{"id":7211,"date":"2021-12-03T16:58:44","date_gmt":"2021-12-03T15:58:44","guid":{"rendered":"https:\/\/www.websupport.cz\/podpora\/?post_type=ht_kb&p=7211"},"modified":"2021-12-03T17:43:25","modified_gmt":"2021-12-03T16:43:25","slug":"sshfp-zaznamy","status":"publish","type":"ht_kb","link":"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/","title":{"rendered":"SSHFP z\u00e1znamy"},"content":{"rendered":"\n

DNS SSHFP z\u00e1znam<\/strong> (Secure Shell fingerprint record)<\/em> obsahuje otisky ve\u0159ejn\u00fdch kl\u00ed\u010d\u016f, pou\u017eit\u00fdch pro SSH p\u0159ipojen\u00ed. Pou\u017e\u00edvaj\u00ed se zejm\u00e9na s dom\u00e9nami s povolen\u00fdm DNSSEC. Z\u00e1znam SSHFP se p\u0159i p\u0159ipojov\u00e1n\u00ed SSH klienta k serveru porovn\u00e1v\u00e1, a pokud jsou otisky z\u00e1znamu stejn\u00e9, jako ty na serveru, klient se m\u016f\u017ee bezpe\u010dn\u011b p\u0159ipojit.
<\/p>\n\n\n\n

Struktura z\u00e1znamu\u00a0<\/strong><\/h2>\n\n\n\n

Name<\/strong> – ur\u010duje pro jakou adresu je z\u00e1znam nastavovan\u00fd<\/p>\n\n\n\n

TTL<\/strong> – time to live – ur\u010duje na jak dlouho si mohou servery poskytovatel\u016f internetu zapamatovat dan\u00e9 nastaven\u00ed DNS. \u010cas je uveden\u00fd v sekund\u00e1ch.<\/p>\n\n\n\n

Algorithm <\/strong>\u2013 algoritmus pou\u017e\u00edvan\u00fd pro vygenerov\u00e1n\u00ed ve\u0159ejn\u00e9ho kl\u00ed\u010de<\/p>\n\n\n\n

0 \u2013 rezervovan\u00e1 hodnota
1 \u2013 RSA
2 \u2013 DSA
3 \u2013 ECDSA
4 \u2013 ED25519<\/p>\n\n\n\n

Type<\/strong> \u2013 message-digest algoritmus pou\u017eit\u00fd pro vygenerov\u00e1n\u00ed fingerprintu<\/p>\n\n\n\n

0 \u2013 rezervovan\u00e1 hodnota
1 \u2013 SHA-1
2 \u2013 SHA-256<\/p>\n\n\n\n

Fingerprint<\/strong> \u2013 fingerprint ve\u0159ejn\u00e9ho kl\u00ed\u010de serveru<\/p>\n\n\n\n

<\/p>\n\n\n\n

Cel\u00fd z\u00e1znam tedy m\u016f\u017ee vypadat n\u00e1sledovn\u011b:<\/p>\n\n\n\n

host.example.com. 1800 SSHFP 2 1 123456789abcdef67890123456789abcdef67890<\/em><\/p>\n\n\n\n

<\/p>\n\n\n\n

Nastaven\u00ed je dostupn\u00e9 p\u0159\u00edmo ve Webadmin rozhran\u00ed. Postup je n\u00e1sledovn\u00fd:<\/p>\n\n\n\n

  1. P\u0159ihlaste se do Webadminu<\/a><\/strong><\/li>
  2. Klikn\u011bte na n\u00e1zev dom\u00e9ny<\/li>
  3. V lev\u00e9m menu vyberte mo\u017enost\u00a0DNS<\/strong><\/li>
  4. Proklikn\u011bte se na z\u00e1lo\u017eku SSHFP<\/strong><\/li><\/ol>\n\n\n\n
    \"\"<\/figure>\n\n\n\n

    5. Pro vytvo\u0159en\u00ed nov\u00e9ho z\u00e1znamu sta\u010d\u00ed kliknout na tla\u010d\u00edtko\u00a0Vytvo\u0159it nov\u00fd z\u00e1znam<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"

    DNS SSHFP z\u00e1znam (Secure Shell fingerprint record) obsahuje otisky ve\u0159ejn\u00fdch kl\u00ed\u010d\u016f, pou\u017eit\u00fdch pro SSH p\u0159ipojen\u00ed. Pou\u017e\u00edvaj\u00ed se zejm\u00e9na s dom\u00e9nami s povolen\u00fdm DNSSEC. Z\u00e1znam SSHFP se p\u0159i p\u0159ipojov\u00e1n\u00ed SSH klienta k serveru porovn\u00e1v\u00e1, a pokud jsou otisky z\u00e1znamu stejn\u00e9, jako ty na serveru, klient se m\u016f\u017ee bezpe\u010dn\u011b p\u0159ipojit. Struktura z\u00e1znamu\u00a0…<\/p>\n","protected":false},"author":5,"template":"","format":"standard","meta":{"footnotes":""},"ht-kb-category":[12],"ht-kb-tag":[],"class_list":["post-7211","ht_kb","type-ht_kb","status-publish","format-standard","hentry","ht_kb_category-dns-zaznamy"],"yoast_head":"\nSSHFP z\u00e1znamy - Websupport Centrum n\u00e1pov\u011bdy<\/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:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SSHFP z\u00e1znamy - Websupport Centrum n\u00e1pov\u011bdy\" \/>\n<meta property=\"og:description\" content=\"DNS SSHFP z\u00e1znam (Secure Shell fingerprint record) obsahuje otisky ve\u0159ejn\u00fdch kl\u00ed\u010d\u016f, pou\u017eit\u00fdch pro SSH p\u0159ipojen\u00ed. Pou\u017e\u00edvaj\u00ed se zejm\u00e9na s dom\u00e9nami s povolen\u00fdm DNSSEC. Z\u00e1znam SSHFP se p\u0159i p\u0159ipojov\u00e1n\u00ed SSH klienta k serveru porovn\u00e1v\u00e1, a pokud jsou otisky z\u00e1znamu stejn\u00e9, jako ty na serveru, klient se m\u016f\u017ee bezpe\u010dn\u011b p\u0159ipojit. Struktura z\u00e1znamu\u00a0...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/\" \/>\n<meta property=\"og:site_name\" content=\"Websupport Centrum n\u00e1pov\u011bdy\" \/>\n<meta property=\"article:modified_time\" content=\"2021-12-03T16:43:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.websupport.cz\/podpora\/app\/uploads\/2021\/12\/sshfp.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minuta\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/\",\"url\":\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/\",\"name\":\"SSHFP z\u00e1znamy - Websupport Centrum n\u00e1pov\u011bdy\",\"isPartOf\":{\"@id\":\"https:\/\/www.websupport.cz\/podpora\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.websupport.cz\/podpora\/app\/uploads\/2021\/12\/sshfp.png\",\"datePublished\":\"2021-12-03T15:58:44+00:00\",\"dateModified\":\"2021-12-03T16:43:25+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/#breadcrumb\"},\"inLanguage\":\"cs\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/#primaryimage\",\"url\":\"https:\/\/www.websupport.cz\/podpora\/app\/uploads\/2021\/12\/sshfp.png\",\"contentUrl\":\"https:\/\/www.websupport.cz\/podpora\/app\/uploads\/2021\/12\/sshfp.png\",\"width\":297,\"height\":518},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.websupport.cz\/podpora\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"SSHFP z\u00e1znamy\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.websupport.cz\/podpora\/#website\",\"url\":\"https:\/\/www.websupport.cz\/podpora\/\",\"name\":\"Websupport Centrum n\u00e1pov\u011bdy\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.websupport.cz\/podpora\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"cs\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"SSHFP z\u00e1znamy - Websupport Centrum n\u00e1pov\u011bdy","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.websupport.cz\/podpora\/kb\/sshfp-zaznamy\/","og_locale":"cs_CZ","og_type":"article","og_title":"SSHFP z\u00e1znamy - Websupport Centrum n\u00e1pov\u011bdy","og_description":"DNS SSHFP z\u00e1znam (Secure Shell fingerprint record) obsahuje otisky ve\u0159ejn\u00fdch kl\u00ed\u010d\u016f, pou\u017eit\u00fdch pro SSH p\u0159ipojen\u00ed. 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