{"id":13986,"date":"2021-02-03T09:30:37","date_gmt":"2021-02-03T09:30:37","guid":{"rendered":"https:\/\/qubitacademy.com\/?p=13986"},"modified":"2021-02-03T09:49:24","modified_gmt":"2021-02-03T09:49:24","slug":"bezpecna-komunikacia","status":"publish","type":"post","link":"https:\/\/qubitacademy.com\/sk\/2021\/02\/03\/bezpecna-komunikacia\/","title":{"rendered":"Bezpe\u010dn\u00e1 komunik\u00e1cia"},"content":{"rendered":"<p><a href=\"https:\/\/qubitacademy.com\/sk\/bezpecnost-informacii-v-online-svete\/\">Bezpe\u010dn\u00e1 komunik\u00e1cia<\/a> je \u0161irok\u00fd pojem, ktor\u00fd v sebe zah\u0155\u0148a aj \u200bbezpe\u010dnos\u0165 hovorov a spr\u00e1v, tak aj zabezpe\u010denie e-mailov a celej internetovej komunik\u00e1cie. V \u010dl\u00e1nku si prejdeme mo\u017enosti ochrany r\u00f4znych foriem elektronickej komunik\u00e1cie vr\u00e1tane konkr\u00e9tnych n\u00e1strojov. ktor\u00e9 sa daj\u00fa pou\u017ei\u0165.<\/p>\n<p><strong>\u0160tandardom pri hovoroch a&nbsp;videohovoroch<\/strong>&nbsp;sa stal Microsoft Teams. Teams pon\u00faka vysok\u00fa \u00farove\u0148 zabezpe\u010denia a&nbsp;je vyu\u017e\u00edvan\u00fd aj pre vl\u00e1dnu komunik\u00e1ciu v&nbsp;niektor\u00fdch \u0161t\u00e1toch.&nbsp;&nbsp;Probl\u00e9mom je, \u017ee komunik\u00e1cia skrze Teams je len tak bezpe\u010dn\u00e1, ako s\u00fa zabezpe\u010den\u00e9 \u00fa\u010dty jednotliv\u00fdch \u00fa\u010dastn\u00edkov a&nbsp;ako s\u00fa zabezpe\u010den\u00e9 jednotliv\u00e9 miestnosti. \u00da\u010dty by preto mali by\u0165 chr\u00e1nen\u00e9 du\u00e1lnou verifik\u00e1ciou a&nbsp;vstup do miestnost\u00ed povolen\u00fd len \u00fa\u010dastn\u00edkom v&nbsp;r\u00e1mci organiz\u00e1cie.<\/p>\n<p><strong>Pri obzvl\u00e1\u0161\u0165 citlivej komunik\u00e1ci\u00ed<\/strong>&nbsp;sa odpor\u00fa\u010da pou\u017e\u00edva\u0165&nbsp;<strong>end-to-end \u0161ifrovan\u00e9 rie\u0161enia<\/strong>. Takto \u0161ifrovan\u00e1 komunik\u00e1cia vyu\u017e\u00edva \u0161ifrovan\u00e9 spojenie vytvoren\u00e9 priamo medzi zariadeniami, namiesto \u0161ifrovania d\u00e1t medzi jedn\u00fdm koncov\u00fdm zariaden\u00edm a&nbsp;serverom poskytovate\u013ea slu\u017eby. Komunik\u00e1ciu \u0161ifrovan\u00fa t\u00fdmto sp\u00f4sobom nem\u00f4\u017ee \u010d\u00edta\u0165 ani samotn\u00fd poskytovate\u013e slu\u017eby.&nbsp;<\/p>\n<p>Jednou z&nbsp;najbezpe\u010dnej\u0161\u00edch aplik\u00e1ci\u00ed na spr\u00e1vy, hovory a&nbsp;videohovory je Signal. Signal je end-to-end \u0161ifrovan\u00fd komunik\u00e1tor s&nbsp;otvoren\u00fdm zdrojov\u00fdm k\u00f3dom, vyv\u00edjan\u00fd neziskovou organiz\u00e1ciou. Okrem \u0161pi\u010dkov\u00e9ho \u0161ifrovania umo\u017e\u0148uje aj overenie bezpe\u010dnostn\u00fdch k\u013e\u00fa\u010dov, tak\u017ee u\u017e\u00edvatelia maj\u00fa st\u00e1le istotu, \u017ee na druhej strane sa naozaj nach\u00e1dza osoba, ktorej s\u00fa spr\u00e1vy ur\u010den\u00e9. \u010eal\u0161ou zauj\u00edmavou funkciou s\u00fa mizn\u00face spr\u00e1vy, teda spr\u00e1vy, ktor\u00e9 sa po ur\u010ditom \u010dase od pre\u010d\u00edtania bezpe\u010dn\u00fdm sp\u00f4sobom vyma\u017e\u00fa.<\/p>\n<p>Na <a href=\"https:\/\/qubitacademy.com\/sk\/bezpecnost-informacii-v-online-svete\/\">zabezpe\u010denie e-mailov<\/a> sa v\u00e4\u010d\u0161inou pou\u017e\u00edvaj\u00fa dva protokoly \u2013 S\/MIME a PGP. Oba pon\u00fakaj\u00fa mo\u017enos\u0165 <strong>end-to-end \u0161ifrovania&nbsp;<\/strong>a&nbsp;<strong>digit\u00e1lneho podp\u00edsania e-mailov<\/strong>, no nie s\u00fa u\u017e\u00edvate\u013esky pr\u00edvetiv\u00e9 a&nbsp;ich kompatibilita je limitovan\u00e1, najm\u00e4 s&nbsp;mobiln\u00fdmi klientami. Existuj\u00fa e-mailov\u00e9 slu\u017eby, ktor\u00e9 pon\u00fakaj\u00fa mo\u017enos\u0165 posiela\u0165 a&nbsp;prij\u00edma\u0165 \u0161ifrovan\u00e9 e-maily bez akejko\u013evek dodato\u010dnej konfigur\u00e1cie, no toto \u0161ifrovanie je obmedzen\u00e9 len na ostatn\u00fdch pou\u017e\u00edvate\u013eov danej emailovej slu\u017eby. Jedn\u00e1 sa napr\u00edklad o&nbsp;ProtonMail alebo Tutanota.<\/p>\n<p>Ve\u013ek\u00fdm rizikom pr\u00e1ce z&nbsp;domu je spr\u00edstupnenie intern\u00fdch syst\u00e9mov aj pou\u017e\u00edvate\u013eom mimo firemnej siete. To umo\u017e\u0148uje \u00fato\u010dn\u00edkom priamo \u00fato\u010di\u0165 na dan\u00e9 syst\u00e9my aj bez toho, aby museli najprv z\u00edska\u0165 pr\u00edstup do vn\u00fatra siete. Ide\u00e1lnym rie\u0161en\u00edm tohto probl\u00e9mu je&nbsp;<strong>pou\u017eitie VPN<\/strong>. VPN umo\u017e\u0148uje spr\u00edstupni\u0165 intern\u00e9 syst\u00e9my len&nbsp;<strong>autentifikovan\u00fdm u\u017e\u00edvate\u013eom<\/strong>&nbsp;a&nbsp;navy\u0161e poskytuje&nbsp;<strong>\u0161ifrovanie pre d\u00e1ta v&nbsp;tranzite<\/strong>. To chr\u00e1ni d\u00e1ta najm\u00e4 star\u0161\u00edch a&nbsp;menej bezpe\u010dn\u00fdch aplik\u00e1ci\u00e1ch, ktor\u00e9 nevyu\u017e\u00edvaj\u00fa TLS alebo alternat\u00edvny protokol na \u0161ifrovanie d\u00e1t po\u010das ich prenosu. T\u00fdm p\u00e1dom sa pou\u017eit\u00edm VPN d\u00e1 zabr\u00e1ni\u0165 odchyt\u00e1vaniu d\u00e1t na verejn\u00fdch Wi-Fi a&nbsp;menej bezpe\u010dn\u00fdch sie\u0165ach.&nbsp;<\/p>\n<p>Nasadenie <a href=\"https:\/\/qubitacademy.com\/sk\/bezpecnost-informacii-v-online-svete\/\" style=\"outline: none;\">bezpe\u010dn\u00fdch komunika\u010dn\u00fdch n\u00e1strojov<\/a> m\u00f4\u017ee zna\u010dne zv\u00fd\u0161i\u0165 odolnos\u0165 organiz\u00e1cie vo\u010di \u00fatokom. Je ale potrebn\u00e9 myslie\u0165 aj na bezpe\u010dnos\u0165 koncov\u00fdch zariaden\u00ed, nako\u013eko ak\u00fdko\u013evek \u0161ifrovan\u00fd komunik\u00e1tor je len tak bezpe\u010dn\u00fd, ako koncov\u00e9 zariadenia na ktor\u00fdch be\u017e\u00ed.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bezpe\u010dn\u00e1 komunik\u00e1cia je \u0161irok\u00fd pojem, ktor\u00fd v sebe zah\u0155\u0148a aj \u200bbezpe\u010dnos\u0165 hovorov a spr\u00e1v, tak aj zabezpe\u010denie e-mailov a celej internetovej komunik\u00e1cie. V \u010dl\u00e1nku si prejdeme mo\u017enosti ochrany r\u00f4znych foriem &hellip; <\/p>\n","protected":false},"author":8,"featured_media":13991,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[54],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bezpe\u010dn\u00e1 komunik\u00e1cia - Qubit Academy<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/qubitacademy.com\/sk\/2021\/02\/03\/bezpecna-komunikacia\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bezpe\u010dn\u00e1 komunik\u00e1cia - Qubit Academy\" \/>\n<meta property=\"og:description\" content=\"Bezpe\u010dn\u00e1 komunik\u00e1cia je \u0161irok\u00fd pojem, ktor\u00fd v sebe zah\u0155\u0148a aj \u200bbezpe\u010dnos\u0165 hovorov a spr\u00e1v, tak aj zabezpe\u010denie e-mailov a celej internetovej komunik\u00e1cie. 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