Active Directory

Manage, secure, and optimize Active Directory with guides on authentication, domain services, user management, and enterprise security best practices.

Colorful featured image showing the text Active Directory Trust Relationship Failed Root Causes on an orange and pink background.
Active Directory IT Operations Troubleshooting Windows 11 Windows 11 Tips

Active Directory Trust Relationship Failed: Root Causes, Symptoms, and Prevention

Active Directory Trust Relationship Failed: What Are the Root Causes? If you manage Windows endpoints or servers, you have probably seen this error before: The trust relationship between this workstation and the primary domain failed. It is one of those Active Directory issues that appears suddenly. Yesterday the machine worked. Today the user cannot sign

DNS Networking

DNS Record Types Explained: A, AAAA, CNAME, MX, TXT, SRV, CAA, PTR, HTTPS/SVCB + Deep Troubleshooting – Part 1

DNS looks deceptively simple—names in, IPs out—but production DNS is a distributed database with caching, delegation boundaries, transport quirks, and cryptographic validation (DNSSEC) layered on top. This guide is written as a “field manual”: what each DNS record type does, when to use it, how to configure it, and what to check when it breaks.

Find caller computer causing repeated Active Directory account lockouts using Event ID 4740 report
Active Directory Automation PowerShell Security

Stop Repeated Active Directory Lockouts: Find the Caller Computer (Event ID 4740) with a PowerShell HTML + Email Report

If you’ve ever dealt with “my account is locked again” tickets, you know the real pain isn’t unlocking the account — it’s finding what keeps locking it. When a user gets locked out in Active Directory, the key investigative signal is Windows Security Event ID 4740 (“A user account was locked out”). [techpress.net] 💻 Download

Active Directory health check PowerShell HTML dashboard
Active Directory Identity & Access Management Microsoft PowerShell Windows Server

Active Directory Health Check with PowerShell – Full Forest Report & Interactive HTML Dashboard

Active Directory Health Check with PowerShell + HTML Dashboard Run a complete Active Directory health check using PowerShell and automatically generate a clean, readable HTML dashboard. This guide shows you how to assess domain health, replication status, and critical AD services using a simple script. Whether you’re a system administrator or IT engineer, this automated

Scroll to Top
×