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Stop GIFShell Attack by Modifying Teams External Access

The GIFShell attack describes how attackers can penetrate Teams to run commands using special GIFs, including the ability to exfiltrate data. One practical and quick way to stop similar attacks is to limit the set of Teams organizations your tenant will communicate with by establishing an allow list for external access.

September 9, 2022

Hybrid Work Guides: Great or late? Teams Rooms Licensing Delights or Disappoints: Practical Podcast S3 Ep.10

This week on the Practical 365 podcast, Paul and I are talking about Microsoft Teams and the Hybrid Workplace. Microsoft have released "Hybrid Work Guides for your Business". And, whilst producing brochures for your executives to read about how to improve Hybrid work - Teams Rooms gets some licensing changes - which you'll either love or.. not love so much. Plus, ever wanted a universal translator? Teams delivers...

September 8, 2022

You’ve Migrated…​ But What Did You Leave Behind?

Preparation, Preparation, and More Preparation Migrations in Microsoft 365 are a complex beast. It seems every time you feel like you have captured everything, more apps or functionalities appear. Every shiny new tool Microsoft releases is another consideration for migration teams and IT departments. Planning for migrations – tenant-to-tenant or otherwise – is a mammoth […]

September 6, 2022

One Last Chance to Pause the Great Exchange Online Basic Authentication Shutoff

The great remove basic authentication from Exchange Online project is rapidly approaching the October 1 date when Microsoft will start removing support for basic authentication for seven email connectivity protocols. We've known about this date for well over a year, but some organizations need a little extra time to be ready. Microsoft is offering a one-time three-month extension to January 1, 2023. After that, they're going to proceed with the final termination.

September 1, 2022

Migrating On-Prem Active Directory Computer Accounts to Azure AD

In the very early Windows NT Days, we had computer accounts connected to domain controllers. This provided the early building blocks of securing data and computers in company networks.  Since then, our entire digital landscape has transformed.  With modern networking and cloud adoption across so much of our world, it makes sense for our computer accounts to make the move from on-prem Active Directory (AD) to Azure Active Directory (AAD).

September 1, 2022

Alas Kaizala, All is Lost

On August 26, Microsoft announced that they will retire Kaizala in August 2023. The Kaizala retirement is not big news because it's been coming for a while. If you want to get ahead of the game, you can remove the Kaizala service plans from the Office 365 licenses assigned to user accounts. We explain how to do the job in an example PowerShell script.

August 30, 2022

Security Updates for Exchange, Where’s Mesh for Teams & Did you miss something when you migrated? Practical Podcast S3 Ep.9

In this week's show, Paul and Steve discuss the new Apple Silicon version of Teams: It was here, now it isn't - why? Exchange Server receives security updates; with Facebook getting a bashing for their Metaverse contributions, will Mesh for Microsoft Teams ever see the light of day; and Exchange Online changes that might affect software you use. Plus - Sean McAvinue and Jason Jacobo join us to help answer the question - what did you leave behind in your migration?

August 26, 2022