---
id: 5854
title: "Understanding the Risks of Pre-Windows 2000 Compatible Access Settings"
source_domain: semperis.com
source_url: "https://www.semperis.com/blog/security-risks-pre-windows-2000-compatibility-windows-2022/"
published_at: "2024-02-14T21:28:00Z"
tags: ["active-directory", "windows-server", "hardening", "permissions", "pre-windows-2000", "legacy-settings"]
phying_url: "https://phying.com/item/5854"
lang: en
---

# Understanding the Risks of Pre-Windows 2000 Compatible Access Settings

## Summary

The legacy Pre-Windows 2000 Compatible Access group, still shipped with Windows Server 2022/2025, can leave AD wide open when it includes Authenticated Users. Traces its history and safe removal.

## Intelligence Metadata

- **Sources:** semperis.com
- **Published:** 2024-02-14T21:28:00Z
- **Original:** https://www.semperis.com/blog/security-risks-pre-windows-2000-compatibility-windows-2022/
- **Phying News:** https://phying.com/item/5854