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IT Admins - Manage external meetings and chat with people and organizations using Microsoft identities - Microsoft Teams For IT admins - Learn how to configure chat and meetings with people outside your organization who use Microsoft Entra ID, Microsoft Teams Essentials, or Skype.

Lessons learned: Only allow approved external tenants to contact your tenant and lock down unused RMM tools. 3/3

References: learn.microsoft.com/en-us/micros... and learn.microsoft.com/en-us/manage...

IT Admins - Manage external meetings and chat with people and organizations using Microsoft identities - Microsoft Teams For IT admins - Learn how to configure chat and meetings with people outside your organization who use Microsoft Entra ID, Microsoft Teams Essentials, or Skype.

The TA were able to contact the user because they allowed all external tenants to contact them and allowed all traffic to Microsoft through their proxy for their M365. 2/3

IT Admins - Manage external meetings and chat with people and organizations using Microsoft identities - Microsoft Teams For IT admins - Learn how to configure chat and meetings with people outside your organization who use Microsoft Entra ID, Microsoft Teams Essentials, or Skype.

On a recent engagement, a user had been mailbombed with signup emails and then fallen for a phishing Teams call disguised as an IT support, where the TA had used Quickassist to remote control the computer, a built-in Microsoft RMM tool. 1/3

Royal Navy monitors Russian seabed spy ship Yantar loitering in Irish Sea | Navy Lookout

Der har også ligget et russisk kabel skib i noget tid i det irske hav www.navylookout.com/royal-navy-m... - kunne være et false flag for at få folk til at kigge dér imens man rodede med kabler i østersøen.

Munich, Eisbachwelle?