{"id":64,"date":"2019-04-11T16:35:22","date_gmt":"2019-04-11T16:35:22","guid":{"rendered":"http:\/\/haffi.is\/wp\/?p=64"},"modified":"2019-04-12T08:30:08","modified_gmt":"2019-04-12T08:30:08","slug":"sfp-vesen","status":"publish","type":"post","link":"https:\/\/haffi.is\/wp\/?p=64","title":{"rendered":"SPF vesen…"},"content":{"rendered":"

\u00cd nokkurn t\u00edma hef \u00e9g tali\u00f0 a\u00f0 (SPF) skr\u00e1ning s\u00e9 \u00f3missandi hluti af eignarhaldi l\u00e9ns. Svo kemur \u00fea\u00f0 \u00ed lj\u00f3s a\u00f0 enn er nokku\u00f0 um a\u00f0 \u00feetta s\u00e9 bara alls ekki nota\u00f0!! <\/span><\/p>\n

SPF skr\u00e1ning er nota\u00f0ar til a\u00f0 koma \u00ed veg fyrir a\u00f0 spammers falsi p\u00f3st \u00e1 vegum l\u00e9nsins \u00fe\u00edns. Vi\u00f0takandi p\u00f3st\u00fej\u00f3nar geta nota\u00f0 SPF skr\u00e1 sem \u00fe\u00fa birtir \u00ed DNS til a\u00f0 \u00e1kvar\u00f0a hvort t\u00f6lvup\u00f3stur sem \u00feeir hafa fengi\u00f0 hafi komi\u00f0 fr\u00e1 vi\u00f0urkenndum p\u00f3st\u00fej\u00f3ni e\u00f0a ekki. \u00deeir geta s\u00ed\u00f0an teki\u00f0 \u00e1kv\u00f6r\u00f0un um hvernig \u00e1 a\u00f0 me\u00f0h\u00f6ndla \u00feessi t\u00f6lvup\u00f3st. Sj\u00e1 meira um spf h\u00e9r SPF<\/a>\u00a0og h\u00e9rna er s\u00ed\u00f0a sem hj\u00e1lpar a\u00f0 sm\u00ed\u00f0a SPF wizz<\/a><\/span><\/p>\n

Fr\u00e1 \u00e1rinu 2015 sirka hefur SPF fari\u00f0 fr\u00e1 \u00fev\u00ed a\u00f0 vera “best practise” \u00ed a\u00f0 vera “must have” . Jafnvel \u00fe\u00f3tt \u00feau s\u00e9u ekki fullkomin, \u00fe\u00e1 eru \u00fe\u00e6r mj\u00f6g \u00e1rangursr\u00edkar og eru hluti af \u00fev\u00ed a\u00f0 vera g\u00f3\u00f0ur “p\u00f3stborgari” \u00e1 internetinu. En sumir p\u00f3st kerfisstj\u00f3rar sj\u00e1 \u00fea\u00f0 ekki \u00feannig og skr\u00e1 ekki spf \u00fe\u00f3 svo a\u00f0 \u00e1n \u00feess<\/span><\/p>\n

    \n
  1. Geta spammers spoofa l\u00e9ni\u00f0 \u00feitt til a\u00f0 spama \u00f6nnur net, sem ska\u00f0a or\u00f0spor l\u00e9nsins \u00fe\u00edns….<\/li>\n
  2. Hakker getur “spoofa\u00f0” l\u00e9ni\u00f0 \u00feitt , sem g\u00e6tu leitt til ransomware, malware og fj\u00e1rhagslegt tap e\u00f0a svik sem vi\u00f0 h\u00f6fum s\u00e9\u00f0 n\u00fa \u00feegar \u00e1 klakanum, \u00fear sem p\u00f3star koma fr\u00e1 forstj\u00f3ra og bi\u00f0ja fj\u00e1rm\u00e1lastj\u00f3ra a\u00f0 millif\u00e6ra peninga \u00e1 reikninga…..
    \n<\/span><\/li>\n
  3. A\u00f0rir t\u00f6lvup\u00f3st\u00fej\u00f3nar \u00e1 internetinu geta hafna\u00f0 t\u00f6lvup\u00f3stinum \u00fe\u00ednum vegna \u00feess a\u00f0 \u00feeir geta ekki \u00e1kvar\u00f0a\u00f0 l\u00f6gm\u00e6ti hans……<\/span><\/li>\n<\/ol>\n


    \n\u00de\u00f3 \u00fea\u00f0 s\u00e9 bara ein \u00e1st\u00e6\u00f0a h\u00e9r a\u00f0 ofan \u00e6tti \u00fea\u00f0 a\u00f0 vera n\u00f3g til a\u00f0 hvetja \u00feig til a\u00f0ger\u00f0a og innlei\u00f0a SPF skr\u00e1, og allir \u00fer\u00e1r \u00e1st\u00e6\u00f0urnar saman eru alveg \u00f3gnvekjandi. <\/span><\/p>\n


    \n\u00dea\u00f0 er 2019. Ef \u00fe\u00fa ert ekki a\u00f0 nota SPF skr\u00e1rningar n\u00fana, ertu a\u00f0 gera \u00feitt starf sem mail admin ?<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

    \u00cd nokkurn t\u00edma hef \u00e9g tali\u00f0 a\u00f0 (SPF) skr\u00e1ning s\u00e9 \u00f3missandi hluti af eignarhaldi l\u00e9ns. Svo kemur \u00fea\u00f0 \u00ed lj\u00f3s a\u00f0 enn er nokku\u00f0 um a\u00f0 \u00feetta s\u00e9 bara alls ekki nota\u00f0!! SPF skr\u00e1ning er nota\u00f0ar til a\u00f0 koma \u00ed veg fyrir a\u00f0 spammers falsi p\u00f3st \u00e1 vegum l\u00e9nsins \u00fe\u00edns. Vi\u00f0takandi p\u00f3st\u00fej\u00f3nar geta nota\u00f0 SPF … Continue reading SPF vesen…<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-64","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=64"}],"version-history":[{"count":10,"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64\/revisions"}],"predecessor-version":[{"id":75,"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=\/wp\/v2\/posts\/64\/revisions\/75"}],"wp:attachment":[{"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=64"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=64"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/haffi.is\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=64"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}