Note that there have been changes to Safe Links policy for Microsoft Defender for Office 365 (MDO).
Previously you could add URLs to the Safe Links pol… Read the rest “Migrate Safe Links Block Settings to TABL”
In the field, I’m seeing multiple customers that are struggling to implement the DownloadDomain feature. It does require a little prep work and it is … Read the rest “Implementing Exchange DownloadDomain Security”
When designing an upgrade strategy from an older version of Exchange to a newer one, a question that needs to be addressed is do we need to introduce … Read the rest “Exchange 2019 Point of No Return”
When delivering Office 365 Security Optimisation Assessments (SOA) to customers, one of the control items is the version of Azure AD Connect deployed a… Read the rest “Upgrade to Azure AD Connect 2.0”
Admins have become very aware of the need to adjust the Schannel protocol settings for TLS to enable TLS 1.2 and to disable older versions. However, … Read the rest “Remediate SWEET32 — Disable TLS_RSA_WITH_3DES_EDE_CBC_SHA For Windows Server 2012 R2”
This is a snapshot of portal.azure.com using SSLLabs.com to scan the TLS configuration. The image below is a point in time snapshot of the configurat… Read the rest “SSL Labs Scan Portal.Azure.com–June 2022”
This post is a scan of Outlook.office365.com taken with the SSLLabs.com scan tool which analyses the TLS configuration of the server.
This was a question from a recent customer engagement: Why is the Microsoft Defender portal asking me to turn on the Unified Audit Log when I already… Read the rest “Defender Portal Enable Audit – Is That The Unified Audit Log?”
One of my customers wanted to verify their Domain Based Message Reporting Conformance (DMARC) record, and followed the post How To Use Nslookup To Che… Read the rest “How To Use Nslookup To Check DMARC Record”
Exchange 2019 CU12 has been released to the Microsoft Volume Licensing Center and the public Microsoft Download site! Exchange 2019 has a different s… Read the rest “Exchange 2019 CU12 Released”