{"id":104628,"date":"2026-04-16T00:12:15","date_gmt":"2026-04-15T22:12:15","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=104628"},"modified":"2026-04-15T09:41:01","modified_gmt":"2026-04-15T07:41:01","slug":"kazdy-e-mail-je-spion-jak-chranit-svou-schranku-pred-sledovanim","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2026\/04\/16\/kazdy-e-mail-je-spion-jak-chranit-svou-schranku-pred-sledovanim\/","title":{"rendered":"Ka\u017ed\u00fd e-mail je \u0161pion: Jak chr\u00e1nit svou schr\u00e1nku p\u0159ed sledov\u00e1n\u00edm"},"content":{"rendered":"<div id=\"fb-root\"><\/div>\n<p><span dir=\"auto\">\u017dijeme ve sv\u011bt\u011b, kde \u201e\u00a0<\/span><a href=\"https:\/\/felixabt.substack.com\/p\/precrime-america-the-quiet-rise-of?utm_source=publication-search\"><span dir=\"auto\">Tich\u00fd vzestup komplexn\u00edho sledovac\u00edho st\u00e1tu<\/span><\/a><span dir=\"auto\">\u00a0\u201c u\u017e nen\u00ed jen varov\u00e1n\u00edm \u2013 je to realita. Prediktivn\u00ed policejn\u00ed pr\u00e1ce, hackersk\u00e9 \u00fatoky na chytr\u00e9 telefony bez kliknut\u00ed, gigantick\u00e9 sb\u011bry dat a sledov\u00e1n\u00ed nap\u0159\u00ed\u010d agenturami se slu\u010duj\u00ed do jedin\u00e9ho v\u0161udyp\u0159\u00edtomn\u00e9ho syst\u00e9mu. Roky pot\u00e9, co investigativn\u00ed novin\u00e1\u0159i jako Whitney Webbov\u00e1 bij\u00ed na poplach, jeden z nejbezprost\u0159edn\u011bj\u0161\u00edch krok\u016f k sebeochran\u011b za\u010d\u00edn\u00e1 tam, kde ho mnoz\u00ed nejm\u00e9n\u011b o\u010dek\u00e1vaj\u00ed: ve schr\u00e1nce.<\/span><\/p>\n<p><span dir=\"auto\">Proton Mail, \u0161v\u00fdcarsk\u00e1 e-mailov\u00e1 slu\u017eba, nab\u00edz\u00ed jednoduch\u00e9 \u0159e\u0161en\u00ed. D\u00edky n\u00e1stroji Easy Switch m\u016f\u017eete b\u011bhem n\u011bkolika minut p\u0159en\u00e9st zpr\u00e1vy a kontakty z Gmailu nebo jin\u00fdch poskytovatel\u016f \u2013 nov\u00fd za\u010d\u00e1tek, ani\u017e byste p\u0159i\u0161li o sv\u016fj digit\u00e1ln\u00ed \u017eivot.<\/span><\/p>\n<p><span dir=\"auto\">V\u011bt\u0161ina na\u0161ich ka\u017edodenn\u00edch digit\u00e1ln\u00edch aktivit je zalo\u017eena na americk\u00fdch technologi\u00edch \u2013 ale pohodl\u00ed m\u00e1 \u010dasto svou cenu. Nap\u0159\u00edklad Gmail \u010dte a skenuje v\u0161echny zpr\u00e1vy, aby personalizoval reklamu, tr\u00e9noval modely um\u011bl\u00e9 inteligence a za ur\u010dit\u00fdch okolnost\u00ed sd\u00edlel data s vl\u00e1dou USA.<\/span><\/p>\n<p><span dir=\"auto\">Proton Mail tento model obrac\u00ed: Slu\u017eba, vyvinut\u00e1 ve \u0160v\u00fdcarsku a financovan\u00e1 prost\u0159ednictv\u00edm placen\u00e9ho p\u0159edplatn\u00e9ho, \u200b\u200bnikoli monetizace dat, nab\u00edz\u00ed \u0161ifrovan\u00e9 e-maily, VPN, spr\u00e1vu hesel a cloudov\u00e9 \u00falo\u017ei\u0161t\u011b. K dispozici je tak\u00e9 bezplatn\u00e1 verze \u2013 d\u016fkaz, \u017ee soukrom\u00ed nemus\u00ed b\u00fdt drah\u00e9. Existuj\u00ed v\u0161ak d\u016fle\u017eit\u00e1 omezen\u00ed, o kter\u00fdch si pov\u00edme pozd\u011bji.<\/span><\/p>\n<p><span dir=\"auto\">Z\u00e1rove\u0148 digit\u00e1ln\u00ed prost\u0159ed\u00ed odhaluje, jak agresivn\u011b jsou shroma\u017e\u010fov\u00e1na u\u017eivatelsk\u00e1 data.\u00a0<\/span><a href=\"https:\/\/uncutnews.ch\/browsergate-linkedin-beim-ausspionieren-von-nutzer-browsern-ertappt-weitergabe-gestohlener-daten-und-digitaler-identitaeten-an-us-israelische-tech-firma\/\"><span dir=\"auto\">LinkedIn<\/span><\/a><span dir=\"auto\">\u00a0, kter\u00fd od roku 2016 vlastn\u00ed Microsoft, se ned\u00e1vno stal p\u0159edm\u011btem vy\u0161et\u0159ov\u00e1n\u00ed n\u011bmeck\u00e9 neziskov\u00e9 organizace Fairlinked eV. Zpr\u00e1va s n\u00e1zvem\u00a0<\/span><em><span dir=\"auto\">BrowserGate<\/span><\/em><span dir=\"auto\">\u00a0popisuje jeden z dosud nejrozs\u00e1hlej\u0161\u00edch p\u0159\u00edpad\u016f sb\u011bru firemn\u00edch dat, kter\u00e9 byly odhaleny.<\/span><\/p>\n<p><span dir=\"auto\">Podle zji\u0161t\u011bn\u00ed skryt\u00fd k\u00f3d prohled\u00e1v\u00e1 prohl\u00ed\u017ee\u010d a hled\u00e1 nainstalovan\u00e1 roz\u0161\u00ed\u0159en\u00ed poka\u017ed\u00e9, kdy\u017e jeden z zhruba miliardy u\u017eivatel\u016f LinkedInu nav\u0161t\u00edv\u00ed platformu, tyto informace \u0161ifruje a odes\u00edl\u00e1 je nejen LinkedInu, ale i extern\u00edm spole\u010dnostem \u2013 v\u010detn\u011b americko-izraelsk\u00e9 firmy zab\u00fdvaj\u00edc\u00ed se kybernetickou bezpe\u010dnost\u00ed. To vytv\u00e1\u0159\u00ed mo\u017enost, \u017ee by k t\u011bmto dat\u016fm mohly nep\u0159\u00edmo p\u0159istupovat americk\u00e9 i izraelsk\u00e9 vl\u00e1dn\u00ed agentury. U\u017eivatel\u00e9 o tom nejsou informov\u00e1ni ani po\u017e\u00e1d\u00e1ni o jejich souhlas a z\u00e1sady ochrany osobn\u00edch \u00fadaj\u016f LinkedInu se o t\u00e9to praxi nezmi\u0148uj\u00ed.<\/span><\/p>\n<p><span dir=\"auto\">V dob\u011b, kdy je na\u0161e digit\u00e1ln\u00ed stopa neust\u00e1le \u2013 \u010dasto ti\u0161e \u2013 sledov\u00e1na, nen\u00ed zm\u011bna e-mailov\u00e9 slu\u017eby jen ot\u00e1zkou preference. Je to mal\u00fd, ale v\u00fdznamn\u00fd akt sebeur\u010den\u00ed.<\/span><\/p>\n<h3><strong><span dir=\"auto\">\u0160ifrov\u00e1n\u00ed typu end-to-end se \u0161v\u00fdcarskou ochranou dat<\/span><\/strong><\/h3>\n<p><span dir=\"auto\">Proton Mail nab\u00edz\u00ed zabezpe\u010den\u00fd e-mail s vestav\u011bn\u00fdm end-to-end \u0161ifrov\u00e1n\u00edm (E2EE) a architekturou s nulov\u00fdm p\u0159\u00edstupem. E-maily jsou p\u0159ed odesl\u00e1n\u00edm \u0161ifrov\u00e1ny na za\u0159\u00edzen\u00ed odes\u00edlatele. Na rozd\u00edl od Gmailu Proton nedok\u00e1\u017ee \u010d\u00edst obsah zpr\u00e1v. Pln\u00e1 ochrana E2EE je \u00fa\u010dinn\u00e1 pouze tehdy, pokud odes\u00edlatel i p\u0159\u00edjemce pou\u017e\u00edvaj\u00ed Proton Mail.<\/span><\/p>\n<p><span dir=\"auto\">Slu\u017eba automaticky blokuje sledovac\u00ed prvky e-mail\u016f (jako jsou \u0161pion\u00e1\u017en\u00ed pixely a sledovac\u00ed odkazy), m\u00e1 detekci phishingu a nezobrazuje \u017e\u00e1dnou reklamu \u2013 a to ani pro bezplatn\u00e9 u\u017eivatele. Proton Mail je k dispozici prost\u0159ednictv\u00edm webov\u00e9ho rozhran\u00ed a aplikac\u00ed pro Android a iOS.<\/span><\/p>\n<h3><strong><span dir=\"auto\">Migrace z Easy Switch<\/span><\/strong><\/h3>\n<p><span dir=\"auto\">Easy Switch je integrovan\u00fd n\u00e1stroj, kter\u00fd u\u017eivatel\u016fm umo\u017e\u0148uje p\u0159en\u00e1\u0161et data z jin\u00fdch e-mailov\u00fdch \u00fa\u010dt\u016f. Podporov\u00e1ny jsou n\u00e1sleduj\u00edc\u00ed:<\/span><\/p>\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter\" src=\"https:\/\/substackcdn.com\/image\/fetch\/$s_!nTXV!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep\/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe65e9f09-2dfe-40e9-813f-329c97d1884b_908x609.jpeg\" alt=\"\" width=\"830\" height=\"557\" \/><\/figure>\n<ul>\n<li><span dir=\"auto\">Automaticky p\u0159epos\u00edlat nov\u00e9 zpr\u00e1vy Gmailu do schr\u00e1nky Proton, ani\u017e by Google vid\u011bl adresu Proton.<\/span><\/li>\n<li><span dir=\"auto\">Importujte existuj\u00edc\u00ed e-maily, kontakty a kalend\u00e1\u0159e.<\/span><\/li>\n<\/ul>\n<p><span dir=\"auto\">Proces importu b\u011b\u017e\u00ed na pozad\u00ed na serverech Proton a ve\u0161ker\u00e1 data jsou po doru\u010den\u00ed \u0161ifrov\u00e1na. U\u017eivatel\u00e9 si mohou vybrat konkr\u00e9tn\u00ed slo\u017eky nebo \u010dasov\u00e1 obdob\u00ed. Easy Switch funguje nejen s Gmailem, ale tak\u00e9 s Outlookem, Yahoo a dal\u0161\u00edmi slu\u017ebami kompatibiln\u00edmi s protokolem IMAP.<\/span><\/p>\n<h3><strong><span dir=\"auto\">Aspekty skladov\u00e1n\u00ed<\/span><\/strong><\/h3>\n<p><span dir=\"auto\">Bezplatn\u00e1 verze Proton Mailu zahrnuje a\u017e 1 GB \u00falo\u017en\u00e9ho prostoru. Nov\u00ed u\u017eivatel\u00e9 obvykle za\u010d\u00ednaj\u00ed s 500 MB a pln\u00e9 kapacity se mohou dostat pomoc\u00ed n\u011bkolika krok\u016f p\u0159i registraci. To v\u0161ak nemus\u00ed sta\u010dit lidem s velmi rozs\u00e1hl\u00fdmi archivy Gmailu; m\u016f\u017ee to pomoci s \u010di\u0161t\u011bn\u00edm star\u00fdch zpr\u00e1v v Gmailu, jejich smaz\u00e1n\u00edm nebo importem pouze vybran\u00fdch slo\u017eek.<\/span><\/p>\n<p><span dir=\"auto\">Placen\u00e9 tarify nab\u00edzej\u00ed v\u00edce \u00falo\u017en\u00e9ho prostoru a dal\u0161\u00ed funkce:<\/span><\/p>\n<ul>\n<li><strong><span dir=\"auto\">Mail Plus:<\/span><\/strong><span dir=\"auto\">\u00a015 GB \u00falo\u017ei\u0161t\u011b (sd\u00edlen\u00e9 s Proton Drive); 4,99 \u20ac\/m\u011bs\u00edc nebo 3,99 \u20ac\/m\u011bs\u00edc ro\u010dn\u011b.<\/span><\/li>\n<li><strong><span dir=\"auto\">Proton Unlimited:<\/span><\/strong><span dir=\"auto\">\u00a0Celkov\u00e9 \u00falo\u017ei\u0161t\u011b 500 GB (rozd\u011blen\u00e9 mezi v\u0161echny slu\u017eby Proton); cca 12,99 \u20ac\/m\u011bs\u00edc nebo 9,99 \u20ac\/m\u011bs\u00edc ro\u010dn\u011b.<\/span><\/li>\n<\/ul>\n<p><span dir=\"auto\">Placen\u00e9 tarify zahrnuj\u00ed tak\u00e9 spr\u00e1vu alias\u016f (Hide-My-Email), podporu pro desktopov\u00e9 klienty p\u0159es Proton Mail Bridge a pou\u017e\u00edv\u00e1n\u00ed vlastn\u00edch dom\u00e9n.<\/span><\/p>\n<h3><strong><span dir=\"auto\">Z\u00e1v\u011br<\/span><\/strong><\/h3>\n<p><span dir=\"auto\">Schopnost americk\u00e9 vl\u00e1dy donutit Google k p\u0159ed\u00e1n\u00ed dat z Gmailu p\u0159im\u011bla mnoho u\u017eivatel\u016f hledat alternativy s lep\u0161\u00edmi funkcemi ochrany osobn\u00edch \u00fadaj\u016f. Proton Mail \u2013 se s\u00eddlem ve \u0160v\u00fdcarsku, kter\u00fd nab\u00edz\u00ed robustn\u00ed end-to-end \u0161ifrov\u00e1n\u00ed \u2013 je jednou z mo\u017enost\u00ed, kter\u00e9 stoj\u00ed za zv\u00e1\u017een\u00ed. Jeho n\u00e1stroj Easy Switch tak\u00e9 v\u00fdrazn\u011b zjednodu\u0161uje proces p\u0159echodu z Gmailu a dal\u0161\u00edch poskytovatel\u016f.<\/span><\/p>\n<h3><strong><span dir=\"auto\">Opatrnost a \u0161ir\u0161\u00ed kontext<\/span><\/strong><\/h3>\n<p><span dir=\"auto\">Dal\u0161\u00ed \u0161v\u00fdcarsk\u00e1 spole\u010dnost Crypto AG byla po desetilet\u00ed tajn\u011b kontrolov\u00e1na CIA a n\u011bmeckou BND. To jsem ji\u017e popsal v \u010dl\u00e1nku\u00a0<\/span><a href=\"https:\/\/covertactionmagazine.com\/2023\/12\/14\/russia-china-and-north-korea-did-not-fall-into-a-trap-set-by-the-u-s-but-120-other-nations-did\/\"><span dir=\"auto\">v \u010dasopise CovertAction<\/span><\/a><span dir=\"auto\">\u00a0\u2013 \u010dasopise zalo\u017een\u00e9m b\u00fdval\u00fdmi d\u016fstojn\u00edky CIA, jeho\u017e redak\u010dn\u00ed radou je inform\u00e1tor John Kiriakou, kter\u00fd odhalil mu\u010dic\u00ed program CIA.<\/span><\/p>\n<p><span dir=\"auto\">Titulek \u010dasopisu \u201e\u00a0<\/span><em><span dir=\"auto\">Covert Action Magazine\u201c (Sn\u00edmek obrazovky Felixe Abta)<\/span><\/em><\/p>\n<p><span dir=\"auto\">Spole\u010dnost Crypto AG po cel\u00e1 desetilet\u00ed prod\u00e1vala zmanipulovan\u00e1 \u0161ifrovac\u00ed za\u0159\u00edzen\u00ed do p\u0159ibli\u017en\u011b 120 zem\u00ed, \u010d\u00edm\u017e americk\u00fdm zpravodajsk\u00fdm agentur\u00e1m poskytovala p\u0159\u00edstup k \u00fadajn\u011b zabezpe\u010den\u00fdm komunika\u010dn\u00edm kan\u00e1l\u016fm. Pouze zem\u011b jako \u010c\u00edna, Rusko a Severn\u00ed Korea se t\u00e9to pasti vyhnuly v\u00fdvojem vlastn\u00edch \u0161ifrovac\u00edch syst\u00e9m\u016f.<\/span><\/p>\n<p><span dir=\"auto\">Tento p\u0159\u00edpad ukazuje, \u017ee glob\u00e1ln\u00ed sledov\u00e1n\u00ed \u010dasto zneu\u017e\u00edv\u00e1 zranitelnosti v za\u0159\u00edzen\u00edch a infrastruktu\u0159e \u2013 nejen v algoritmech. Kybernetick\u00e1 bezpe\u010dnost je \u010dasto m\u00e9n\u011b spolehliv\u00e1, ne\u017e si mnoz\u00ed mysl\u00ed.<\/span><\/p>\n<p><span dir=\"auto\">Odhalen\u00ed b\u00fdval\u00e9ho zam\u011bstnance NSA Edwarda Snowdena tak\u00e9 zd\u016fraznila rozsah glob\u00e1ln\u00edho sledov\u00e1n\u00ed. Chytr\u00e9 telefony dok\u00e1\u017e\u00ed nahr\u00e1vat zvuk i ve vypnut\u00e9m stavu a dom\u00e1c\u00ed spot\u0159ebi\u010de \u2013 od televizor\u016f a\u017e po hlasov\u00e9 asistenty \u2013 lze znovu vyu\u017e\u00edt jako n\u00e1stroje sledov\u00e1n\u00ed. Sledovac\u00ed syst\u00e9my, jako je Palantir, shroma\u017e\u010fuj\u00ed a analyzuj\u00ed obrovsk\u00e9 mno\u017estv\u00ed osobn\u00edch \u00fadaj\u016f za \u00fa\u010delem vytv\u00e1\u0159en\u00ed podrobn\u00fdch profil\u016f.<\/span><\/p>\n<p><span dir=\"auto\">Vzhledem k pokra\u010duj\u00edc\u00edmu \u00fasil\u00ed vl\u00e1dy USA a dal\u0161\u00edch st\u00e1t\u016f o masivn\u00ed roz\u0161\u00ed\u0159en\u00ed sledovac\u00edch pravomoc\u00ed je t\u0159eba opatrnosti. Nen\u00ed mo\u017en\u00e9 s jistotou p\u0159edpov\u011bd\u011bt, kdo bude v budoucnu ovl\u00e1dat Proton Mail, ani zda by tato slu\u017eba mohla b\u00fdt n\u011bkdy napadena zpravodajsk\u00fdmi agenturami nebo sledovac\u00edmi a \u0161pion\u00e1\u017en\u00edmi platformami, jako je Palantir.<\/span><\/p>\n<p><span dir=\"auto\">U\u017eivatel\u00e9 by si proto m\u011bli b\u00fdt v\u011bdomi toho, \u017ee \u017e\u00e1dn\u00e1 e-mailov\u00e1 slu\u017eba \u2013 bez ohledu na um\u00edst\u011bn\u00ed nebo technick\u00e1 ochrann\u00e1 opat\u0159en\u00ed \u2013 nen\u00ed zcela imunn\u00ed v\u016f\u010di budouc\u00edmu politick\u00e9mu, pr\u00e1vn\u00edmu nebo technologick\u00e9mu tlaku.<\/span><\/p>\n<p><span dir=\"auto\">+++<\/span><\/p>\n<p><span dir=\"auto\"><strong>Felix Abt <\/strong>je podnikatel,\u00a0<\/span><a href=\"https:\/\/www.youtube.com\/@lixplore\/\"><span dir=\"auto\">cestovatelsk\u00fd blogger<\/span><\/a><span dir=\"auto\">\u00a0a autor \u010dl\u00e1nku o \u017eivot\u011b v Asii na platform\u011b Substack:\u00a0<\/span><a href=\"https:\/\/felixabt.substack.com\/\"><span dir=\"auto\">https:\/\/felixabt.substack.com<\/span><\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u017dijeme ve sv\u011bt\u011b, kde \u201e\u00a0Tich\u00fd vzestup komplexn\u00edho sledovac\u00edho st\u00e1tu\u00a0\u201c u\u017e nen\u00ed jen varov\u00e1n\u00edm \u2013 je&#8230;<\/p>\n","protected":false},"author":2,"featured_media":104629,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[1503,4500,142],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/104628"}],"collection":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/comments?post=104628"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/104628\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/104629"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=104628"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=104628"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=104628"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}