Builds thingsthat break things.

I'm Shantanu— a security assurance lead writing about AppSec, DevSecOps, and AI-driven security automation. This is an index of things I've built, broken, or otherwise spent too much time on.

Projects shipped
07
Years in AppSec
06+
Certifications
OSWE · OSCP
— Selected work

Things I've shipped.

  1. 01
    Writing2020—

    SecurityJunky

    Building & breaking secure systems.

    Long-form technical writing on AppSec, DevSecOps, and AI-driven security automation. Hands-on guides across web, mobile, API pentesting, cloud hardening, and vulnerability research.

    BlogAppSecDevSecOpsAI
    Read the blog
  2. 02
    Research2025

    Chromium VRP

    Searchable archive of disclosed vulnerabilities.

    An archive of Chromium Vulnerability Reward Program submissions. Browse historical reports, explore a stats dashboard, look up researchers by agent, and query data via public JSON endpoints.

    Next.jsPublic APIStatic
    Browse reports
  3. 03
    Tool2025

    PolyLens

    A companion for Polymarket traders.

    Browser extension + web app for Polymarket — advanced filtering, visualization enhancements, and portfolio tracking for a sharper view of prediction markets.

    Next.jsBrowser Ext.Fintech
    Visit PolyLens
  4. 04
    Experiment2025

    Résumé

    A site generated end-to-end by AI.

    A personal resume site built entirely through v0.dev — zero hand-written code. An experiment in AI-native workflows, deployed on Vercel.

    v0.devVercelNo-code
    Open résumé
  5. 05
    Creative2024

    itsfucking.fun

    A deliberately chaotic portfolio.

    A portfolio that rejects corporate polish in favour of pure, unfiltered creativity — interactive demos, hover-driven delight, and a loud reminder that the internet should still be fun.

    PortfolioInteractive
    Visit
  6. 06
    Research2025

    BeaverTail Malware Analysis

    How a fake AI recruiter delivers five-staged malware.

    Deep-dive into a coordinated attack where threat actors impersonate recruiters, luring developers to clone a malicious GitHub repo. Traces five stages — from JavaScript infostealers to Python RAT deployment to AnyDesk hijacking — extracting credentials and establishing persistent backdoors.

    Malware AnalysisThreat IntelDeriv Tech
    Read on Medium
  7. 07
    Writing2026

    OSWE Certification Journey

    Passing a 48-hour web exploitation exam on the first attempt.

    A candid account of preparing for and passing the OffSec Web Expert exam — manual source code review, web exploitation, no AI assistance. Covers study methodology, HackTheBox machines, CTF prep, exam failures, and the resources built along the way.

    OSWEOffSecWeb Exploitation
    Read on Medium