Why I Built Payload Kits
Repeated Payload client builds made me want a faster way to install production-ready blocks without redoing the same schema and wiring work every time.
Enter the noteExploit development // CTF write-ups // detection engineering
YXN Ecstasy
Break it in the lab. Understand the mechanism. Write the detection. Publish the proof.
Responsible disclosure Found something? Coordinated disclosure welcome. Methodology & lab setup How the labs are built and why the write-ups look like this
NUS CS / First Class track 70% training-efficiency lift 2.5k -> 6k weekly reach
Proof path /
Start with the outcomes here, then open the case studies and build
logs.
who I help
Best fit: technically strong products that still feel too hard to enter, operate, or hand off.
Recent proof: MetaLearner onboarding, GovTech platform tooling, and SAF readiness systems.
01
Offense
02
Defense
03
Tooling
Selected proof
Attributed outcomes that make the homepage pitch checkable.
Start with the outcomes. The case studies below explain how those gains were made and where the work fits best.
Exploit development / CTF write-ups / Red team tradecraft / Detection engineering / Reverse engineering / Privilege escalation
Archive proof
Write-ups that show the work.
Every solution keeps its proof trail visible: the recon, the payload, the crash, the shell, and the fix.
08 Posts
27 Tags
2023 - 2026 Timeline
How I Write Product and Engineering Case Studies
The structure I use to turn shipped work into case studies that recruiters, collaborators, and tool teams can scan without getting lost.
MetaLearner And The Work Of Reducing Product Friction
How I made MetaLearner, an AI-native supply chain forecasting and planning product built on ERP data, easier to enter and extend through onboarding, charts, redesign work, and handoff.
Building SafeStep Without Turning Care Into Surveillance
How an elderly-care hackathon build used caregiver dashboards, a Node backend, and computer-vision checks without defaulting to surveillance.
Live from the lab
Latest notes — searchable, sortable, straight from the database.
The freshest write-ups and cheatsheets, synced live. Search, filter by classification, and jump straight into the proof.