---
id: 5886
title: "AD Security 101: Securing Primary Group IDs"
source_domain: semperis.com
source_url: "https://www.semperis.com/blog/ad-security-101-primary-group-ids/"
published_at: "2023-07-05T13:58:47Z"
tags: ["active-directory", "privilege-escalation", "hardening", "primary-group-id", "posix", "stealth"]
phying_url: "https://phying.com/item/5886"
lang: en
---

# AD Security 101: Securing Primary Group IDs

## Summary

Primary group IDs explained: a POSIX relic whose unnecessary changes complicate account management. Attackers can abuse them to gain Domain Admin rights while appearing as regular users.

## Intelligence Metadata

- **Sources:** semperis.com
- **Published:** 2023-07-05T13:58:47Z
- **Original:** https://www.semperis.com/blog/ad-security-101-primary-group-ids/
- **Phying News:** https://phying.com/item/5886