# _General

<div id="bkmrk-created-by-kyle-nehm"><div class="aui-page-panel" id="bkmrk-created-by-kyle-nehm-1"><div id="bkmrk--2"><div id="bkmrk--3"> </div> </div><div class="view" id="bkmrk-created-by-kyle-nehm-2"><div class="page-metadata"> Created by <span class="author"> Kyle Nehman</span>, last modified by <span class="editor"> Dennis Underwood</span> on Nov 16, 2023 </div><div class="wiki-content group" id="bkmrk-cyber-crucible-under">Cyber Crucible undergoes many stages of internal testing as well as external validation including the Microsoft Windows Hardware Certification Program tests to ensure functionality on all Microsoft Operating Systems as far back as Server 2008 R2.

This can be seen by browsing the Windows Server Catalog, which shows only drivers that have passed WHCP validation. As well as by searching the Microsoft Altitude list, which shows the altitude of all registered drivers.

- [https://learn.microsoft.com/en-us/windows-hardware/drivers/ifs/allocated-altitudes](https://learn.microsoft.com/en-us/windows-hardware/drivers/ifs/allocated-altitudes)
- [Windows Server Catalog - Cyber Crucible](https://www.windowsservercatalog.com/results.aspx?text=cyber+crucible&bCatID=1282&avc=10&ava=0&OR=5)

<span class="confluence-embedded-file-wrapper image-center-wrapper">![69369886.png](/attachments/304)</span></div> </div> </div><div id="bkmrk--4"> </div></div>