Muhammad Ahsan·Nov 2Part 7: Message Delivery Troubleshooting & ForensicsA message marked Delivered is not necessarily visible in the recipient’s Inbox. A message missing from one transport server’s logs is not…
Muhammad Ahsan·Oct 26Part 6: Certificate-Based Auth Automation for Exchange OnlineUnattended Exchange administration should not depend on a person’s password, an interactive sign-in prompt or a permanently signed-in…
Muhammad Ahsan·Oct 20Hybrid Modern Authentication for Exchange: Planning, Enabling and Verifying HMAIn many hybrid estates, cloud mailboxes sign in with Microsoft Entra ID, Conditional Access and MFA, while mailboxes still on Exchange…
Muhammad Ahsan·Oct 18Exchange Hybrid Migration Pain Points: The PowerShell Checks That MatterA successful Hybrid Configuration Wizard run is a starting point, not proof that every mailbox is ready to move. A migration can still fail…
Muhammad Ahsan·Oct 15Exchange Mail Flow Security: DANE, DNSSEC, and MTA-STS ExplainedMost administrators assume that because their mail server ‘supports TLS’, their email is encrypted in transit. In reality, classic SMTP…
Muhammad Ahsan·Oct 15Modern vs. Classic Exchange Hybrid: An Architect’s Decision GuideWhen you run the Hybrid Configuration Wizard (HCW), one early choice shapes the entire coexistence project: Classic Full Hybrid or Modern…
Ali Yıldızoğlu·Sep 4Çalışan Sistem Yetmez: Sürdürülebilirlik, Merkezi Yönetim ve Exchange OnlineMerhabalar,
Suped·Sep 2Microsoft 365 outage recovery: What Exchange Online admins should verifyMail flow and search were restored, but operators should still confirm tenant recovery, queue drainage, and sender health before changing…A response icon1A response icon1
Yasser Hussien·Aug 6Automating User Creation with Power Automate though Sharepoint List!I’d like to share a useful flow I recently built using Power Automate that helps simplify daily IT tasks.
Renato Rossi Ferreira·Jul 20Everything Looked Fine… Until Exchange Online Archive Stopped WorkingSometimes the migration is successful, but the real challenge begins afterward. Here’s the troubleshooting journey that uncovered the root…
