---
title: "Discussion on \"Kerberos RC4 enforcement lands in July 2026: the 9 events that tell you what will break\" | Hashnode"
description: "Discussion on \"Kerberos RC4 enforcement lands in July 2026: the 9 events that tell you what will break\". Kerberos RC4 enforcement lands in July 2026: the 9 events that tell you what will break\nSummary. Microsoft's Kerberos RC4 hardening for CVE-2026-20833 runs in 3 phases, and the third starts with the W"
url: "https://hashnode.com/posts/kerberos-rc4-enforcement-lands-in-july-2026-the-9-events-that-tell-you-what-will-break/6a5e1c6a3bf429ce997da4dc"
---

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# [Kerberos RC4 enforcement lands in July 2026: the 9 events that tell you what will break](https://ecorpit.hashnode.dev/kerberos-rc4-enforcement-lands-in-july-2026-the-9-events-that-tell-you-what-will-break?utm_source=hashnode&utm_medium=feed)

Kerberos RC4 enforcement lands in July 2026: the 9 events that tell you what will break Summary. Microsoft's Kerberos RC4 hardening for CVE-2026-20833 runs in 3 phases, and the third starts with the W

Jul 20 · 17 min read · ecorpit.hashnode.dev  
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-   [#kerberos](https://hashnode.com/tag/kerberos)
-   [#active-directory](https://hashnode.com/tag/active-directory)
-   [#windows-server](https://hashnode.com/tag/windows-server)
-   [#security-hardening](https://hashnode.com/tag/security-hardening)

## Written by

[Manu Shukla](https://hashnode.com/@mr-manushukla)

@mr-manushukla · Delhi, India

  
[View profile](https://hashnode.com/@mr-manushukla)

Founder and Director of eCorpIT

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