Exploring security, in the open.
A computer science student hardening my foundations in security — learning the tools, techniques, and fundamentals from the ground up, and documenting what I pick up along the way.
// a research log, not a résumé. in progress, on purpose.
writeups & notes
CTF walkthroughs, disclosed bug bounty findings, and field notes on tools and techniques as I pick them up.
- Jul 22, 20264 min readOverTheWire: Bandit — finishing the Linux wargameNotes from working through all of Bandit — the commands and concepts each stretch of levels drills into you.
- Jul 15, 20269 min readThe foundations curriculum I'm followingNine pillars, each with a build and a checkpoint — the plan I'm using to get properly good at fundamentals before touching CTFs and cloud. Including where I actually am.
- Jul 1, 20261 min readStarting a public research logWhy I'm documenting my security learning in the open — and what to expect here.
projects & tooling
Recon scripts, cloud security tooling, and automation — hands-on builds, warts and all.
Domain in, pentest-style PDF out in under 90 seconds — passive recon + AI analysis, delivered by email.
read case study →Room for the next build.
// coming soondisclosures & research
Disclosed vulnerabilities, CVEs, and notable findings — responsibly reported, documented here once public.
No public disclosures yet. This log fills in as findings are reported and cleared for release.
certifications
Earned and in-progress certifications will be listed here as I work toward them.
Not currently enrolled. Studying-for and earned badges will appear here as the path takes shape.
stack
Tools and technologies I actually reach for — growing as I do.
connect
Reach out for collaboration, disclosure coordination, or just a chat — always happy to talk security.
- emailkedrich.custodio@gmail.com
- githubgithub.com/k3d07
- linkedinlinkedin.com/in/kedrich