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RC4 in Kerberos: The Cipher That Wouldn’t Die (Until Now)
Like with previous blogs, all code can be found here ! A fully usable PowerShell module to help you hunt! If you’ve spent any meaningful time working with Active Directory, you’ve probably heard the refrain: “Just disable RC4.” It has been de facto security advice floating around for well over a decade. Most of us nodded when we first heard it, assumed someone in the security team took care of it during the last domain functional level upgrade, and moved on to the next operat

Shannon
Mar 147 min read


Transitive Routing in 2025: Still Relevant, Still Causing Trouble
All code for this blog can be found here . So this is still relevant in 2025. Having worked at Microsoft, I always believed customers...

Shannon
Sep 20, 20256 min read


From Scratch to Saved: My Pi-hole Rebuild Adventure
A few weeks ago, my Pi-hole started throwing up errors that I may have incorrectly identified as a bad upstream DNS provider . Now do I...

Shannon
Aug 15, 20254 min read


Shannon's Recent Take: The best Public DNS Servers for BOTH Unifi & Pi-Hole
If you're running a Pi-hole on your network or managing internet traffic through Ubiquiti's UniFi gear like the Dream Machine or UDM Pro,...

Shannon
Jul 13, 20253 min read


Internet Explorer Automation - Pt.1 Removing IE
With Internet Explorer finally retiring after a lengthy 27 year career, it came time for removal within the servers I maintain for demos....

Shannon
Sep 25, 20223 min read
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