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Dynamic VLAN via Microsoft 2012 R2 NPS Server
https://community.ui.com/questions/Dynamic-VLAN-via-Microsoft-2012-R2-NPS-Server/a869664e-dca4-42d7-a901-525b56df9330 We currently are using UniFi AP's with controller 5.3.8.2. Is it possible to have Microsoft 2012 R2 NPS Server assign Dynmica LAN's to cl...
Authenticating from Active Directory using RADIUS/NPS
https://docs.netgate.com/pfsense/en/latest/recipes/radius-windows.html Windows Servers can be configured as a RADIUS server using the Microsoft Network Policy Server (NPS). This allows a Windows Server to handle authentication for OpenVPN, Captive Portal, the...
pfSense admin logins via RADIUS using Active Directory Accounts
https://community.spiceworks.com/how_to/128944-pfsense-admin-logins-via-radius-using-active-directory-accounts This guide will allow you to setup RADIUS authentication to log into your pfSense firewall. It assumes you have already installed the Network Polic...
Configuring 802.1x Network Device Authentication
https://teradici.com/web-help/pcoip_zero_client/tera2/20.10/config_8021x_network_device_authentication/ Configuring 802.1x Network Device Authentication¶ Setting Default AWI OSD Management Console Enable 802.1x security ...
How to Remove (Demote) a Domain Controller in Active Directory
Removing an Active Directory Domain Controller and ADDS Role (Step-by-Step) If you are going to decommission one of your AD domain controllers (common DC or read-only domain controller – RODC), you have to take some preparatory steps before demoting your doma...
CONFIGURE NTP TIME SYNC USING GROUP POLICY
https://theitbros.com/configure-ntp-time-sync-group-policy/#:~:text=Configure%20Client%20Time%20Sync%20Settings%20Using%20GPO&text=To%20do%20this%2C%20create%20a,policy%20Configure%20Windows%20NTP%20Client. DO NOT DO THIS ON A VIRTUALIZED DOMAIN CONTROLLER, U...
USER PROFILES AND USER FOLDERS REDIRECTION USING GPO
http://dalaris.com/user-profiles-and-user-folders-redirection-using-gpo/ Assume that you have a Microsoft Windows Server 2012 R2 installed and ADDS is configured, up and running. The following guide will show you how to configure a few policies using Group Po...
How to Export Active Directory Users to CSV and Build Reports
https://adamtheautomator.com/export-active-directory-users-to-csv/ For many Active Directory (AD) admins, retrieving users from AD was an entry point to PowerShell. PowerShell is a powerful tool for interrogating systems, and Active Directory is no exception....
Rejoining an "untrusted" workstation and primary domain
Test-ComputerSecureChannel -Repair is all you need to do on the client Reset-ComputerMachinePassword -Server DomainController -Credential DomainAdmin
Securing Active Directory: Who can add computers to the domain? Only the domain admin?
https://sid-500.com/2017/09/09/securing-active-directory-who-can-add-computers-to-the-domain-only-the-domain-admin-are-you-sure/ “Only Domain administrators can add computers to the domain.” I can’t count how often I have heared these words. But when installi...
Repairing Broken Trust Relationship Between Workstation and AD Domain
https://woshub.com/repair-trust-relationship-workstation-with-ad-domain/ In this article we’ll show how to fix a broken trust relationship between a workstation and an Active Directory domain when a user cannot logon to their domain computer. Let’s consider t...
Active Directory Auditing Tool
https://www.manageengine.com/products/active-directory-audit/account-management-events/event-id-4729.html Event ID 4729 - A member was removed from a security-enabled global group Event ID 4729 Category Account management Sub category Se...
How to Audit User Account Changes in Active Directory
https://www.lepide.com/how-to/audit-user-account-changes-in-active-directory.html#:~:text=To%20track%20user%20account%20changes%20in%20Active%20Directory%2C%20open%20%E2%80%9CWindows,to%20find%20the%20relevant%20events. Auditing user account changes in Active...
5 Linux commands to check free disk space
Linux df command The df command stands for "disk-free," and shows available and used disk space on the Linux system. df -h shows disk space in human-readable format df -a shows the file system's complete disk usage even if the Available field is 0 ...
Disable "These files might be harmful to your computer" warning?
https://superuser.com/questions/149056/disable-these-files-might-be-harmful-to-your-computer-warning I found a fix by changing "internet options" -- so I guess Windows is detecting the "internet" as my own network.. sigh. Click Start / Control Panel / Inte...
How to store BitLocker keys in Active Directory
https://coady.tech/store-bitlocker-keys-in-ad/ BitLocker is a fantastic way to protect the data stored on computers and thwart some offline tampering attacks. However, if you’re using BitLocker within a business environment, keeping track of the recovery ...
Using NTDSUTIL Metada Cleanup to Remove a Failed/Offline Domain Controller Object.
https://chinnychukwudozie.com/2014/01/27/using-ntdsutil-metada-cleanup-to-remove-a-failedoffline-domain-controller-object/ In this post, I would like to talk about using the ntdsutil utility for metadata cleanup. A domain controller failure ‘DC00’ recently oc...
Step-By-Step: Manually Removing A Domain Controller Server
https://techcommunity.microsoft.com/t5/itops-talk-blog/step-by-step-manually-removing-a-domain-controller-server/ba-p/280564 Use of DCPROMO is still the proper way to remove a DC server in an Active Directory infrastructure. Certain situations, such as server...
How to create and manage the Central Store for Group Policy Administrative Templates in Windows
https://learn.microsoft.com/en-us/troubleshoot/windows-client/group-policy/create-and-manage-central-store Overview Administrative Templates files are divided into .admx files and language-specific .adml files for use by Group Policy administrators. The chan...
How to install and configure Microsoft LAPS
https://4sysops.com/archives/how-to-install-and-configure-microsoft-laps/ Download LAPS LAPS comprises three components. The interface—A PowerShell module and a fat client GUI An AD schema extension and a group policy extension The client-side component...