---
id: 9020
title: "Battling Zombie Certificates: The Persistent Risk Lurking in AD CS"
source_domain: semperis.com
source_url: "https://www.semperis.com/blog/how-to-battle-zombie-certificates-persistent-ad-cs-risk/"
published_at: "2026-10-07T14:16:51Z"
tags: ["active-directory", "certificates", "pki", "persistence", "semperis"]
phying_url: "https://phying.com/item/9020"
lang: en
---

# Battling Zombie Certificates: The Persistent Risk Lurking in AD CS

## Summary

Darkness falls across the land…and Zombie Certificates—authentication certificates that can’t be killed—are close at hand! Learn how to detect and kill these AD CS persistence risks…and prevent another outbreak…

## Intelligence Metadata

- **Sources:** semperis.com
- **Published:** 2026-10-07T14:16:51Z
- **Original:** https://www.semperis.com/blog/how-to-battle-zombie-certificates-persistent-ad-cs-risk/
- **Phying News:** https://phying.com/item/9020