{"id":62306,"date":"2024-01-10T21:56:30","date_gmt":"2024-01-10T20:56:30","guid":{"rendered":"https:\/\/www.bestonline.cz\/?p=62306"},"modified":"2024-01-10T22:56:32","modified_gmt":"2024-01-10T21:56:32","slug":"bimi-zvyste-duveryhodnost-e-mailu-pomoci-loga-spolecnosti","status":"publish","type":"post","link":"https:\/\/www.bestonline.cz\/bimi-zvyste-duveryhodnost-e-mailu-pomoci-loga-spolecnosti\/","title":{"rendered":"BIMI: Zvy\u0161te d\u016fv\u011bryhodnost e-mail\u016f pomoc\u00ed Loga spole\u010dnosti"},"content":{"rendered":"\n<p>Hled\u00e1te dal\u0161\u00ed mo\u017enost jak zv\u00fd\u0161it bezpe\u010dnost a d\u016fv\u011bryhodnost Va\u0161ich e-mail\u016f a z\u00e1rove\u0148 zv\u00fd\u0161it pov\u011bdom\u00ed o sv\u00e9 zna\u010dce? Tak pr\u00e1v\u011b pro V\u00e1s je tu BIMI. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co znamen\u00e1 zkratka BIMI? <\/h2>\n\n\n\n<p>Zkratka BIMI, neboli \"Brand Indicators for Message Identification\" je nov\u00fd standard identifikace a zabezpe\u010den\u00ed e-mailov\u00e9 komunikace a ov\u011b\u0159ov\u00e1n\u00ed zna\u010dek (brand\u016f). BIMI umo\u017e\u0148uje firm\u00e1m i jednotlivc\u016fm zobrazit firemn\u00ed logo v e-mailov\u00e9 komunikaci. P\u0159\u00edjemce tak snadno rozezn\u00e1 od koho e-mail p\u0159i\u0161el. Nav\u00edc se v\u011bt\u0161inou mus\u00ed jednat o ov\u011b\u0159en\u00fd brand pomoc\u00ed VMC certifik\u00e1tu (nap\u0159. pro Gmail).<\/p>\n\n\n\n<p>BIMI moment\u00e1ln\u011b podporuje pouze n\u011bkolik poskytovatel\u016f e-mail\u016f (Google, Fastmail, Yahoo atd.). Nastaven\u00ed BIMI prob\u00edh\u00e1 stejn\u011b jako u DKIM, SPF, DMARC pomoc\u00ed DNS z\u00e1znamu u dom\u00e9ny. Krom\u011b dom\u00e9ny pot\u0159ebujete je\u0161t\u011b webhosting, na kter\u00fd dom\u00e9na sm\u011b\u0159uje a kde m\u00e1te ulo\u017eeno logo Va\u0161\u00ed spole\u010dnosti. Aby se zabr\u00e1nilo podvodn\u00fdm e-mail\u016fm, je nutn\u00e9, aby byla Va\u0161e dom\u00e9na ov\u011b\u0159ena pomoc\u00ed e-mailov\u00fdch autentiza\u010dn\u00edch protokol\u016f, jako jsou SPF, DKIM a DMARC.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Postup implementace BIMI<\/h2>\n\n\n\n<ol>\n<li><strong>Nastavte ve\u0161ker\u00e9 mo\u017en\u00e9 ov\u011b\u0159en\u00ed e-mail\u016f, tedy SPF, DKIM, DMARC<\/strong>\n<ul>\n<li>SPF \u2013 ov\u011b\u0159uje, zda IP adresa odes\u00edlaj\u00edc\u00edho je opr\u00e1vn\u011bna odes\u00edlat e-maily jm\u00e9nem va\u0161\u00ed dom\u00e9ny<\/li>\n\n\n\n<li>DKIM \u2013 ov\u011b\u0159uje, \u017ee e-mail byl odesl\u00e1n opr\u00e1vn\u011bn\u00fdm odes\u00edlatelem a \u017ee obsah e-mailu nebyl naru\u0161en.<\/li>\n\n\n\n<li>DMARC \u2013 pom\u00e1h\u00e1 p\u0159edch\u00e1zet fale\u0161n\u00e9mu odes\u00edl\u00e1n\u00ed e-mail\u016f a phishingov\u00fdm \u00fatok\u016fm. C\u00edlem autentizace dom\u00e9ny e-mailu je identifikovat podvodn\u00e9 e-maily a dom\u00e9ny a zastavit spam, phishing a jin\u00e9 \u0161kodliv\u00e9 aktivity.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>P\u0159ipravte si logo ve spr\u00e1vn\u00e9m form\u00e1tu pro BIMI<\/strong>\n<ul>\n<li>Standard BIMI vy\u017eaduje, aby logo bylo ve form\u00e1tu SVG P\/S (Tiny portable\/secure). Logo mus\u00ed b\u00fdt ulo\u017eeno na zabezpe\u010den\u00e9m serveru (dostupn\u00e9 p\u0159es HTTPS) a ve\u0159ejn\u011b dostupn\u00e9 na konkr\u00e9tn\u00ed url adrese. Velikost SVG souboru by m\u011bla b\u00fdt men\u0161\u00ed ne\u017e 32 kilobyt\u016f. <\/li>\n\n\n\n<li>Pro p\u0159evod z klasick\u00e9ho SVG Tiny 1.2 jsou dostupn\u00e9 tyto n\u00e1stroje: \n<ul>\n<li><a href=\"https:\/\/github.com\/authindicators\/svg-ps-converters\/tree\/master\/gui-win10\" target=\"_blank\" rel=\"noopener\">Aplikace pro Windows 10<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/authindicators\/svg-ps-converters\/tree\/master\/gui-macos\" target=\"_blank\" rel=\"noopener\">Aplikace pro MacOS<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/authindicators\/svg-ps-converters\/tree\/master\/illustrator-script\" target=\"_blank\" rel=\"noopener\">Skript pro export z Adobe Illustratoru<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><a href=\"https:\/\/bimigroup.org\/creating-bimi-svg-logo-files\/\" data-type=\"URL\" data-id=\"https:\/\/bimigroup.org\/creating-bimi-svg-logo-files\/\" target=\"_blank\" rel=\"noreferrer noopener\">V\u00edce informac\u00ed o logu pro BIMI na webu BIMIgroup<\/a>.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>P\u0159idejte DNS z\u00e1znam pro BIMI<\/strong>\n<ul>\n<li>Pro nastaven\u00ed BIMI mus\u00edte publikovat BIMI z\u00e1znam v DNS. Tedy p\u0159idat TXT z\u00e1znam do DNS Va\u0161\u00ed dom\u00e9ny. V TXT z\u00e1znamu specifikujete um\u00edst\u011bn\u00ed souboru s logem spole\u010dnosti a jeho rozm\u011bry. <\/li>\n\n\n\n<li>Form\u00e1t TXT z\u00e1znamu BIMI by m\u011bl b\u00fdt n\u00e1sleduj\u00edc\u00ed:\n<ul>\n<li><code>default._bimi.&lt;vase-domena&gt; IN TXT \"v=BIMI1; l=https:\/\/&lt;url-adresa-loga&gt;; a=&lt;PEM URL&gt;;\"<\/code><\/li>\n\n\n\n<li>&lt;vase-domena&gt; - zm\u011b\u0148te na sv\u016fj dom\u00e9nu<\/li>\n\n\n\n<li>&lt;url-adresa-loga&gt; - www adresa loga<\/li>\n\n\n\n<li>&lt;PEM URL&gt; - nepovinn\u00e9. Pokud vlastn\u00edte VMC certifik\u00e1t, pak vlo\u017ete adresu k certifik\u00e1tu.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TXT z\u00e1znam lze vygenerovat pomoc\u00ed <a href=\"https:\/\/bimigroup.org\/bimi-generator\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/bimigroup.org\/bimi-generator\/<\/a>.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Ov\u011b\u0159te nastaven\u00ed BIMI pomoc\u00ed <a href=\"https:\/\/bimigroup.org\/bimi-generator\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/bimigroup.org\/bimi-generator\/<\/a>.<\/li>\n<\/ol>\n\n\n\n<p><strong>V\u00edte \u017ee?...<\/strong><\/p>\n\n\n\n<p><em>BIMI m\u016f\u017ee fungovat i bez Verified Mark Certificate (VMC), co\u017e je certifik\u00e1t, kter\u00fd organizace mohou z\u00edskat od akreditovan\u00fdch autorit, kter\u00e9 vystavuj\u00ed i HTTPS certifik\u00e1ty. VMC nen\u00ed povinn\u00fdm prvkem pro implementaci BIMI. Samotn\u00fd BIMI standard nevy\u017eaduje VMC pro zobrazen\u00ed loga vedle e-mail\u016f, kter\u00e9 spl\u0148uj\u00ed BIMI specifikace.<\/em> <\/p>\n\n\n\n<p><strong>Nicm\u00e9n\u011b Google V\u00e1m bez VMC logo nezobraz\u00ed. Uvid\u00edme, jak ostatn\u00ed poskytovatel\u00e9 v budoucnu zareaguj\u00ed. VMC ale doporu\u010dujeme, pokud to s BIMI mysl\u00edte v\u00e1\u017en\u011b.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hled\u00e1te dal\u0161\u00ed mo\u017enost jak zv\u00fd\u0161it bezpe\u010dnost a d\u016fv\u011bryhodnost Va\u0161ich e-mail\u016f a z\u00e1rove\u0148 zv\u00fd\u0161it pov\u011bdom\u00ed o sv\u00e9 zna\u010dce? Tak pr\u00e1v\u011b pro V\u00e1s je tu BIMI. <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1,357],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/posts\/62306"}],"collection":[{"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/comments?post=62306"}],"version-history":[{"count":8,"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/posts\/62306\/revisions"}],"predecessor-version":[{"id":62315,"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/posts\/62306\/revisions\/62315"}],"wp:attachment":[{"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/media?parent=62306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/categories?post=62306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bestonline.cz\/wp-json\/wp\/v2\/tags?post=62306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}