Azure AD system-preferred authentication means that users must use their strongest authentication method when they sign-into Azure AD. The change emphasizes the desirability of strong authentication methods over weak. Now in preview, Microsoft plans to make the policy effective for everyone in July 2023.
My team has recently worked on some projects featuring multi-tenant and multi-Exchange environments. A common requirement for all projects is the ability to share free/busy information across all environments. In this article, I will dive into using free/busy sharing with Exchange/Microsoft 365 in the worldwide cloud. Sharing Free/Busy Information Let’s start with the obvious issues: […]
Microsoft 365 Wiper malware is a category of threat where attackers penetrate a tenant and remove data. In this article, we discuss if Microsoft 365 Wiper malware could remove all the files from SharePoint Online sites and what actions tenant administrators can take to defend against the apps that might wreak such havoc.
Microsoft 365 security is a big topic. Focus is important when it comes to getting things done. In this article, we suggest five areas that administrators could work on during 2023 to improve the security posture of their tenant. You might already have established full control over some of these areas. Even if you have, it's still good to consider if you can improve security.
Today, conditional access policies can restrict access to Microsoft 365 workloads but not to specific objects within a workload, such as individual mailboxes or SharePoint sites. In this article, James Yip explores using Authentication Context with conditional access polices to secure access to sensitive SharePoint content.
It's easy to apply sensitivity labels to new teams, but what happens if you need to apply labels to a batch of existing teams? This article explains the basic steps necessary to find teams without labels, figure out the labels to apply, and apply the selected labels.
Exchange 2013 support ends on April 11, 2023. After that, Microsoft will not make fixes for security or functionality problems available to customers. It's time to make the decision to upgrade to Exchange 2019 or move to Exchange Online. Most organizations will find that Exchange Online is the right choice. Exchange 2019 is appropriate for organizations that have the right skills, experience, and investment to run a secure Exchange service.
This is the second article in a series of articles on Source Control for Microsoft 365 Tenant Admins. In this article, Andy Schneider explains how to use Git's capabilities and processes to easily collaborate and co-develop code.