kill switch: pokud se tunel p\u0159eru\u0161\u00ed, telefon ztrat\u00ed p\u0159\u00edstup k internetu, dokud se VPN neobnov\u00ed, m\u00edsto aby mohl pokra\u010dovat v prohl\u00ed\u017een\u00ed bez ochrany.<\/p>\n<ol>\n<li>Nainstalujte si Proton VPN z Obchodu Google Play a otev\u0159ete aplikaci.<\/li>\n<li>Vytvo\u0159te si \u00fa\u010det pomoc\u00ed e-mailov\u00e9 adresy nebo se p\u0159ihlaste pomoc\u00ed st\u00e1vaj\u00edc\u00edho \u00fa\u010dtu. Z\u00e1kladn\u00ed tarif bude k dispozici ihned po registraci.<\/li>\n<li>Klepn\u011bte na tla\u010d\u00edtko rychl\u00e9ho p\u0159ipojen\u00ed. Android v\u00e1s po\u017e\u00e1d\u00e1 o povolen\u00ed k vytvo\u0159en\u00ed VPN p\u0159ipojen\u00ed; potvr\u010fte.<\/li>\n<li>Ve stavov\u00e9m \u0159\u00e1dku se zobraz\u00ed ikona kl\u00ed\u010de. Odtud ve\u0161ker\u00fd mobiln\u00ed provoz proch\u00e1z\u00ed tunelem.<\/li>\n<li>V <b>Nastaven\u00ed<\/b>, Zapn\u011bte funkci kill switch, abyste v p\u0159\u00edpad\u011b v\u00fdpadku tunelu nez\u016fstali p\u0159i prohl\u00ed\u017een\u00ed bez ochrany.<\/li>\n<li>Tak\u00e9 povolte mo\u017enost automatick\u00e9ho p\u0159ipojen\u00ed p\u0159i spu\u0161t\u011bn\u00ed telefonu, pokud chcete, aby byla ochrana zapnut\u00e1 neust\u00e1le.<\/li>\n<\/ol>\n<p>Co o\u010dek\u00e1vat: S povolenou VPN rychlost m\u00edrn\u011b kles\u00e1, proto\u017ee provoz je p\u0159esm\u011brov\u00e1n na server. V pomal\u00fdch ve\u0159ejn\u00fdch s\u00edt\u00edch je to patrn\u00e9 u videa; p\u0159i prohl\u00ed\u017een\u00ed a zas\u00edl\u00e1n\u00ed zpr\u00e1v je to t\u00e9m\u011b\u0159 nepost\u0159ehnuteln\u00e9. V z\u00e1kladn\u00edm tarifu si aplikace vybere server z dostupn\u00fdch pro dan\u00fd tarif a webov\u00e9 str\u00e1nky z\u00e1visl\u00e9 na poloze mohou zobrazovat jinou zemi, dokud VPN nevypnete.<\/p>\n<p>D\u016fle\u017eit\u00fd detail: n\u011bkter\u00e9 p\u0159ihla\u0161ovac\u00ed port\u00e1ly do ve\u0159ejn\u00fdch s\u00edt\u00ed se neotev\u00edraj\u00ed s povolenou VPN. P\u0159ipojte se k s\u00edti, p\u0159ihlaste se na str\u00e1nku za\u0159\u00edzen\u00ed a teprve pot\u00e9 zapn\u011bte Proton VPN. Pot\u00e9 nechte tunel aktivn\u00ed, dokud neopust\u00edte s\u00ed\u0165.<\/p>\n<h2>1.1.1.1 + WARP: Chr\u00e1n\u011bn\u00e9 DNS a \u0161ifrovan\u00fd provoz bez nutnosti zm\u011bny zem\u011b.<\/h2>\n<p>Verze 1.1.1.1 + WARP od Cloudflare \u0159e\u0161\u00ed probl\u00e9m z jin\u00e9ho \u00fahlu pohledu. V re\u017eimu 1.1.1.1 nahrazuje DNS s\u00edt\u011b \u0161ifrovan\u00fdm DNS od Cloudflare: dotazy, kter\u00e9 odhaluj\u00ed dom\u00e9ny, ke kter\u00fdm p\u0159istupujete, ji\u017e nejsou pro router viditeln\u00e9. V re\u017eimu WARP tak\u00e9 \u0161ifruje provoz mezi va\u0161\u00edm mobiln\u00edm telefonem a s\u00edt\u00ed Cloudflare, ani\u017e by se m\u011bnila zd\u00e1nliv\u00e1 zem\u011b: webov\u00e9 str\u00e1nky v\u00e1s nad\u00e1le vid\u00ed, jako byste se nach\u00e1zeli v Braz\u00edlii, bankovn\u00ed a doru\u010dovac\u00ed aplikace funguj\u00ed jako v\u017edy a s\u00ed\u0165 kav\u00e1rny p\u0159est\u00e1v\u00e1 vid\u011bt, co p\u0159es ni proch\u00e1z\u00ed.<\/p>\n<div class=\"stc-app\" data-stc-app=\"2\" data-title=\"1.1.1.1 + WARP\"><img class=\"stc-app__icon\" src=\"https:\/\/play-lh.googleusercontent.com\/xo9KgXuiIe8s09PEw_bCG27KxHZjqunlTIlfxUG4HDfQJJqETWZmUZdVm3lpc9RzTmzE5IPYPepjSDNZWLQX=s0-br30\" alt=\"1.1.1.1 + DEFORMACE\" width=\"96\" height=\"96\" loading=\"lazy\" decoding=\"async\"><div class=\"stc-app__info\"><div class=\"stc-app__name\">1.1.1.1 + DEFORMACE<\/div><div class=\"stc-app__stats\"><div class=\"stc-app__stat\"><span class=\"stc-app__num\">4,1 <svg class=\"stc-app__star\" viewbox=\"0 0 24 24\" aria-hidden=\"true\"><path d=\"M12 17.27 18.18 21l-1.64-7.03L22 9.24l-7.19-.61L12 2 9.19 8.63 2 9.24l5.46 4.73L5.82 21z\"\/><\/svg><\/span><span class=\"stc-app__label\">1,4 milionu recenz\u00ed<\/span><\/div><div class=\"stc-app__stat\"><span class=\"stc-app__num\">100+ mil<\/span><span class=\"stc-app__label\">stahov\u00e1n\u00ed<\/span><\/div><\/div><\/div><div class=\"stc-app__actions\"><a class=\"stc-app__btn stc-app__btn--play\" id=\"stc-app-btn-2-play\" href=\"https:\/\/noticiatecnologia.com\/cs\/baixar-agora?thumb=https%3A%2F%2Fplay-lh.googleusercontent.com%2Fxo9KgXuiIe8s09PEw_bCG27KxHZjqunlTIlfxUG4HDfQJJqETWZmUZdVm3lpc9RzTmzE5IPYPepjSDNZWLQX%3Ds0-br30&#038;title=1.1.1.1%20%2B%20WARP&#038;get=https%3A%2F%2Fplay.google.com%2Fstore%2Fapps%2Fdetails%3Fid%3Dcom.cloudflare.onedotonedotonedotone\" data-store=\"google_play\" rel=\"nofollow\"><svg viewbox=\"0 0 24 24\" aria-hidden=\"true\"><path d=\"M3 2.5v19c0 .8.9 1.3 1.6.8l14-9.5c.6-.4.6-1.3 0-1.7L4.6 1.7C3.9 1.2 3 1.7 3 2.5z\"\/><\/svg><span>Zobrazit na Google Play<\/span><\/a><\/div><\/div>\n<p>Rozhran\u00ed je jedin\u00e9 tla\u010d\u00edtko. Zapnete ho, ve stavov\u00e9m \u0159\u00e1dku se zobraz\u00ed ikona kl\u00ed\u010de a to je v\u0161e. Nen\u00ed t\u0159eba vytv\u00e1\u0159et \u017e\u00e1dn\u00fd \u00fa\u010det ani vyb\u00edrat server. V nastaven\u00ed umo\u017e\u0148uje menu p\u0159ep\u00ednat mezi re\u017eimem \u201c1.1.1.1\u201d, kter\u00fd chr\u00e1n\u00ed pouze DNS, a re\u017eimem \u201cWARP\u201d, kter\u00fd chr\u00e1n\u00ed DNS i provoz. Pro ve\u0159ejn\u00e9 Wi-Fi pou\u017eijte WARP.<\/p>\n<ol>\n<li>Nainstalujte si 1.1.1.1 + WARP a otev\u0159ete aplikaci.<\/li>\n<li>P\u0159i prvn\u00edm otev\u0159en\u00ed souhlaste s podm\u00ednkami.<\/li>\n<li>Klepn\u011bte na prost\u0159edn\u00ed p\u0159ep\u00edna\u010d. Android po\u017e\u00e1d\u00e1 o povolen\u00ed k nastaven\u00ed VPN p\u0159ipojen\u00ed; potvr\u010fte. Takto m\u016f\u017ee aplikace p\u0159esm\u011brovat provoz.<\/li>\n<li>Otev\u0159ete nab\u00eddku nastaven\u00ed a zkontrolujte, zda je aktivn\u00ed re\u017eim WARP. Pokud je nastaven na 1.1.1.1, zm\u011b\u0148te ho.<\/li>\n<li>Pou\u017e\u00edvejte internet norm\u00e1ln\u011b. Chcete-li ho pozastavit, znovu klepn\u011bte na p\u0159ep\u00edna\u010d.<\/li>\n<\/ol>\n<p>Co o\u010dek\u00e1vat: WARP je nen\u00e1ro\u010dn\u00fd a sotva ovliv\u0148uje rychlost. D\u00edky tomu, \u017ee udr\u017euje zemi viditelnou, neru\u0161\u00ed slu\u017eby, kter\u00e9 z\u00e1vis\u00ed na va\u0161\u00ed poloze. Chr\u00e1n\u00ed cestu mezi va\u0161\u00edm telefonem a Cloudflare; odtud pak provoz jde na webov\u00e9 str\u00e1nky p\u0159es b\u011b\u017en\u00fd internet, co\u017e je ji\u017e dostate\u010dn\u00e1 ochrana p\u0159ed t\u011bmi, kte\u0159\u00ed jsou ve stejn\u00e9 s\u00edti. Stejn\u011b jako u VPN se p\u0159ed jeho zapnut\u00edm p\u0159ihlaste k captive port\u00e1lu.<\/p>\n<p>Tyto dv\u011b aplikace by nem\u011bly b\u011b\u017eet sou\u010dasn\u011b. Android umo\u017e\u0148uje aktivn\u00ed pouze jedno VPN p\u0159ipojen\u00ed v dan\u00fd okam\u017eik; kdy\u017e je zapnut\u00e9 druh\u00e9, prvn\u00ed se vypne. Vyberte si jednu mo\u017enost pro ka\u017edou situaci: Proton VPN, pokud chcete skr\u00fdt v\u00fdchoz\u00ed s\u00ed\u0165 a zvolit v\u00fdstupn\u00ed zemi; 1.1.1.1 + WARP, pokud chcete m\u00edrnou ochranu bez zm\u011bny zd\u00e1nliv\u00e9 zem\u011b.<\/p>\n<h2>Fale\u0161n\u00e1 s\u00ed\u0165 s podobn\u00fdm n\u00e1zvem: jak rozpoznat podvod<\/h2>\n<p>Nej\u010dast\u011bj\u0161\u00edm podvodem na ru\u0161n\u00fdch m\u00edstech je fale\u0161n\u00e1 s\u00ed\u0165: n\u011bkdo vytvo\u0159\u00ed p\u0159\u00edstupov\u00fd bod s n\u00e1zvem t\u00e9m\u011b\u0159 identick\u00fdm s n\u00e1zvem podniku, nap\u0159\u00edklad \u201cCafe_Wifi_Free\u201d vedle \u201cCafe Wifi\u201d, a \u010dek\u00e1, a\u017e se lid\u00e9 p\u0159ipoj\u00ed. Ve\u0161ker\u00fd provoz proch\u00e1z\u00ed za\u0159\u00edzen\u00edm podvodn\u00edka, kter\u00fd m\u016f\u017ee nastavit fale\u0161n\u00e9 p\u0159ihla\u0161ovac\u00ed str\u00e1nky s \u017e\u00e1dost\u00ed o e-mail, heslo nebo informace o kreditn\u00ed kart\u011b.<\/p>\n<p>Rozpozn\u00e1n\u00ed spr\u00e1vn\u00e9 s\u00edt\u011b je ot\u00e1zkou pozornosti. Zeptejte se u p\u0159ep\u00e1\u017eky na p\u0159esn\u00fd n\u00e1zev s\u00edt\u011b a porovnejte jej p\u00edsmeno po p\u00edsmenu. D\u00e1vejte si pozor na n\u00e1zvy s ozna\u010den\u00edm \u201czdarma\u201d, \u201cbezplatn\u011b\u201d nebo \u201cpr\u00e9miov\u011b\u201d, kter\u00e9 nejsou uvedeny na ceduli, na otev\u0159en\u00e9 s\u00edt\u011b vedle s\u00edt\u00ed chr\u00e1n\u011bn\u00fdch heslem na stejn\u00e9m m\u00edst\u011b a na p\u0159ihla\u0161ovac\u00ed port\u00e1ly, kter\u00e9 po\u017eaduj\u00ed hesla k e-mail\u016fm, \u00fadaje o kart\u011b nebo stahov\u00e1n\u00ed aplikac\u00ed. \u017d\u00e1dn\u00e1 provozovna tyto informace nepot\u0159ebuje k poskytov\u00e1n\u00ed p\u0159\u00edstupu k Wi-Fi.<\/p>\n<p>Pokud jste se ji\u017e p\u0159ipojili a v\u0161imli si chyby, vypn\u011bte Wi-Fi, zapome\u0148te na s\u00ed\u0165 v nastaven\u00ed Androidu a zm\u011b\u0148te heslo pro v\u0161echny slu\u017eby, ke kter\u00fdm jste se p\u0159ihl\u00e1sili prost\u0159ednictv\u00edm fale\u0161n\u00e9 str\u00e1nky. Pokud je povolena VPN nebo WARP, podvodn\u00edk ve fale\u0161n\u00e9 s\u00edti vid\u00ed pouze tunel, co\u017e v\u00fdrazn\u011b sni\u017euje \u0161kody; fale\u0161n\u00e1 p\u0159ihla\u0161ovac\u00ed str\u00e1nka v\u0161ak z\u016fst\u00e1v\u00e1 rizikem, proto\u017ee data na n\u00ed zad\u00e1v\u00e1te vy.<\/p>\n<h2>Nastaven\u00ed Androidu, kter\u00e1 zav\u00edraj\u00ed dve\u0159e<\/h2>\n<p>Krom\u011b aplikac\u00ed nab\u00edz\u00ed Android i mo\u017enosti, kter\u00e9 sni\u017euj\u00ed vystaven\u00ed se rizik\u016fm na ve\u0159ejn\u00fdch s\u00edt\u00edch. Prvn\u00ed je automatick\u00e9 p\u0159ipojen\u00ed: <b>Nastaven\u00ed &gt; S\u00ed\u0165 a internet &gt; Internet<\/b>, Klepn\u011bte na ikonu ozuben\u00e9ho kola ve\u0159ejn\u00e9 s\u00edt\u011b a vypn\u011bte ji. <b>Automatick\u00e9 p\u0159ipojen\u00ed<\/b>. Mobiln\u00ed telefon se tedy s\u00e1m od sebe nevr\u00e1t\u00ed dovnit\u0159, a\u017e p\u0159\u00ed\u0161t\u011b projdete dve\u0159mi.<\/p>\n<p>Druhou je n\u00e1hodn\u00e1 MAC adresa. Ve stejn\u00e9m nastaven\u00ed s\u00edt\u011b, v <b>Soukrom\u00ed<\/b>, Nechte mo\u017enost n\u00e1hodn\u00e9 MAC adresy zapnutou. Ka\u017ed\u00e1 s\u00ed\u0165 pak pro va\u0161e za\u0159\u00edzen\u00ed uvid\u00ed jin\u00fd identifik\u00e1tor, co\u017e zt\u00ed\u017e\u00ed va\u0161e sledov\u00e1n\u00ed mezi lokalitami. T\u0159et\u00ed mo\u017enost\u00ed je zapomenout s\u00ed\u0165, kdy\u017e odch\u00e1z\u00edte: podr\u017ete n\u00e1zev s\u00edt\u011b v seznamu a klepn\u011bte na n\u011bj. <b>Zapomenout<\/b>. Kr\u00e1tk\u00fd seznam ulo\u017een\u00fdch s\u00edt\u00ed je kr\u00e1tk\u00fd seznam jmen, kter\u00e1 m\u016f\u017ee n\u011bkdo napodobit.<\/p>\n<p>Nakonec zkontrolujte nastaven\u00ed sd\u00edlen\u00ed. Vypn\u011bte sd\u00edlen\u00ed soubor\u016f p\u0159es senzory bl\u00edzkosti a Bluetooth, pokud je nepou\u017e\u00edv\u00e1te, a nepovolujte hotspot telefonu ve ve\u0159ejn\u00e9 s\u00edti. Udr\u017eujte syst\u00e9m a aplikace aktualizovan\u00e9; bezpe\u010dnostn\u00ed z\u00e1platy odstra\u0148uj\u00ed zranitelnosti, kter\u00e9 \u0161patn\u011b nakonfigurovan\u00e9 s\u00edt\u011b zneu\u017e\u00edvaj\u00ed.<\/p>\n<h2>\u00dakoly pro ve\u0159ejn\u00e9 \u0161kolstv\u00ed a \u00fakoly, kter\u00e9 je t\u0159eba nechat doma.<\/h2>\n<p>S HTTPS, VPN nebo WARP a v\u00fd\u0161e uveden\u00fdm nastaven\u00edm je prohl\u00ed\u017een\u00ed, odpov\u00edd\u00e1n\u00ed na zpr\u00e1vy, prohl\u00ed\u017een\u00ed e-mail\u016f, sledov\u00e1n\u00ed vide\u00ed a pou\u017e\u00edv\u00e1n\u00ed bankovn\u00ed aplikace zabezpe\u010den\u00fdmi \u00fakoly ve ve\u0159ejn\u00e9 s\u00edti. Bankovn\u00ed aplikace pou\u017e\u00edv\u00e1 vlastn\u00ed \u0161ifrov\u00e1n\u00ed a VPN k n\u011bmu p\u0159id\u00e1v\u00e1 dal\u0161\u00ed vrstvu. Opatrnost je vy\u017eadov\u00e1na n\u011b\u010d\u00edm jin\u00fdm: zad\u00e1v\u00e1n\u00ed hesel na str\u00e1nk\u00e1ch bez bezpe\u010dnostn\u00edho z\u00e1mku, p\u0159ihla\u0161ov\u00e1n\u00ed na podez\u0159el\u00e9 webov\u00e9 str\u00e1nky a instalace aplikac\u00ed doporu\u010den\u00fdch s\u00edt\u00ed.<\/p>\n<p>Dva \u00fakoly se l\u00e9pe hod\u00ed pro dom\u00e1c\u00ed s\u00ed\u0165: po\u010d\u00e1te\u010dn\u00ed nastaven\u00ed nov\u00e9 slu\u017eby, kde si vytvo\u0159\u00edte hesla a ov\u011b\u0159\u00edte osobn\u00ed \u00fadaje; a stahov\u00e1n\u00ed velk\u00fdch soubor\u016f, kter\u00e9 je n\u00e1ro\u010dn\u00e9 pro v\u0161echny ve sd\u00edlen\u00e9 s\u00edti a m\u016f\u017ee b\u00fdt p\u0159eru\u0161eno, kdy\u017e s\u00ed\u0165 dojde k v\u00fdpadku. Ani jeden z t\u011bchto \u00fakol\u016f nen\u00ed ve ve\u0159ejn\u00e9 s\u00edti zak\u00e1z\u00e1n, jen funguj\u00ed m\u00e9n\u011b efektivn\u011b.<\/p>\n<h2>Proton VPN nebo 1.1.1.1 + WARP: p\u0159\u00edm\u00e9 srovn\u00e1n\u00ed<\/h2>\n<table>\n<thead>\n<tr>\n<th>Krit\u00e9rium<\/th>\n<th>Protonov\u00e1 VPN<\/th>\n<th>1.1.1.1 + DEFORMACE<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Co chr\u00e1n\u00ed<\/td>\n<td>Ve\u0161ker\u00fd provoz je tunelov\u00e1n na VPN server.<\/td>\n<td>DNS (re\u017eim 1.1.1.1) nebo DNS a provoz do Cloudflare (re\u017eim WARP)<\/td>\n<\/tr>\n<tr>\n<td>zd\u00e1nliv\u00e1 zem\u011b<\/td>\n<td>Server vybran\u00fd aplikac\u00ed nebo v\u00e1mi.<\/td>\n<td>Ten sam\u00fd, ve kter\u00e9m jsi ty.<\/td>\n<\/tr>\n<tr>\n<td>\u00da\u010det<\/td>\n<td>Registrace pomoc\u00ed e-mailu<\/td>\n<td>\u017d\u00e1dn\u00fd \u00fa\u010det<\/td>\n<\/tr>\n<tr>\n<td>Datov\u00fd limit<\/td>\n<td>\u017d\u00e1dn\u00e9 omezen\u00ed z\u00e1kladn\u00edho pl\u00e1nu.<\/td>\n<td>\u017d\u00e1dn\u00e1 omezen\u00ed v re\u017eimu WARP.<\/td>\n<\/tr>\n<tr>\n<td>Z\u00e1znamy aktivit<\/td>\n<td>\u017d\u00e1dn\u00e9 z\u00e1znamy.<\/td>\n<td>Chr\u00e1n\u00ed DNS p\u0159ed lok\u00e1ln\u00ed s\u00edt\u00ed.<\/td>\n<\/tr>\n<tr>\n<td>Vliv na rychlost<\/td>\n<td>Mal\u00fd, v\u011bt\u0161\u00ed ve videu<\/td>\n<td>T\u00e9m\u011b\u0159 \u017e\u00e1dn\u00fd<\/td>\n<\/tr>\n<tr>\n<td>Nejlep\u0161\u00ed pro<\/td>\n<td>Skr\u00fdt zdrojovou s\u00ed\u0165 a vybrat zemi odjezdu.<\/td>\n<td>Lehk\u00e1 ochrana s funguj\u00edc\u00edmi aplikacemi zalo\u017een\u00fdmi na poloze.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Krok za krokem: sedn\u011bte si v kav\u00e1rn\u011b, napojte se a v klidu pracujte.<\/h2>\n<p>Toto je kompletn\u00ed sc\u00e9n\u00e1\u0159 pro nejb\u011b\u017en\u011bj\u0161\u00ed sc\u00e9n\u00e1\u0159: vejdete do kav\u00e1rny, pot\u0159ebujete hodinu pracovat na telefonu a chcete to ud\u011blat, ani\u017e byste cokoli odhalili.<\/p>\n<ol>\n<li>Ne\u017e odejdete z domova, nainstalujte si Proton VPN nebo 1.1.1.1 + WARP a prove\u010fte po\u010d\u00e1te\u010dn\u00ed nastaven\u00ed ve vlastn\u00ed s\u00edti.<\/li>\n<li>V kav\u00e1rn\u011b se u pultu zeptejte na p\u0159esn\u00fd n\u00e1zev \u0159et\u011bzce a heslo, nebo si p\u0159e\u010dt\u011bte ceduli.<\/li>\n<li>Otev\u0159ete seznam s\u00edt\u00ed Android a porovnejte n\u00e1zvy p\u00edsmeno po p\u00edsmenu. Ignorujte s\u00edt\u011b s podobn\u00fdmi n\u00e1zvy, kter\u00e9 autor p\u0159\u00edsp\u011bvku nezmi\u0148uje.<\/li>\n<li>P\u0159ipojte se. Pokud se zobraz\u00ed ozn\u00e1men\u00ed \u201cP\u0159ihl\u00e1sit se k s\u00edti\u201d, otev\u0159ete port\u00e1l provozovny a dokon\u010dete proces. Na tomto port\u00e1lu nezad\u00e1vejte heslo k e-mailu ani \u00fadaje o kart\u011b.<\/li>\n<li>Jakmile bude k dispozici p\u0159ipojen\u00ed k internetu, zapn\u011bte Proton VPN p\u0159es rychl\u00e9 p\u0159ipojen\u00ed nebo 1.1.1.1 + WARP pomoc\u00ed p\u0159ep\u00edna\u010de. Zkontrolujte ikonu kl\u00ed\u010de ve stavov\u00e9m \u0159\u00e1dku.<\/li>\n<li>Otev\u0159ete webovou str\u00e1nku s ikonou visac\u00edho z\u00e1mku, abyste se ujistili, \u017ee v\u0161e funguje.<\/li>\n<li>V nastaven\u00ed s\u00edt\u011b vypn\u011bte <b>Automatick\u00e9 p\u0159ipojen\u00ed<\/b> a zkontrolujte, zda je povoleno n\u00e1hodn\u00e9 MAC adresov\u00e1n\u00ed.<\/li>\n<li>Pr\u00e1ce: e-mail, zpr\u00e1vy, dokumenty, bankovn\u00ed aplikace. V\u0161echno jde tunelem.<\/li>\n<li>Pokud tunel dojde k v\u00fdpadku, funkce kill switch s\u00edt\u011b Proton VPN vypne internet. P\u0159ed pokra\u010dov\u00e1n\u00edm se znovu p\u0159ipojte k VPN.<\/li>\n<li>Nechte aktualizace syst\u00e9mu a stahov\u00e1n\u00ed velk\u00fdch soubor\u016f na va\u0161\u00ed dom\u00e1c\u00ed s\u00edti.<\/li>\n<li>Po dokon\u010den\u00ed vypn\u011bte VPN, vypn\u011bte Wi-Fi a zapome\u0148te na s\u00ed\u0165, pokud se k n\u00ed nehodl\u00e1te vracet.<\/li>\n<li>Pokud se doma na n\u011bjak\u00e9 webov\u00e9 str\u00e1nce objev\u00ed po\u017eadavek na n\u011bco jin\u00e9ho ne\u017e v\u00e1\u0161 e-mail nebo telefonn\u00ed \u010d\u00edslo, zm\u011b\u0148te heslo pro danou slu\u017ebu.<\/li>\n<\/ol>\n<h2>\u010cast\u00e9 chyby<\/h2>\n<ul>\n<li>P\u0159ipojen\u00ed k VPN p\u0159ed dokon\u010den\u00edm p\u0159ihla\u0161ovac\u00edho port\u00e1lu. Str\u00e1nka se neotev\u0159e a u\u017eivatel dojde k z\u00e1v\u011bru, \u017ee s\u00ed\u0165 nefunguje.<\/li>\n<li>P\u0159ipojte se k prvn\u00ed s\u00edti pomoc\u00ed n\u00e1zvu za\u0159\u00edzen\u00ed, ani\u017e byste porovn\u00e1vali p\u00edsmeno po p\u00edsmenu s ozna\u010den\u00edm.<\/li>\n<li>Zad\u00e1v\u00e1n\u00ed hesla k e-mailu nebo \u00fadaj\u016f o kart\u011b na p\u0159ihla\u0161ovac\u00edm port\u00e1lu k Wi-Fi nen\u00ed nutn\u00e9. \u017d\u00e1dn\u00fd podnik to nepot\u0159ebuje.<\/li>\n<li>Zapn\u011bte si sou\u010dasn\u011b Proton VPN a 1.1.1.1 + WARP. Android jednu deaktivuje, kdy\u017e je aktivov\u00e1na druh\u00e1.<\/li>\n<li>Pou\u017eit\u00ed re\u017eimu 1.1.1.1 za p\u0159edpokladu, \u017ee je provoz \u0161ifrov\u00e1n, je \u0161patn\u00e9. To d\u011bl\u00e1 pouze re\u017eim WARP.<\/li>\n<li>Nechte automatick\u00e9 p\u0159ipojen\u00ed zapnut\u00e9 ve ve\u0159ejn\u00fdch s\u00edt\u00edch. Telefon se p\u0159i p\u0159\u00ed\u0161t\u00ed n\u00e1v\u0161t\u011bv\u011b automaticky znovu p\u0159ipoj\u00ed bez VPN.<\/li>\n<li>Ignorujte varov\u00e1n\u00ed ohledn\u011b certifik\u00e1t\u016f ve va\u0161em prohl\u00ed\u017ee\u010di. Ve ve\u0159ejn\u00e9 s\u00edti by takov\u00e9 varov\u00e1n\u00ed mohlo znamenat, \u017ee va\u0161e p\u0159ipojen\u00ed zachycuje podvodn\u00e1 s\u00ed\u0165.<\/li>\n<li>Ulo\u017ete si des\u00edtky s\u00edt\u00ed. Ka\u017ed\u00e1 z nich je n\u00e1zev, kter\u00fd m\u016f\u017ee fale\u0161n\u00e1 s\u00ed\u0165 napodobit, aby se telefon automaticky p\u0159ipojil.<\/li>\n<\/ul>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<h3>Pot\u0159ebuji VPN, kdy\u017e webov\u00e1 str\u00e1nka ji\u017e m\u00e1 ikonu visac\u00edho z\u00e1mku?<\/h3>\n<p>Visac\u00ed z\u00e1mek chr\u00e1n\u00ed obsah str\u00e1nky a t\u00edm se vy\u0159e\u0161\u00ed v\u011bt\u0161ina probl\u00e9mu. VPN nebo WARP uzav\u00edr\u00e1 to, co zb\u00fdv\u00e1: DNS dotazy, aplikace bez HTTPS a s\u00ed\u0165ov\u00fd p\u0159ehled o tom, ke kter\u00fdm web\u016fm p\u0159istupujete.<\/p>\n<h3>M\u011bn\u00ed Proton VPN zemi, kterou vid\u00ed webov\u00e9 str\u00e1nky?<\/h3>\n<p>Ano, webov\u00e9 str\u00e1nky vid\u00ed server Proton VPN. V z\u00e1kladn\u00edm tarifu si server vybere aplikace. Pokud si slu\u017eba ur\u010dov\u00e1n\u00ed polohy st\u011b\u017euje, pou\u017eijte verzi 1.1.1.1 + WARP, kter\u00e1 udr\u017e\u00ed zemi viditelnou.<\/p>\n<h3>Je 1.1.1.1 + WARP VPN?<\/h3>\n<p>Vyu\u017e\u00edv\u00e1 opr\u00e1vn\u011bn\u00ed VPN syst\u00e9mu Android k p\u0159esm\u011brov\u00e1n\u00ed provozu, ale c\u00edl je jin\u00fd: chr\u00e1nit DNS a \u0161ifrovat cestu ke Cloudflare bez zm\u011bny zd\u00e1nliv\u00e9 zem\u011b. Proti u\u017eivatel\u016fm ve stejn\u00e9 ve\u0159ejn\u00e9 s\u00edti je to dosta\u010duj\u00edc\u00ed.<\/p>\n<h3>M\u016f\u017eu pou\u017e\u00edvat aplikaci sv\u00e9 banky na ve\u0159ejn\u00e9 Wi-Fi s\u00edti?<\/h3>\n<p>Bankovn\u00ed aplikace \u0161ifruje komunikaci sama. S povolenou VPN nebo WARP a spr\u00e1vnou s\u00edt\u00ed je jej\u00ed pou\u017e\u00edv\u00e1n\u00ed bezpe\u010dn\u00e9. Jen se vyhn\u011bte tomu, abyste to d\u011blali v s\u00edti, kterou jste neov\u011b\u0159ili na pobo\u010dce.<\/p>\n<h3>Jak pozn\u00e1m, \u017ee s\u00ed\u0165 je vlastn\u00ed dan\u00e9 instituci a ne jej\u00ed kopie?<\/h3>\n<p>Na z\u00e1klad\u011b p\u0159esn\u00e9ho jm\u00e9na, ov\u011b\u0159en\u00e9ho u n\u011bkoho, kdo tam pracuje, a p\u0159ihla\u0161ovac\u00edho port\u00e1lu: port\u00e1l instituce po\u017eaduje maxim\u00e1ln\u011b e-mail nebo telefonn\u00ed \u010d\u00edslo. Jm\u00e9na s ozna\u010den\u00edm \u201czdarma\u201d nebo \u201cpr\u00e9miov\u00e9\u201d, kter\u00e1 nikdo nezm\u00ednil, a port\u00e1ly, kter\u00e9 po\u017eaduj\u00ed heslo nebo kartu, jsou zn\u00e1mkami podvodu.<\/p>\n<h3>Chr\u00e1n\u00ed VPN p\u0159ed fale\u0161nou p\u0159ihla\u0161ovac\u00ed str\u00e1nkou?<\/h3>\n<p>Ne. VPN chr\u00e1n\u00ed provoz, ale fale\u0161n\u00e1 str\u00e1nka p\u0159ij\u00edm\u00e1 to, co na n\u00ed nap\u00ed\u0161ete. Proto je t\u0159eba b\u00fdt s webovou str\u00e1nkou opatrn\u00fd p\u0159ed zapnut\u00edm VPN, ne po n\u011bm.<\/p>\n<p>S povolen\u00fdm HTTPS, zapnutou jednou ze dvou aplikac\u00ed a nakonfigurovan\u00fdm nastaven\u00edm syst\u00e9mu Android lze s\u00ed\u0165 kav\u00e1rny pou\u017e\u00edvat pro cokoli, co byste d\u011blali doma. Zb\u00fdv\u00e1 u\u017e jen v\u011bd\u011bt, kde tyto s\u00edt\u011b naj\u00edt, kdy\u017e v\u00e1m dojdou data. Viz [odkaz\/reference]. <a href=\"&apos;.get_permalink(48040).&apos;\">Aplikace, kter\u00e9 v\u00e1m zobrazuj\u00ed bezplatnou Wi-Fi ve va\u0161em okol\u00ed s offline mapou.<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea est\u00e1 no aeroporto, o voo atrasou e a rede aberta do sagu\u00e3o \u00e9 a \u00fanica forma de avisar em casa, pagar um boleto e ver\u2026<\/p>","protected":false},"author":1,"featured_media":48043,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_revidia_rewards_active":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-48042","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-utilidades"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Como usar Wi-Fi p\u00fablico com seguran\u00e7a no celular - Noticia Tecnologia<\/title>\n<meta name=\"description\" content=\"Proton VPN, 1.1.1.1 + WARP e ajustes do Android para usar Wi-Fi p\u00fablico com seguran\u00e7a: HTTPS, rede falsa com nome parecido e passo a passo no caf\u00e9.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/noticiatecnologia.com\/cs\/jak-bezpecne-pouzivat-verejne-wi-fi\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como usar Wi-Fi p\u00fablico com seguran\u00e7a no celular - 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