Chethan Yadav
I'm a developer and cybersecurity student focused on understanding how software is built, how systems operate, and where they break.
My work spans full-stack engineering, web security, infrastructure, security tooling, and applied research, with a growing focus on security engineering.
Engineering/Security/Research/Writing
Selected Work
Security
AgentNetra
See what your AI agents are really doing.
2026
Security
SSH 2FA Hardening
Enterprise-grade automation framework to harden Linux SSH access with Google Authenticator PAM-based two-factor authentication.
2026
Engineering
ERCS Backend
Emergency Response & Coordination System backend.
2025
Security
StegoSphere
Open-source LSB steganography for encrypted hidden messages.
2025
Security
Wayback URLs
Get historical URLs from the Wayback Machine using Node.js. Supports CLI and library usage.
2025
Currently
Studying
Applied web security
Building
Security tooling
Exploring
Systems security
Reading
Security engineering references
Latest Writing
Engineering
The Rolling Handoff
Four small mechanisms that let a single VPS swap a running app for a new version without a donor mid-checkout ever noticing.
6 min read
Tutorials
Google One Student Offer Guide
A historical guide to Google's expired 12-month student offer for college students in India, including its former eligibility and billing terms.
4 min read
Experience
Indie Hacker
Freecourse.io
Jan 2026 — Present
Technical Team Lead
Loyola Academy, Hyderabad
Apr 2025 — Present
Founder
EventNeo
Mar 2025 — Present