Patch or attack? Inside the Windows Secure Hotpatch Report
How the Windows Secure Hotpatch Report uses VTL1 attestation to help anti-cheat and security tools tell legitimate hotpatches from kernel tampering.
Senior Windows Kernel & Security Engineer at Microsoft
Deep dives into Windows kernel internals, security, and how modern systems really work
I'm Akash Trehan, a Senior Windows Kernel & Security Engineer at Microsoft. I write about kernel internals, VBS, and systems security.
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What I write about
Kernel & Security
Windows kernel internals, the Secure Kernel, VBS/HVCI, and how modern OS security actually works under the hood.
CTF Write-ups
Reverse engineering and binary exploitation walkthroughs from CTFs — BackdoorCTF, OverTheWire, pwnable.kr and more.
Projects & Tools
Open-source contributions and side projects across systems, symbolic math, and developer tooling.
Recent posts
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SpamSlam - A blockchain solution to less spam
What if sending email cost a digital stamp? Our blockchain hack won first place at HackInOut
HackInOut 4.0 Winners - My First Blockchain Project (opens in a new tab)
Winning HackInOut's blockchain track with a radical idea to kill spam forever