Why I’m Hanging Out With the Semperis Crew

Let’s start with a little history lesson… Back in 2014, there were a series of articles calling for the dismantling and death of Active Directory (AD) for various reasons. Fast forward to ...

The Dos and Don’ts of AD Recovery

Last month I was able to catch up with my long-time friend Guido Grillenmeier, who is currently Chief Technologist at DXC Technology. In 2007-2008, Guido and I worked together, developing and delivering ...

The Dos and Don’ts of AD Recovery

Last month I was able to catch up with my long-time friend Guido Grillenmeier, who is currently Chief Technologist at DXC Technology. In 2007-2008, Guido and I worked together, developing and delivering ...

How To Prepare For Cyberwar: It Starts With Identity

Cyberattacks are rapidly evolving in sophistication and scale. The line between the digital and the physical realm has become more blurred. Foreign cyberattackers have used destructive malware to erase data from hard ...

How To Prepare For Cyberwar: It Starts With Identity

Cyberattacks are rapidly evolving in sophistication and scale. The line between the digital and the physical realm has become more blurred. Foreign cyberattackers have used destructive malware to erase data from hard ...

Hypervisor DC Snapshots Are No Substitute for Proper Active Directory Backups

Most organizations have virtualized some or all their AD domain controllers. Virtualized DCs have their advantages, but they also introduce risks that didn’t exist with physical servers. One of these risks is ...

Hypervisor DC Snapshots Are No Substitute for Proper Active Directory Backups

Most organizations have virtualized some or all their AD domain controllers. Virtualized DCs have their advantages, but they also introduce risks that didn’t exist with physical servers. One of these risks is ...
Figure 1: Warning from ADPREP /FORESTPREP that the schema upgrade is irreversible

Upgrading to WS2016/2019? Consider a Safety Net for AD

A colleague here at Semperis recently looped me into a conversation with the manager of a large Active Directory environment running on Windows Server 2008 R2. With end of support for Windows ...
Semperis DEMO: Recovering Active Directory cleanly: without re-introducing malware

Cyber Scenarios Expose Shortcomings of BMR

Ransomware and wiper attacks are causing organizations to re-evaluate their backup and recovery capabilities. An obvious concern is whether backups are safe – for example, are they offline where they can’t be ...

NSA sounds the alarm on BlueKeep: Windows vulnerability opens the door for the next WannaCry

It’s been just over two years since WannaCry, the ransomware that exploited the EternalBlue vulnerability to infect hundreds of thousands of computers around the world and inflict an estimated $8B in damages ...