There are many ways in which you can improve the security of your Exchange Online environment. In this article, Sean McAvinue details the most important steps that admins can immediately implement to align Exchange Online tenants with a good security baseline and posture.
I wanted to build a lab out that met all my criteria, but I didn’t want to spend a lot of money.
Watch the video to find out what I did and how, and why you might want too as well. You can also read the full accompanying article about my endeavor here.
Subscribe to our YouTube channel for more video tutorials and interviews.
It’s important to know if a tenant has any very large distribution lists as these might be the source of reply-all mail storms. An old article explains how to report the membership counts for distribution lists on an on-premises Exchange server. Life is different in the cloud, and we need to take a different approach. This article explains how to use different calls in a PowerShell script to create a nice report about distribution list memberships.Read More
There are several areas where Microsoft could improve the way Teams handles out-of-office and away-from-work scenarios. Are the default “quiet hours” reasonable? Should there be a global setting for quiet hours or do-not-disturb? While there may be good reasons to leave some of these as a tenant-level settings, you don’t want to forget about the extra steps you must take to truly escape from Teams for a bit.Read More
Microsoft Teams uses an array of policies to control the features available to end users. Group policy assignments make it easier to assign packages of policies to groups of users. Microsoft provides a set of policy packages out of the box, and organizations can create custom packages. That is, if they have the Teams Advanced Communications license. Demanding a special license for functionality which helps tenants manage Teams better seems excessive, especially as you could relatively easily recreate policy assignments with PowerShell.Read More
A variety of methods exist to block access to a user’s Office 365 (Azure AD) account from a complete block to a conditional access policy. In this article, we examine the various methods and debate the worth of each approach. Conditional access policies are the cleanest and most effective long-term solution, but you need Azure AD premium licenses. If you don’t have those licenses, maybe one of the other approaches will work for you.Read More
On the show this week, we’re talking through the news from Build and going into detail on the most important announcements for IT pros. We’re also joined by Jason Warnke and Tony Leraris from Accenture, who give us a glimpse into the fun and games around running the world’s largest Microsoft Teams deployment.Read More
Many Exchange Online scripts use the old Get-Mailbox cmdlet to fetch mailbox data. It’s time to change these calls out and replace them with Get-ExoMailbox. The new cmdlet is faster than the old and more resilient in its ability to handle server glitches. There’s no reason to continue using the old Remote PowerShell cmdlets unless you like slowness and errors.Read More
Many aging corporate networks were initially built to secure internet browsing traffic; however, this can create a slow user experience for those legitimately consuming cloud services. This article identifies contributing factors to network latency issues and the steps you can take to improve Office 365 service performance.Read More
Tony Redmond sat down (virtually) with Rish Tandon, Corporate VP for Microsoft Teams Development, to discuss how Teams has evolved over the last few years. The conversation was wide-ranging and covered many topics, including the operationalization of Teams to create a service capable of running at massive scale, client performance, compliance, backups, people, the effect of Teams on other Microsoft 365 workloads, and more.Read More