Mohamed Zahir

AI Engineering • Generative AI • AI Security

I'm Mohamed Zahir, a Master's student in Artificial Intelligence and Emerging Technologies focused on AI Engineering, Generative AI, and secure AI systems. I build practical AI and machine-learning projects while exploring how AI-powered applications can be tested and secured. I document my projects, experiments, research, and technical learning here.

16 Writeups
6 CTF Writeups
5 Projects
54 Topics

Latest Articles

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BugForge – Tanuki
CTF

BugForge – Tanuki

A web application challenge highlighting an Insecure Direct Object Reference (IDOR) flaw. It demonstrates how manipulating a numeric identifier in an API endpoint (/api/stats/:id) bypasses missing backend authorization checks to leak other users' sensitive study statistics and capture the flag..

· 2 min read
Writeups

AWS Firehose Credentials Fix Bypass

A previously reported AWS credentials leak was marked as resolved, but the credentials were never rotated. I verified they still worked and could inject data into the production logging stream.

· 2 min read
BugForge – Ottergram
CTF

BugForge – Ottergram

The Ottergram challenge on BugForge is an easy-level web vulnerability lab centered on exploiting a misconfigured GraphQL endpoint. Players must leverage enabled introspection to map the database schema, identify poor object-level access controls, and perform an IDOR attack by manipulating user identifiers to access administrative accounts and recover a hidden flag.

· 2 min read
BugForge – Shady Oaks Financial
CTF

BugForge – Shady Oaks Financial

An easy-level web vulnerability challenge focused on JWT privilege escalation. It demonstrates how improper signature validation and insecure client-side token management allow users to manipulate roles and IDs to bypass access controls, reach the admin panel, and retrieve the flag.

· 2 min read

About Me

I'm currently pursuing a Master's degree in Artificial Intelligence and Emerging Technologies, focused on AI Engineering, Generative AI, and secure AI systems. My cybersecurity background gives me a strong foundation for exploring how AI-powered applications can be built, tested, and secured.

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