Case files

Write-ups, CTF notes and research. Newest first.

2026CTFDead Drop Diagnostics
A USB image, three escalating hints, and a flag hidden in image metadata. Designed for one of the challenges for HackPrep: Ready, Set, Go!. MMU's first internal CTF.
In progressBlue TeamingSentinel: An Incident Management Portal
Encrypting forensic data at rest, and what STRIDE and DREAD found.
In progressBlue TeamingCorporate Data Breach Investigation
Reconstructing an internal data leak from a 5 GB disk image using NIST SP 800-86.
2026CTFMirror Image
NEXSEC 2026 cryptography. Recovering a 1024-bit secret with CRT, a subset-sum lattice and LLL.