DobryKod.cz zdarma pom\u016f\u017ee handicapovan\u00e9mu vyu\u017e\u00edvat webov\u00e9 str\u00e1nky, kter\u00e9 na n\u011bm cht\u011bj\u00ed opsat s\u00e9rii deformovan\u00fdch p\u00edsmen \u010di \u010d\u00edslic, aby se mohl dostat d\u00e1l do aplikace nebo aby mohl odeslat vypln\u011bn\u00fd formul\u00e1\u0159. Tento obr\u00e1zkov\u00fd tzv. CAPTCHA k\u00f3d je pro mnoho zrakov\u011b posti\u017een\u00fdch velkou p\u0159ek\u00e1\u017ekou. <\/p>\n
CAPTCHA p\u0159edstavuje ochranu, kter\u00e1 m\u00e1 odli\u0161it \u010dlov\u011bka od nap\u0159. spamov\u00e9ho robota a zabr\u00e1nit tak r\u016fzn\u00fdm \u00fatok\u016fm, jak\u00fdmi jsou nap\u0159. pr\u00e1v\u011b spamy nebo tak\u00e9 kr\u00e1de\u017e u\u017eivatelsk\u00fdch dat apod.
\nNicm\u00e9n\u011b obr\u00e1zkov\u00e9 CAPTCHA k\u00f3dy jsou pro zrakov\u011b posti\u017een\u00e9 t\u00e9m\u011b\u0159 nebo zcela ne\u010diteln\u00e9.<\/p>\n
DobryKod.cz v\u0161ak vyu\u017e\u00edv\u00e1 spolupr\u00e1ce oper\u00e1tor\u016f, kte\u0159\u00ed obr\u00e1zkov\u00fd CAPTCHA k\u00f3d pro v\u00e1s p\u0159ep\u00ed\u0161ou do \u010diteln\u00e9 podoby. Jde o tzv. slu\u017ebu Screenshot, kdy zrakov\u011b posti\u017een\u00fd po\u0159\u00edd\u00ed sn\u00edmek obrazovky (screenshot) a za\u0161le ho na centr\u00e1ln\u00ed e-mailovou adresu, ketr\u00e1 je uvedena na serveru Dobrykod.cz. Jako odpov\u011b\u010f mu doraz\u00ed oper\u00e1torem p\u0159e\u010dten\u00fd a p\u0159epsan\u00fd k\u00f3d, kter\u00fd u\u017e m\u016f\u017ee snadno pou\u017e\u00edt. <\/p>\n
Ale to nen\u00ed v\u0161echno. V praxi se toti\u017e pou\u017e\u00edvaj\u00ed i jin\u00e1 webov\u00e1 \u0159e\u0161en\u00ed pro rozli\u0161en\u00ed \u010dlov\u011bka a stroje ne\u017e CAPTCHA. R\u016fzn\u00e9 r\u00e9busy, grafick\u00e9 prvky aj. I v t\u011bchto p\u0159\u00edpadech b\u00fdvaj\u00ed nedostupn\u00e9 mnoha handicapovan\u00fdm. Proto DobryKod.cz nab\u00edz\u00ed \u0159e\u0161en\u00ed, kter\u00e9 takov\u00e1 bezpe\u010dnostn\u00ed opat\u0159en\u00ed vytv\u00e1\u0159\u00ed snadno dostupn\u00fdmi zejm\u00e9na zrakov\u011b posti\u017een\u00fdm. <\/p>\n
A to linkem, kter\u00fd obsahuje za\u0161ifrovan\u00fd \u0159et\u011bzec p\u00edsmen a \u010d\u00edslic. Kdy\u017e nevidom\u00fd na link klikne, je p\u0159esm\u011brov\u00e1n na web DobryKod.cz. Po zad\u00e1n\u00ed u\u017eivatelsk\u00e9ho jm\u00e9na a hesla je mu \u0159et\u011bzec roz\u0161ifrov\u00e1n a zobrazen v jemu \u010diteln\u00e9 podob\u011b. Tato slu\u017eba se jmenuje Encrypted CAPTCHA.<\/p>\n
Ob\u011b slu\u017eby jsou sv\u00fdm u\u017eivatel\u016fm dostupn\u00e9 24 hodin denn\u011b 7 dn\u00ed v t\u00fddnu prost\u0159ednictv\u00fdm webu www.dobrykod.cz. Autorem slu\u017eeb je Petr Z\u00e1vodsk\u00fd, pracovn\u00edk spole\u010dnosti CZ.NIC, z.s.p.o. (spr\u00e1vce \u010desk\u00e9 dom\u00e9ny nejvy\u0161\u0161\u00ed \u00farovn\u011b) a \u010dlen celosv\u011btov\u00e9 komunity OWASP (Open Web Application Security Project) zab\u00fdvaj\u00edc\u00ed se bezpe\u010dnost\u00ed webov\u00fdch aplikac\u00ed.<\/p>\n
invArena<\/p>\n","protected":false},"excerpt":{"rendered":"
DobryKod.cz zdarma pom\u016f\u017ee handicapovan\u00e9mu vyu\u017e\u00edvat webov\u00e9 str\u00e1nky, kter\u00e9 na n\u011bm cht\u011bj\u00ed opsat s\u00e9rii deformovan\u00fdch p\u00edsmen \u010di \u010d\u00edslic, aby se mohl dostat d\u00e1l do aplikace nebo […]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":894,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,9],"tags":[],"class_list":["post-1384","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-poradna","category-zpravy"],"_links":{"self":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/1384","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1384"}],"version-history":[{"count":0,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/1384\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/media\/894"}],"wp:attachment":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}