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Demo of spoofing attack shows that Android & IOS devices can be wiped due to Untrusted SSL certificates

Articles at Ars Technica and Tweakers.net (Dutch) reported that Peter Hannay, an Australian Security Expert, demoed at the Blackhat conference how Adroid and IOS devices could be wiped by spoofing the connections to the Exchange server using Untrusted SSL...

Disappearing (online) archives after moving your mailbox to Office 365…

Office 365 offers great ways to enhance the functionalities of your on-premises deployment. By running the Hybrid Configuration Wizard (which Steve Goodman explains in this article) you can configure both environments to act as one; allowing you to make use of...

The philosophy behind a migration from Lotus Notes (Domino) to Exchange…

Let me first start by stating that this article is in no way intended to convince you to move from Lotus Notes to Exchange. I’m well aware that the world is divided into two (equal?) camps: one for Lotus Notes and the other for Exchange. And it seems that they’re...

You get and Autodiscover Error : Unhandled Exception "User setting ‘PreferredSite’ is not available. " after installing Exchange 2010 SP2 Update-Rollup 3

After installing Exchange 2010 SP2 Update-Rollup 3, you might see the following error pop-up in the event logs: Unhandled Exception “User setting ‘PreferredSite’ is not available. ” Although at first not much information was available, Greg...

Enhancing (Hub) Transport Resiliency by enabling Shadow Redundancy Promotion

Hi! It’s been a while since I wrote my last article, but I’ve been quite busy with a few other things lately… In this article, I wanted to talk to you about a feature that has been available in Exchange Server 2010 since Service Pack 1, but is often “forgotten” about:...
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Microsoft MVP

About me

CEO @ The Collective, Microsoft MVP, MCSM, author, speaker, security aficionado, and overall tech enthusiast.

Hello! I’m Michael

Recent Posts

  • The Zero Trust Zone – Episode 6
  • Zero Trust Zone – Episode 5
  • Zero Trust Zone – Episode 4
  • Zero Trust Zone – Episode 3 is Live!
  • Zero Trust Zone – Episode 2 Now Live!
 

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