Microsoft's answer to spam was a form. The spammers filled it in. My dentist got blocked, I missed two appointments. Everything worked as intended.

https://www.theregister.com/applications/2026/11/09/outlookcom-bounces-legit-emails-as-microsofts-authentication-crackdown-goes-sideways/5308428

Outlook.com bounces legit emails as Microsoft's authentication crackdown goes sideways
https://www.theregister.com/applications/2026/11/09/outlookcom-bounces-legit-emails-as-microsofts-authentication-crackdown-goes-sideways/5308428

Just another good reason to ditch Mircoslop...

［情報］Outlook.com で正規メールが不達に。SPF・DMARC の確認を
Outlook.com（Hotmail・Live 含む）宛のメールが SPF・DMARC 絡みの理由で弾かれる報告。550 5.7.515 の意味と、SPF・DKIM・DMARC の確かめ方、中小サイトの対応をまとめる。
https://chuiho.net/posts/outlook-com-dmarc-reject-legit-mail/ #Outlookcom #DMARC

Microsoft:You want to see your mail from outlookcom?Forget about it, you have to go to loginlivecom select mail from the list of apps.
You'll never be able to check your mails on outlookcom,you'll end up in an endless loop.Unless you go to create account, then you'll see sign in if you were register

検索出来ないのはこまるね…

Microsoft、Outlook.comの電子メール検索のバグを調査
https://www.bleepingcomputer.com/news/microsoft/microsoft-investigates-outlookcom-bug-breaking-email-search/

#warning to anybody stupid enough to still use #outlookcom for (backup) email. It's now impossible to login without the #microsoft app or a physical security key. Which is great and all from a security perspective but really sucks if you lost your phone or your keys.

Might want to make other […]

Microsoft resolved a global Outlook.com outage causing sign-in failures and forced some iPhone users to reauthenticate in the default Mail app. The issue was linked to a recent change with no detailed cause given. #OutlookIssues #iPhoneMail #USA

Microsoft fixed a Classic Outlook bug causing email send failures and NDRs with error 0x80070005-0x0004dc-0x000524 on Outlook.com as of April 3, 2026. Users encouraged to use New Outlook or web version. #EmailFix #MicrosoftUpdate #USA

Was hat denn #Microsoft hier wieder verzapft? Das kostenfreie #OutlookCom lehnt von dem einen oder anderen Email-Antworten (!) ab. Das heißt, man hat jemandem eine Mail geschickt, der antwortet und bekommt eine Unzustellbarkeitsnachricht. Sind die doof bei Microsoft? (Rhetorische Frage.)

On iOS 18.1 beta 1 the “new” Calendar app still does not play well with Microsoft e-mail server (OutlookCom). A bug being dragged for years, quite literally… I don’t care whose fault is it: both of the mentioned companies are clowns.

Microsoft says Outlook.com outage is causing sign‑in failures https://www.bleepingcomputer.com/news/microsoft/microsoft-says-outlookcom-outage-is-causing-sign-in-failures/

Microsoft is testing http://outlook.com/ changes, including revised icons and 'Outlook Mail' branding: http://www.neowin.net/news/microsoft-is-testing-outlookcom-changes-including-revised-icons-and-outlook-mail-branding

Emails To Outlook.com Rejected By Faulty Or Overzealous Blocking Rules
https://tech.slashdot.org/story/26/03/04/1844224/emails-to-outlookcom-rejected-by-faulty-or-overzealous-blocking-rules

Outlook.com users are once again locked out by 'authentication glitches,' causing widespread productivity loss. This isn't just an inconvenience; it's a stark reminder of the risks of relying too heavily on a single cloud provider.

https://www.tpp.blog/fbdicds

#cybersecurity #microsoft #outlookcom

Reason #1,284 not to use <a href="http://Outlook.com:" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link" target="_blank" rel="noopener" data-link="bsky">http://Outlook.com: they just deleted my account without any warning <a href="http://www.winbeta.org/news/your-outlookcom-email-account-name-will-be-recycled-if-inactive-360-days" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link" target="_blank" rel="noopener" data-link="bsky">http://www.winbeta.org/news/your-outlookcom-email-account-name-will-be-recycled-if-inactive-360-days