# Get-ADUser: inventory aduser with before-and-after evidence > Use Get-ADUser to review this narrow operational decision without extending the source beyond its stated scope. - Canonical URL: https://update.dsesecurity.com/updates/get-aduser-inventory-aduser-with-before-and-after-evidence/ - Publisher: Detection Systems & Engineering (DSE Security) - Author: DSE Security Editorial Team - Published: 2026-08-27T17:05:07+00:00 - Modified: 2026-08-27T17:14:54+00:00 - Last reviewed by DSE: 2026-08-27 - Resource type: Guide - DSE priority: Advisory - Topics: Cybersecurity, Microsoft 365 & Identity, Networks & Infrastructure - Reading time: 3 minutes ## What you need to know Use Get-ADUser to review this narrow operational decision without extending the source beyond its stated scope. ## Potentially affected Teams, systems, services, or facilities within the stated scope of Get-ADUser ## DSE recommendation Compare the observed state with the cited official source, document applicability and exceptions, and test any approved change with rollback safeguards. ## Article Use this document to connect an official requirement or behavior to observable evidence: Get-ADUser: inventory aduser with before-and-after evidence. Only the official source and traced locations below supply facts. Confirm applicability before acting. ## Source fact: The official [Get-ADUser](https://learn.microsoft.com/en-us/powershell/module/activedirectory/get-aduser?view=windowsserver2025-ps) from Microsoft supports the following bounded statements: - At DESCRIPTION, Microsoft states: “The Get-ADUser cmdlet gets a specified user object or performs a search to get multiple user objects.” The research record locates this support at DESCRIPTION. - At DESCRIPTION, Microsoft states: “The Identity parameter specifies the Active Directory user to get.” The research record locates this support at DESCRIPTION. Keep the evidence boundary at these traced claims. They support a review of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services; they do not support conclusions outside the source’s stated conditions. ## What the source does not establish The cited page and retained statements do not establish the current state of any DSE or customer environment, prove that the documented configuration is applicable, or authorize a production change. Confirm supported versions, dependencies, and the current live source before use. It does not establish a deployment’s current state, authorize a production change, prove compliance, or show that Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials are healthy. Documented options are review inputs, not universal mandates. ## Applicability questions - For source statement 1 at DESCRIPTION, which observable configuration, record, or test can confirm applicability here? - For source statement 2 at DESCRIPTION, which observable configuration, record, or test can confirm applicability here? - What inventory proves which parts of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services are in and out of scope? - Which condition in Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials must be healthy before evidence is trustworthy? - What result would disprove the working assumption and return the issue to the owner? ## DSE recommendation: DSE recommends using the cited source as the evidence anchor for this decision. Anchor the review in the cited section and keep observation separate from interpretation. Record the source location, examined part of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services, observed and expected states, owner, and reason for deviation. If the review warrants change, use a bounded implementation with prerequisites, test population, monitoring, abort criteria, and a rehearsed reversal. Sequence checks for Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials and sanitize protected material before retention. ## Verification and evidence A reviewer should be able to retrace the decision from DESCRIPTION; DESCRIPTION through sanitized command transcripts, parameter records, directory exports, authorization records, DNS locator tests, and before-and-after state. Record what was collected, where, when, by whom, and which system or role it represents. Label this evidence set DSE-20260827-139 so observations, approvals, exceptions, and later rechecks cannot be substituted from another source review. Retain the starting state, authorization, execution record, outcome, deviation, and final state as one review package. Move disruptive checks to an approved test path. Reopen the decision when versions, design, dependencies, ownership, or official guidance changes. ## Official references - [Get-ADUser](https://learn.microsoft.com/en-us/powershell/module/activedirectory/get-aduser?view=windowsserver2025-ps) — Microsoft ## Primary reference - Name: Get-ADUser - Authority: Microsoft Learn - URL: https://learn.microsoft.com/en-us/powershell/module/activedirectory/get-aduser?view=windowsserver2025-ps - Source publication date: Not stated by the source ## Citation and use Preferred citation: “Get-ADUser: inventory aduser with before-and-after evidence,” DSE Security, https://update.dsesecurity.com/updates/get-aduser-inventory-aduser-with-before-and-after-evidence/ Publishing principles: https://update.dsesecurity.com/updates/dse-updates-editorial-methodology/ Usage and citation policy: https://update.dsesecurity.com/usage/ Copyright © 2026 Detection Systems & Engineering. All rights reserved.