{"id":230958,"date":"2026-02-10T02:33:05","date_gmt":"2026-02-10T08:33:05","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/02\/microsoft-exchange-online-flags-legitimate-emails-as-phishing"},"modified":"2026-02-10T02:33:05","modified_gmt":"2026-02-10T08:33:05","slug":"microsoft-exchange-online-flags-legitimate-emails-as-phishing","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/02\/microsoft-exchange-online-flags-legitimate-emails-as-phishing","title":{"rendered":"Microsoft: Exchange Online flags legitimate emails as phishing"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/microsoft-exchange-online-flags-legitimate-emails-as-phishing.jpg\"><\/a><\/p>\n<p>Microsoft is investigating an ongoing Exchange Online issue that mistakenly flags legitimate emails as phishing and quarantines them.<\/p>\n<p>The incident began on February 5 and continues to affect Exchange Online customers, preventing them from sending or receiving emails.<\/p>\n<p>\u201cSome users\u2019 legitimate email messages are being marked as phish and quarantined in Exchange Online,\u201d Microsoft said in a <a href=\"http:\/\/admin.microsoft.com\/#\/MessageCenter\/:\/messages\/EX1227432\" target=\"_blank\" rel=\"nofollow noopener\">service alert<\/a> when it acknowledged the bug on Thursday.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft is investigating an ongoing Exchange Online issue that mistakenly flags legitimate emails as phishing and quarantines them. The incident began on February 5 and continues to affect Exchange Online customers, preventing them from sending or receiving emails. \u201cSome users\u2019 legitimate email messages are being marked as phish and quarantined in Exchange Online,\u201d Microsoft said [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-230958","post","type-post","status-publish","format-standard","hentry","category-cybercrime-malcode"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/230958","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=230958"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/230958\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=230958"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=230958"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=230958"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}