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Posted by Oksana Zybinskaya on October 24, 2016
DoS attack on major DNS provider, Dyn, brings down Internet. Twitter, Reddit affected

dns ddos

The recent distributed denial of service attack against Dyn, the dynamic DNS service, affected the availability of a row of major websites and Internet services, including Twitter and Reddit. The attack began at 7:10am Eastern Time (12:10pm UK) and was mainly focused on Dyn’s US East Coast name servers.

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Posted by Florent Appointaire on July 14, 2016
Ubuntu: Join a server to an Active Directory domain

ubuntu

 

Today, we will see how to join an Ubuntu server (version 16.04) to an Active Directory domain. It could be useful in case of you want that your administrators use their domain account to connect to servers, etc.

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Posted by Charbel Nemnom on June 7, 2016
How to Build a Secure PowerShell DSC Pull Server?

Introduction

Windows PowerShell Desired State Configuration (DSC) is a technology introduced by Microsoft in Windows PowerShell v4.0.

At the time of writing, we are at PowerShell v5.0. If you are new to PowerShell DSC, I highly encourage you to start investing and learning this awesome technology today.

DSC is a big topic and can get complex, you should first start learning the basics before you move into advanced scenarios. A good source of reading is on MSDN Windows PowerShell Desired State Configuration Overview. This will give you a good start, but there is plenty of great information out there on this topic.

Desired State Configuration can be configured to deliver configurations in two different methods; push and pull.

PowerShell DSC PullServer

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