Renan Antonio Rodrigues

This post will explain how an attacker could find out the DSRM account password or its hash and how he could take advantage of it. Also, it demonstrates how ...

If you are looking for a procedure to change the Active Directory site where your Exchange servers (CAS, DAG, HUBs) are located without affecting the users c...

If you are facing problems in your network with clients not been showing up at your WSUS server console, this post will show in a step by step way, how to tr...

If you want to know how to properly configure your Active Directory environment, including Domain Controllers and domain computers, to have a reliable time s...

If you are facing issues with your Exchange 2010 servers, where the Event log ID 2080 is showing an unexpected value for SACL Right, this post shows how to f...

If you are looking for a guide showing how to convert a secondary DNS zone into AD-Integrated zone, this post shows how to do that in an easy way. 1 - Export...

If you are facing issues with some Group Policies or scripts not available on DC(s) in the SYSVOL domain folder to a specific Domain Controller or if you ha...

If you are looking for to understand how a Windows client does consult and find the closest Domain Controller to authenticate to domain, and also would like ...

If you have found yourself trying to add or remove a feature on Windows Server 2012 R2 and an error, The operation cannot be completed, because the server t...

For those who are looking for knowing what protocol each test on DCDIAG command uses, this post shows all ports and protocols. This is useful when you need t...

This VBScript will automate the installation process for your helpdesk area by automatically adding network printers, mapping shared folders as a local drive...

If you are looking for the possibility to grant rights to a non-administrator user to manage a security Active Directory group membership, but don't want giv...

If you are looking for the date your domain controller was promoted in your domain, there is a easy way to find out that and it's showed at this post. When a...

If you want to find out when was the last time your Windows rebooted and started up, for what reason, this post shows how to find out it in an easy way using...

If you are looking for how to best assign the FSMO roles to your Domain Controllers, this post gathered some useful information related to that. Rule 1 The P...

If you want to update an Active Directory computer membership without rebooting the Server, this post shows how to do that in a very easy way. The Challenge ...

If you ran the Domain Controller test check using DCDIAG and faced an issue with the MachineAccount test, this post shows the root cause of the problem and h...

This post aims to guidance you on how to set up a Hyper-V Failover Cluster, step by step in a high available environment. Overview The configuration presente...

This post shows how to change the default computer's container in Active Directory to a customized OU. Why? A good reason for that is because GPO's can only ...

If you want to know how to add a second UPN suffix in your Active Directory environment and how to update all domain users to use it, this post shows how to ...