{"id":5781,"date":"2021-03-23T11:59:12","date_gmt":"2021-03-23T10:59:12","guid":{"rendered":"https:\/\/pomoc.dhosting.pl\/?post_type=manual_kb&#038;p=5781"},"modified":"2023-10-23T09:44:39","modified_gmt":"2023-10-23T07:44:39","slug":"rodzaje-filtrow-antyspamowych-dkim","status":"publish","type":"manual_kb","link":"https:\/\/dhosting.pl\/pomoc\/baza-wiedzy\/rodzaje-filtrow-antyspamowych-dkim\/","title":{"rendered":"Rodzaje filtr\u00f3w antyspamowych &#8211; DKIM"},"content":{"rendered":"<p><em><strong>\u201eDomainKeys dentified Mail\u201d<\/strong><\/em>\u00a0(<em><strong>\u201eDKIM\u201d<\/strong><\/em>) \u2013 metoda \u0142\u0105czenia domeny internetowej z wiadomo\u015bci\u0105 email, przez to pozwalaj\u0105ca organizacji bra\u0107 odpowiedzialno\u015b\u0107 za tre\u015b\u0107 emaila. Sygnatura <em><strong>\u201eDKIM\u201d<\/strong><\/em> zabezpiecza przed podszywaniem si\u0119 pod nadawc\u0119 (e-mail spoofing) z innych domen.<\/p>\n<p>Nadawca wiadomo\u015bci w nag\u0142\u00f3wku emalia umieszcza sygnatur\u0119 <em><strong>\u201eDKIM\u201d<\/strong><\/em>. Serwer adresata dostaje wiadomo\u015b\u0107, nast\u0119pnie pobiera z DNS rekord TXT, w tym rekordzie powinny by\u0107 dane pozwalaj\u0105ce na zweryfikowanie sygnatury. Je\u015bli wszystko jest poprawnie adresat dostaje wiadomo\u015b\u0107.<\/p>\n<div class=\"info-alert-format\">\n<p>Domy\u015blna metoda autoryzacji polega na u\u017cyciu kryptograficznej funkcji skr\u00f3tu <strong>SHA-256<\/strong> i <strong>RSA<\/strong> (algorytm z kluczem publicznym).<\/p>\n<\/div>\n<h2>Przyk\u0142adowe pole DKIM-Signature w nag\u0142\u00f3wku e-maila<\/h2>\n<pre class=\"line-numbers\"><code class=\"language-php\" data-line=\"\">DKIM-Signature: v=1; a=rsa-sha256; d=example.net; s=brisbane;\nc=relaxed\/simple; q=dns\/txt; l=1234; t=1117574938; x=1118006938;\nh=from:to:subject:date:keywords:keywords;\nbh=MTIzNDU2Nzg5MDEyMzQ1Njc4OTAxMjM0NTY3ODkwMTI=;\nb=dzdVyOfAKCdLXdJOc9G2q8LoXSlEniSbav+yuU4zGeeruD00lszZ\nVoG4ZHRNiYzR<\/code><\/pre>\n<div class=\"error-alert-format\">\n<p>Pami\u0119taj, aby dodaj\u0105c nowy rekord DKIM w strefie DNS w dPanelu w polu adresu poda\u0107 peln\u0105 warto\u015b\u0107 tj przyk\u0142adowo <strong>dhosting._domainkey<\/strong><span class=\"gray\">.twojadomena.pl<\/span><\/p>\n<\/div>\n","protected":false},"author":6,"featured_media":10957,"parent":0,"menu_order":0,"template":"","format":"standard","manualknowledgebasecat":[111,113],"manual_kb_tag":[1510,1511,1509,1121,655,3517,1508,3516],"class_list":["post-5781","manual_kb","type-manual_kb","status-publish","format-standard","has-post-thumbnail","hentry","manualknowledgebasecat-poczta","manualknowledgebasecat-filtry-antyspamowe","manual_kb_tag-dkim","manual_kb_tag-domain-key","manual_kb_tag-filtrowanie-antyspamowe","manual_kb_tag-filtry-antyspamowe","manual_kb_tag-hosting","manual_kb_tag-polski-hosting","manual_kb_tag-rodzaje-filtrow-antyspamowych","manual_kb_tag-web-hosting"],"_links":{"self":[{"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/manual_kb\/5781","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/manual_kb"}],"about":[{"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/types\/manual_kb"}],"author":[{"embeddable":true,"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/users\/6"}],"version-history":[{"count":0,"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/manual_kb\/5781\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/media\/10957"}],"wp:attachment":[{"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/media?parent=5781"}],"wp:term":[{"taxonomy":"manualknowledgebasecat","embeddable":true,"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/manualknowledgebasecat?post=5781"},{"taxonomy":"manual_kb_tag","embeddable":true,"href":"https:\/\/dhosting.pl\/pomoc\/wp-json\/wp\/v2\/manual_kb_tag?post=5781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}