How to Configure NTLM Authentication on Windows Server 2012 R2 NT LAN Manager (NTLM) is a challenge-response authentication protocol that predates Kerberos in Windows environments. While Kerberos is the preferred protocol for domain authentication, NTLM remains in use for several scenarios: authentication to servers by IP address rather than FQDN, workgroup authentication, legacy applications, and […]
How to Configure Kerberos Authentication on Windows Server 2012 R2 Kerberos is the default authentication protocol for Windows domain environments and has been so since Windows 2000. It provides mutual authentication, meaning both the client and the server verify each other’s identity, and it uses tickets that are time-limited, eliminating the need to repeatedly present […]
How to Configure Group Managed Service Accounts (gMSA) on Windows Server 2012 R2 Group Managed Service Accounts (gMSAs) extend the concept of Managed Service Accounts to support multiple hosts simultaneously. Where standard MSAs are limited to a single computer, gMSAs can be used across an entire server farm, NLB cluster, or any group of servers. […]
How to Configure Managed Service Accounts on Windows Server 2012 R2 Managed Service Accounts (MSAs) were introduced in Windows Server 2008 R2 to address the operational challenges of managing traditional service account passwords. An MSA is a special type of domain account whose password is automatically managed by Active Directory — the password is a […]
How to Manage Service Accounts in Active Directory on Windows Server 2012 R2 Service accounts are domain accounts used by applications, services, and automated tasks to authenticate to Windows resources. Poorly managed service accounts are one of the most common attack vectors in enterprise environments — they often have excessive privileges, passwords that never expire, […]
How to Configure Active Directory Auditing on Windows Server 2012 R2 Active Directory auditing provides visibility into who is making changes to directory objects, when those changes occur, and what the values were before and after the change. Comprehensive AD auditing is essential for security compliance, forensic investigation, and change management. Windows Server 2012 R2 […]
How to Configure Dynamic Access Control on Windows Server 2012 R2 Dynamic Access Control (DAC) is a claims-based access control framework introduced in Windows Server 2012 that extends the traditional permissions model with user and device claims, central access policies, and expression-based access rules. Rather than relying solely on group membership to determine access, DAC […]
How to Enable the Active Directory Recycle Bin on Windows Server 2012 R2 The Active Directory Recycle Bin is a feature that allows administrators to restore accidentally deleted AD objects — including users, groups, computers, and OUs — without requiring a authoritative restore from backup or restarting in DSRM mode. Introduced in Windows Server 2008 […]
How to Configure Fine-Grained Password Policies on Windows Server 2012 R2 Prior to Windows Server 2008, Active Directory supported only a single password policy and account lockout policy per domain — defined in the Default Domain Policy GPO. This meant all users in the domain were subject to the same password rules regardless of their […]
How to Configure a Read-Only Domain Controller (RODC) on Windows Server 2012 R2 A Read-Only Domain Controller (RODC) is a domain controller variant introduced in Windows Server 2008 that holds a read-only copy of the Active Directory database. RODCs are designed for deployment in branch offices or locations where physical security of the server cannot […]
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