{"id":49692,"date":"2026-02-09T03:42:48","date_gmt":"2026-02-09T03:42:48","guid":{"rendered":"https:\/\/staging.pageloot.com\/uncategorized\/testing-qr-code-authentication-best-practices\/"},"modified":"2026-04-29T07:59:22","modified_gmt":"2026-04-29T07:59:22","slug":"testing-qr-code-authentication-best-practices","status":"publish","type":"post","link":"https:\/\/pageloot.com\/cs\/blog\/testing-qr-code-authentication-best-practices\/","title":{"rendered":"Pokyny pro implementaci zabezpe\u010den\u00e9ho ov\u011b\u0159ov\u00e1n\u00ed pomoc\u00ed QR k\u00f3du"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Jsou p\u0159ihla\u0161ovac\u00ed toky va\u0161\u00ed organizace skute\u010dn\u011b chr\u00e1n\u011bny proti n\u00e1r\u016fstu sofistikovan\u00fdch phishingov\u00fdch \u00fatok\u016f? Pou\u017e\u00edv\u00e1n\u00ed nesledovan\u00fdch nebo statick\u00fdch k\u00f3d\u016f m\u016f\u017ee zanechat va\u0161i digit\u00e1ln\u00ed infrastrukturu zranitelnou v\u016f\u010di kr\u00e1de\u017ei p\u0159ihla\u0161ovac\u00edch \u00fadaj\u016f a neopr\u00e1vn\u011bn\u00e9mu p\u0159\u00edstupu do syst\u00e9mu. Tato p\u0159\u00edru\u010dka poskytuje praktick\u00e9 osv\u011bd\u010den\u00e9 postupy, kter\u00e9 pomohou IT profesion\u00e1l\u016fm implementovat bezpe\u010dn\u00e9 ov\u011b\u0159ov\u00e1n\u00ed pomoc\u00ed QR k\u00f3d\u016f odoln\u00e9 proti phishingu p\u0159i zachov\u00e1n\u00ed vysok\u00e9 pou\u017eitelnosti.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ochrana syst\u00e9m\u016f proti quishingu a podvod\u016fm<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Internetov\u00e9 centrum pro st\u00ed\u017enosti na kriminalitu (IC3) FBI ned\u00e1vno varovalo, \u017ee podvodn\u00e9 QR k\u00f3dy jsou st\u00e1le \u010dast\u011bji pou\u017e\u00edv\u00e1ny k zah\u00e1jen\u00ed podvod\u016f a obch\u00e1zen\u00ed bezpe\u010dnostn\u00edch vrstev. Tato hrozba, \u010dasto naz\u00fdvan\u00e1 \u201cquishing\u201d, nast\u00e1v\u00e1, kdy\u017e \u00fato\u010dn\u00edci nahrad\u00ed legitimn\u00ed k\u00f3dy \u0161kodliv\u00fdmi, aby z\u00edskali p\u0159ihla\u0161ovac\u00ed \u00fadaje nebo nainstalovali malware. V\u00fdzkum prezentovan\u00fd na USENIX Security dokonce pouk\u00e1zal na zranitelnosti v re\u00e1ln\u00fdch implementac\u00edch, kde se \u00fato\u010dn\u00edci mohli p\u0159ihl\u00e1sit k \u00fa\u010dt\u016fm jednodu\u0161e znalost\u00ed telefonn\u00edho \u010d\u00edsla ob\u011bti nebo ID \u00fa\u010dtu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K obran\u011b proti t\u011bmto hrozb\u00e1m se organizace mus\u00ed posunout za hranice jednoduch\u00fdch vizu\u00e1ln\u00edch kontrol. M\u011bli byste implementovat organiza\u010dn\u00ed obrann\u00e9 mechanismy, jako je filtrov\u00e1n\u00ed e-mail\u016f a spamov\u00e9 br\u00e1ny, kter\u00e9 dok\u00e1\u017eou detekovat \u0161kodliv\u00e9 k\u00f3dy d\u0159\u00edve, ne\u017e se dostanou k zam\u011bstnanc\u016fm. \u0160kolen\u00ed u\u017eivatel\u016f k rozpozn\u00e1n\u00ed zn\u00e1mek manipulace \u2013 jako jsou n\u00e1lepky um\u00edst\u011bn\u00e9 p\u0159es p\u016fvodn\u00ed k\u00f3dy \u2013 je tak\u00e9 z\u00e1sadn\u00ed. Podpora pou\u017e\u00edv\u00e1n\u00ed <a href=\"https:\/\/pageloot.com\/cs\/qr-code-scanner\/\">bezpe\u010dn\u00fd skener QR k\u00f3d\u016f<\/a> kter\u00fd umo\u017e\u0148uje n\u00e1hledy URL p\u0159ed otev\u0159en\u00edm str\u00e1nky, m\u016f\u017ee v\u00fdrazn\u011b sn\u00ed\u017eit riziko n\u00e1hodn\u00e9ho kompromitov\u00e1n\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Implementace standard\u016f MFA odoln\u00fdch proti phishingu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Standardn\u00ed v\u00edcefaktorov\u00e9 ov\u011b\u0159ov\u00e1n\u00ed (MFA) ji\u017e nesta\u010d\u00ed pro prost\u0159ed\u00ed s vysokou bezpe\u010dnost\u00ed. Feder\u00e1ln\u00ed strategie, jako je OMB M-22-09, nyn\u00ed vy\u017eaduj\u00ed, aby syst\u00e9my agentur poskytovaly mo\u017enosti ov\u011b\u0159ov\u00e1n\u00ed odoln\u00e9 proti phishingu. Podle NIST SP 800-63B vy\u017eaduje dosa\u017een\u00ed nejvy\u0161\u0161\u00ed \u00farovn\u011b z\u00e1ruky autentiz\u00e1toru (AAL3) kryptografick\u00e9 autentiz\u00e1tory, kter\u00e9 pou\u017e\u00edvaj\u00ed neexportovateln\u00e9 soukrom\u00e9 kl\u00ed\u010de.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i p\u0159echodu na tyto standardy zva\u017ete <a href=\"https:\/\/pageloot.com\/cs\/blog\/how-qr-codes-simplify-multi-factor-authentication\/\">jak QR k\u00f3dy zjednodu\u0161uj\u00ed v\u00edcefaktorov\u00e9 ov\u011b\u0159ov\u00e1n\u00ed<\/a> odstran\u011bn\u00edm pot\u0159eby ru\u010dn\u00edho p\u0159episu k\u00f3du. Nam\u00edsto zad\u00e1v\u00e1n\u00ed \u0161estim\u00edstn\u00e9ho \u010d\u00edsla u\u017eivatel naskenuje k\u00f3d, kter\u00fd zah\u00e1j\u00ed bezpe\u010dn\u00e9, \u0161ifrovan\u00e9 handshake. Pro organizace, kter\u00e9 se vzdaluj\u00ed od tradi\u010dn\u00edch p\u0159ihla\u0161ovac\u00edch \u00fadaj\u016f, je u\u017eite\u010dn\u00e9 vyhodnotit rozd\u00edly v rychlosti a bezpe\u010dnosti <a href=\"https:\/\/pageloot.com\/cs\/blog\/qr-codes-vs-passwords-in-sso\/\">QR k\u00f3dy vs. hesla v SSO<\/a> aby se zajistilo, \u017ee nov\u00fd tok nezavede t\u0159en\u00ed p\u0159i p\u0159ihla\u0161ov\u00e1n\u00ed.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Zabezpe\u010dte sv\u00e9 podnikov\u00e9 ov\u011b\u0159ov\u00e1n\u00ed<\/strong> Jste p\u0159ipraveni nasadit sledovateln\u00e9, bezpe\u010dn\u00e9 p\u0159ihla\u0161ovac\u00ed toky nap\u0159\u00ed\u010d va\u0161\u00ed organizac\u00ed? Pou\u017eijte <a href=\"https:\/\/pageloot.com\/cs\/dynamic-qr-code-generator\/\">Gener\u00e1torem dynamick\u00fdch QR k\u00f3d\u016f<\/a> k vytv\u00e1\u0159en\u00ed spravovateln\u00fdch k\u00f3d\u016f, kter\u00e9 podporuj\u00ed aktualizace v re\u00e1ln\u00e9m \u010dase a pokro\u010dil\u00e9 bezpe\u010dnostn\u00ed funkce.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Technick\u00e9 osv\u011bd\u010den\u00e9 postupy pro bezpe\u010dn\u00e9 k\u00f3dy<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Bezpe\u010dnost mus\u00ed b\u00fdt integrov\u00e1na do samotn\u00e9ho procesu generov\u00e1n\u00ed. Statick\u00e9 k\u00f3dy jsou pro ov\u011b\u0159ov\u00e1n\u00ed rizikov\u00e9, proto\u017ee jejich c\u00edl je trval\u00fd; pokud je odkaz kompromitov\u00e1n, k\u00f3d se st\u00e1v\u00e1 trvalou zranitelnost\u00ed. Naproti tomu, <a href=\"https:\/\/pageloot.com\/cs\/blog\/dynamic-qr-codes-for-access-control\/\">dynamick\u00e9 QR k\u00f3dy pro kontrolu p\u0159\u00edstupu<\/a> umo\u017enit administr\u00e1tor\u016fm okam\u017eit\u011b aktualizovat c\u00edlov\u00e9 URL adresy nebo zru\u0161it p\u0159\u00edstup bez nutnosti p\u0159etiskov\u00e1n\u00ed jak\u00fdchkoli fyzick\u00fdch materi\u00e1l\u016f.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/static-qr-risk-18e5e2-67796930337b.webp\" alt=\"Kontroln\u00ed seznam zabezpe\u010den\u00ed QR\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>  Zajist\u011bte, aby v\u0161echny QR k\u00f3dy vyu\u017e\u00edvaly HTTPS k \u0161ifrov\u00e1n\u00ed dat b\u011bhem p\u0159enosu.<\/li>\n<li>  Pou\u017eijte \u0161ifrov\u00e1n\u00ed AES-256 pro citliv\u00e1 data ulo\u017een\u00e1 v k\u00f3du.<\/li>\n<li>  Implementujte \u010dasov\u011b omezen\u00e9 tokeny nebo jednor\u00e1zov\u00e9 k\u00f3dy, abyste zabr\u00e1nili \u00fatok\u016fm typu replay.<\/li>\n<li>  Pou\u017eijte vlastn\u00ed dom\u00e9ny pro p\u0159esm\u011brovac\u00ed odkazy k budov\u00e1n\u00ed d\u016fv\u011bry u\u017eivatel\u016f a zaji\u0161t\u011bn\u00ed konzistence zna\u010dky.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Vyu\u017eit\u00edm <a href=\"https:\/\/pageloot.com\/cs\/blog\/encrypted-qr-codes-for-authentication-platforms\/\">\u0161ifrovan\u00fdch QR k\u00f3d\u016f pro ov\u011b\u0159ovac\u00ed platformy<\/a>, zajist\u00edte, \u017ee i v p\u0159\u00edpad\u011b zachycen\u00ed k\u00f3du z\u016fstanou data ne\u010diteln\u00e1 bez specifick\u00e9ho de\u0161ifrovac\u00edho kl\u00ed\u010de. Tato vrstva ochrany je nezbytn\u00e1 pro dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f, jako je GDPR, kter\u00e9 vy\u017eaduj\u00ed vysok\u00e9 standardy ochrany dat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Optimalizace pro pou\u017eitelnost a skenovatelnost<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Bezpe\u010dn\u00fd syst\u00e9m je \u00fa\u010dinn\u00fd pouze tehdy, pokud jej u\u017eivatel\u00e9 skute\u010dn\u011b mohou pou\u017e\u00edvat. Dodr\u017eov\u00e1n\u00ed glob\u00e1ln\u00edch standard\u016f, jako je ISO\/IEC 18004, zaji\u0161\u0165uje, \u017ee va\u0161e k\u00f3dy jsou skenovateln\u00e9 nap\u0159\u00ed\u010d r\u016fzn\u00fdmi za\u0159\u00edzen\u00edmi a sv\u011bteln\u00fdmi podm\u00ednkami. Nap\u0159\u00edklad udr\u017eov\u00e1n\u00ed vysok\u00e9ho kontrastn\u00edho pom\u011bru \u2013 ide\u00e1ln\u011b tmav\u00e9 moduly na sv\u011btl\u00e9m pozad\u00ed \u2013 je z\u00e1kladem skenovatelnosti. Inverzn\u00ed barvy \u010dasto zp\u016fsobuj\u00ed selh\u00e1n\u00ed skenov\u00e1n\u00ed na star\u0161\u00edm hardwaru.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Velikost je dal\u0161\u00edm kritick\u00fdm faktorem. Standardn\u00ed pravidlo je pom\u011br 10:1: na ka\u017ed\u00fdch 10 palc\u016f skenovac\u00ed vzd\u00e1lenosti by m\u011bl b\u00fdt k\u00f3d \u0161irok\u00fd alespo\u0148 1 palec. Pro ov\u011b\u0159ov\u00e1n\u00ed na kr\u00e1tkou vzd\u00e1lenost, nap\u0159\u00edklad na obrazovce notebooku nebo identifika\u010dn\u00edm pr\u016fkazu, byste m\u011bli udr\u017eovat velikost alespo\u0148 0,8 x 0,8 palce. Dodr\u017eov\u00e1n\u00ed t\u011bchto <a href=\"https:\/\/pageloot.com\/cs\/blog\/qr-code-usability-best-practices\/\">osv\u011bd\u010den\u00e9 postupy pro pou\u017eitelnost QR k\u00f3d\u016f<\/a> sni\u017euje frustraci u\u017eivatel\u016f a p\u0159edch\u00e1z\u00ed chyb\u00e1m \u201cne\u00fasp\u011b\u0161n\u00e9ho skenov\u00e1n\u00ed\u201d, kter\u00e9 vedou u\u017eivatele k m\u00e9n\u011b bezpe\u010dn\u00fdm \u0159e\u0161en\u00edm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Podnikov\u00e1 spr\u00e1va a monitorov\u00e1n\u00ed<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rozs\u00e1hl\u00e9 implementace vy\u017eaduj\u00ed centralizovan\u00fd dohled. M\u011bli byste pou\u017e\u00edvat platformu, kter\u00e1 podporuje \u0159\u00edzen\u00ed p\u0159\u00edstupu na z\u00e1klad\u011b rol\u00ed (RBAC), co\u017e v\u00e1m umo\u017en\u00ed p\u0159esn\u011b definovat, kdo m\u016f\u017ee vytv\u00e1\u0159et, upravovat nebo prohl\u00ed\u017eet ov\u011b\u0159ovac\u00ed k\u00f3dy. Zdravotnick\u00e9 a finan\u010dn\u00ed organizace \u010dasto vyu\u017e\u00edvaj\u00ed <a href=\"https:\/\/pageloot.com\/cs\/blog\/enterprise-qr-code-solutions-with-role-based-access\/\">podnikov\u00e1 \u0159e\u0161en\u00ed QR k\u00f3d\u016f s p\u0159\u00edstupem na z\u00e1klad\u011b rol\u00ed<\/a> k udr\u017een\u00ed p\u0159\u00edsn\u00fdch datov\u00fdch sil a auditn\u00edch z\u00e1znam\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Monitorov\u00e1n\u00ed v re\u00e1ln\u00e9m \u010dase je va\u0161\u00ed posledn\u00ed obrannou lini\u00ed. Sledov\u00e1n\u00edm objemu skenov\u00e1n\u00ed, geografick\u00fdch poloh a typ\u016f za\u0159\u00edzen\u00ed m\u016f\u017eete identifikovat anom\u00e1lie, kter\u00e9 nazna\u010duj\u00ed naru\u0161en\u00ed. Nap\u0159\u00edklad, pokud je ov\u011b\u0159ovac\u00ed k\u00f3d ur\u010den\u00fd pro kancel\u00e1\u0159 v New Yorku naskenov\u00e1n z IP adresy v jin\u00e9 zemi, v\u00e1\u0161 syst\u00e9m by m\u011bl okam\u017eit\u011b spustit upozorn\u011bn\u00ed. Podrobn\u011bj\u0161\u00ed strategie naleznete v na\u0161em pr\u016fvodci na t\u00e9ma <a href=\"https:\/\/pageloot.com\/cs\/blog\/best-practices-for-qr-code-security-in-cyber-defense\/\">osv\u011bd\u010den\u00e9 postupy pro zabezpe\u010den\u00ed QR k\u00f3d\u016f v kybernetick\u00e9 obran\u011b<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/pageloot.com\/wp-content\/uploads\/2026\/04\/security-monitoring-illustration-c49bcb-86e61d396aeb.webp\" alt=\"Upozorn\u011bn\u00ed na anom\u00e1lii skenov\u00e1n\u00ed\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Pro udr\u017een\u00ed bezpe\u010dn\u00e9ho a efektivn\u00edho prost\u0159ed\u00ed pravideln\u011b kontrolujte sv\u00e9 protokoly registrac\u00ed na podez\u0159el\u00e9 vzorce. Kombinace robustn\u00edch technick\u00fdch protokol\u016f s u\u017eivatelsk\u00fdm vzd\u011bl\u00e1v\u00e1n\u00edm a anal\u00fdzou v re\u00e1ln\u00e9m \u010dase v\u00e1m pom\u016f\u017ee vybudovat autentiza\u010dn\u00ed syst\u00e9m, kter\u00fd je odoln\u00fd v\u016f\u010di modern\u00edm hrozb\u00e1m a z\u00e1rove\u0148 snadno pou\u017eiteln\u00fd pro v\u00e1\u0161 t\u00fdm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-302ae0784277\"><strong class=\"schema-faq-question\">Co je \u201cquishing\u201d a jak mu mohu zabr\u00e1nit?<\/strong> <p class=\"schema-faq-answer\">Quishing je phishing zalo\u017een\u00fd na QR k\u00f3dech, kde \u00fato\u010dn\u00edci pou\u017e\u00edvaj\u00ed \u0161kodliv\u00e9 k\u00f3dy k odcizen\u00ed p\u0159ihla\u0161ovac\u00edch \u00fadaj\u016f. M\u016f\u017eete tomu p\u0159edej\u00edt pou\u017eit\u00edm dynamick\u00fdch k\u00f3d\u016f, kter\u00e9 lze vzd\u00e1len\u011b deaktivovat, \u0161kolen\u00edm u\u017eivatel\u016f, aby kontrolovali fyzick\u00e9 k\u00f3dy kv\u016fli manipulaci, a zaji\u0161t\u011bn\u00edm, \u017ee v\u0161echny odkazy pou\u017e\u00edvaj\u00ed HTTPS.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-e44686afafec\"><strong class=\"schema-faq-question\">Pro\u010d jsou dynamick\u00e9 QR k\u00f3dy lep\u0161\u00ed pro ov\u011b\u0159ov\u00e1n\u00ed ne\u017e statick\u00e9?<\/strong> <p class=\"schema-faq-answer\">Dynamick\u00e9 k\u00f3dy v\u00e1m umo\u017e\u0148uj\u00ed zm\u011bnit c\u00edlovou URL adresu nebo zru\u0161it p\u0159\u00edstup bez op\u011btovn\u00e9ho tisku k\u00f3du. Podporuj\u00ed tak\u00e9 pokro\u010dil\u00e9 funkce, jako je ochrana heslem, sledov\u00e1n\u00ed skenov\u00e1n\u00ed a data vypr\u0161en\u00ed platnosti, d\u00edky \u010demu\u017e jsou v\u00fdrazn\u011b bezpe\u010dn\u011bj\u0161\u00ed pro firemn\u00ed pou\u017eit\u00ed.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-9832e047fad6\"><strong class=\"schema-faq-question\">Jakou velikost by m\u011bl m\u00edt autentiza\u010dn\u00ed QR k\u00f3d?<\/strong> <p class=\"schema-faq-answer\">Pro v\u011bt\u0161inu profesion\u00e1ln\u00edch prost\u0159ed\u00ed by m\u011bl b\u00fdt QR k\u00f3d alespo\u0148 0,8 x 0,8 palce. Pokud bude k\u00f3d skenov\u00e1n z d\u00e1lky, dodr\u017eujte pom\u011br 10:1, co\u017e znamen\u00e1, \u017ee k\u00f3d skenovan\u00fd ze vzd\u00e1lenosti 20 palc\u016f by m\u011bl b\u00fdt \u0161irok\u00fd alespo\u0148 2 palce.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Implementujte zabezpe\u010den\u00e9 ov\u011b\u0159ov\u00e1n\u00ed pomoc\u00ed QR k\u00f3du, abyste zabr\u00e1nili quishingu. Tato p\u0159\u00edru\u010dka se zab\u00fdv\u00e1 MFA odoln\u00fdm proti phishingu, dynamick\u00fdmi k\u00f3dy, \u0161ifrov\u00e1n\u00edm a tipy pro skenovatelnost.<\/p>","protected":false},"author":17,"featured_media":53202,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[2635],"tags":[],"class_list":["post-49692","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Guidelines for Implementing Secure QR Code Authentication<\/title>\n<meta name=\"description\" content=\"Implement secure QR code authentication to prevent quishing. 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D\u00edky sv\u00fdm hlubok\u00fdm odborn\u00fdm znalostem, kter\u00e9 se v\u00edce ne\u017e 5 let t\u00fdkaj\u00ed v\u00fdhradn\u011b QR k\u00f3d\u016f, se Siim stal odborn\u00edkem v t\u00e9to oblasti. V\u00fdznamn\u011b se zasazuje o vyu\u017eit\u00ed technologie QR ke zjednodu\u0161en\u00ed a roz\u0161\u00ed\u0159en\u00ed digit\u00e1ln\u00edch interakc\u00ed. Jeho cesta v\u0161ak neza\u010dala jen zde. Siim m\u00e1 rozs\u00e1hl\u00e9 digit\u00e1ln\u00ed z\u00e1zem\u00ed s v\u00edce ne\u017e desetilet\u00fdmi solidn\u00edmi zku\u0161enostmi v oblasti softwaru jako slu\u017eby (SaaS), co\u017e sv\u011bd\u010d\u00ed o jeho hluboce zako\u0159en\u011bn\u00fdch znalostech v oblasti digit\u00e1ln\u00edch \u0159e\u0161en\u00ed.","sameAs":["https:\/\/www.linkedin.com\/in\/siim-tiigimagi\/"]},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/testing-qr-code-authentication-best-practices\/#faq-question-302ae0784277","position":1,"url":"https:\/\/pageloot.com\/blog\/testing-qr-code-authentication-best-practices\/#faq-question-302ae0784277","name":"Co je u005cu0022quishingu005cu0022 a jak tomu mohu zabr\u00e1nit?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Quishing is QR code-based phishing where attackers use malicious codes to steal credentials. You can prevent it by using dynamic codes that can be disabled remotely, training users to inspect physical codes for tampering, and ensuring all links use HTTPS.","inLanguage":"cs"},"inLanguage":"cs"},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/testing-qr-code-authentication-best-practices\/#faq-question-e44686afafec","position":2,"url":"https:\/\/pageloot.com\/blog\/testing-qr-code-authentication-best-practices\/#faq-question-e44686afafec","name":"Pro\u010d jsou dynamick\u00e9 QR k\u00f3dy lep\u0161\u00ed pro ov\u011b\u0159ov\u00e1n\u00ed ne\u017e statick\u00e9?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Dynamic codes allow you to change the destination URL or revoke access without reprinting the code. They also support advanced features like password protection, scan tracking, and expiration dates, making them significantly more secure for enterprise use.","inLanguage":"cs"},"inLanguage":"cs"},{"@type":"Question","@id":"https:\/\/pageloot.com\/blog\/testing-qr-code-authentication-best-practices\/#faq-question-9832e047fad6","position":3,"url":"https:\/\/pageloot.com\/blog\/testing-qr-code-authentication-best-practices\/#faq-question-9832e047fad6","name":"Jakou velikost by m\u011bl m\u00edt autentiza\u010dn\u00ed QR k\u00f3d?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"For most professional settings, a QR code should be at least 0.8 x 0.8 inches. If the code will be scanned from a distance, follow the 10:1 ratio, meaning a code scanned from 20 inches away should be at least 2 inches wide.","inLanguage":"cs"},"inLanguage":"cs"}]}},"_links":{"self":[{"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/posts\/49692","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/comments?post=49692"}],"version-history":[{"count":2,"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/posts\/49692\/revisions"}],"predecessor-version":[{"id":53711,"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/posts\/49692\/revisions\/53711"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/media\/53202"}],"wp:attachment":[{"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/media?parent=49692"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/categories?post=49692"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pageloot.com\/cs\/wp-json\/wp\/v2\/tags?post=49692"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}