So, we have set up previously OMS to act as our Log Correlation Engine. We receive alerts depending on events and all works well. The only downside is that the retention period for logs is restricted, 31 days for a paid OMS plan. What if we have been compromised for a while and for whatever […]
The first thing we will tackle are the issues raised by the Microsoft Best Practice Analyser. A lot of these issues are more generic to Windows devices so what we will do is create a new “Default Domain Policy” which will apply throughout. Start by opening the Group Policy Management Console, on the left navigate […]
Before we get too far in to configuring Active Directory, we should sort out the backups so that we can restore the environment in the event of corruption, compromise or even our own mis-configuration. You have a choice of backup software so I will not go through how to configure this. It’s important that you […]
So far, we have the domain & forest set up. I’ve already configured an OMS workspace, and added the VMs to it. We’ve cranked up the auditing via GPO after setting all the time correctly, now lets get some alerts going on to let us know something nasty might be going on. To access (and […]
When we set up our domain controllers, we installed the DNS role. DNS is key to how Active Directory works. It is possible to move DNS on to dedicated servers, however it’s common place to leave DNS on the Domain Controllers. Client machines will all have to use DNS servers that relate to the domain […]
First of all, I would like to point you at my GitHub repository. The GPOs I create as part of this blog will be backed up and uploaded to the following repository: https://github.com/1800Zeta/ActiveDirectory Feel free to download from here and then import the settings. OK, so I’ve got the two DC’s provisioned and a management […]
In Active Directory, time is extremely important. Active Directory is a multi-master system with each writable domain controller able to make changes to the directory. There are however 5 Operations Master roles that are responsible for performing tasks that are not suitable for multiple masters. In this post we are going to focus on the PDC […]
