Exchange Server Archives

Exchange Server Updates, AI Hype, and Practical Cybersecurity with Paula Januszkiewicz: The Practical 365 Podcast S4 E36

Post author:By Steve Goodman

In this episode, Paul and I discuss the latest Exchange Server updates, question the hype around AI agents, and welcome cybersecurity expert Paula Januszkiewicz who shares eye-opening stories about security breaches, social engineering tactics, and practical advice for organizations of all sizes. Paula reveals how AI is transforming both sides of the cybersecurity battlefield and why even the most basic security measures can make a significant difference.

Podcasts

March 5, 2025

PowerShell Serialization Payload Signing in Exchange Server

Post author:By Jaap Wesselius

In this article, Jaap Wesselius discusses PowerShell serialization, what PowerShell serialization payload signing is, why this is important, and how to manage it.

Blog

April 16, 2024

3 Comments

How Exchange Uses SSL Certificates

Post author:By Jaap Wesselius

In this article, Jaap Wesselius reviews the different types of Exchange Server certificates, their uses, and how to manage them.

Blog

February 6, 2024

Cyber Roundtable with Microsoft’s Alex Weinert on Storm-0558 & Identity Protection. Plus the New Teams & Exchange Security: The Practical 365 Podcast S4 E6

Post author:By Steve Goodman

On the show this week, Steve, Paul and Rich are joined by Microsoft's VP Director of Identity Security, Alex Weinert, to discuss almost all things related to securing identities. We hear about what happened behind the scenes during Storm-0558, and we discuss essential steps to protect Microsoft 365. And we discuss the latest news in the world of Microsoft 365 - in particular we discuss the new Teams 2.1 client that recently became GA, and for those still running on-premises or Hybrid Exchange Servers, it is time to get patching.

Podcasts

October 20, 2023

Heard at TEC: Has the Microsoft Cloud Killed On-Premises Servers

Post author:By Becky Cross

Has the Microsoft Cloud Killed On-Premises Servers? Well... Thats up for debate! And that is exactly what Tony Redmond and Greg Taylor did at TEC 2023. This blog goes over main points from their debate, while providing some insights to help you decide if you should be moving to the cloud.

Exchange Online

October 2, 2023

7 Comments

What to Do About Exchange On-Premises After Microsoft Starts to Block Messages

Post author:By Becky Cross

In this blog, Becky Cross reviews some key Takeaways and next steps from the recent TEC Talk: What to Do About Exchange On-Premises After Microsoft Starts to Block Messages.

Exchange Server

August 8, 2023

8 Comments

Exchange Server 2019 Gains Support for Modern Authentication

Post author:By Tony Redmond

After seemingly ignoring the situation for years, Microsoft delivered modern authentication for Exchange Server (for pure on-premises organizations) in Exchange 2019 CU13. The solution uses ADFS to issue and manage the OAuth 2.0 tokens and is supported by the latest version of Outlook for Windows. Support for other clients is in the works.

Exchange Server

May 4, 2023

2 Comments

Using PowerShell to Get Exchange Mailbox Database Size and Available New Mailbox Space

Post author:By Jaap Wesselius

Unfortunately, Exchange mailbox databases don’t shrink, and the last thing you want is your server running out of disk space. In this blog, we explore how to monitor your Exchange mailbox database size and available new mailbox space through PowerShell.

Blog

April 17, 2023

2 Comments

Free/Busy Sharing with Multiple Exchange Servers and Microsoft 365 Tenants

Post author:By James Yip

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: […]

Exchange Online

March 6, 2023

What We Can Learn from the Rackspace Breach

Post author:By Paul Robichaux

In early December 2022, Rackspace had a major breach in their exchange environment that led to customers' mail data being stolen. This article explains what happened and what can be learned from this incident.

Exchange Server

January 19, 2023

A trio of Security Bugs in Exchange and New Azure AD sync features: Practical 365 Podcast S3 E19

Post author:By Steve Goodman

In this week's Practical 365 Podcast, Steve and Paul Discuss new security updates for Exchange Server, what you should do if you are still on Exchange Server 2013, Azure AD Cross Tenant Sync arrives in the roadmap for imminent release, and much more!

Podcasts

January 18, 2023

2 Comments

Practical Protection: Security Principles for your Exchange Environment

Post author:By Paul Robichaux

Welcome to the first installment of Practical Protection with Paul Robichaux. Paul illustrates four general security principles and talks about how you can practically apply them to your Exchange environment.

Exchange Server

October 18, 2022

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