Abdul Wahab
Junaid
Offensive Security Researcher & Quantum Cryptography Analyst
I break things for a living — on purpose, with permission, and for the right reasons. Over the past 5+ years I've worked across penetration testing, red team engagements, cloud security, and post-quantum cryptography research, helping teams find the gaps in their defenses before someone with worse intentions does.
What I'm Good At
Security
- Penetration Testing
- Vulnerability Assessment
- Threat Analysis & Modeling
- System Hardening
- Incident Response
- Network Security (TCP/IP)
Linux & DevOps
- System Administration
- Bash & PowerShell Scripting
- Docker & Containerization
- Cloud Infrastructure (AWS/Azure/GCP)
- Infrastructure Automation
- Firewall Configuration
Programming
- Python (Expert)
- C/C++ (Advanced)
- Rust & Go
- JavaScript / TypeScript
- Shell Scripting (Bash/PowerShell)
- SQL & Database Optimization
Where I've Worked
Cyber Security Strategist
- Lead security assessments and penetration tests for enterprise networks, cutting risk exposure by roughly 40% across 15+ Fortune 500 networks.
- Design and roll out defensive strategies while running incident response, trimming average containment time by about 30%.
- Keep AWS, Azure, Wazuh, Splunk, and Palo Alto platforms running — 99.99% uptime for critical infrastructure serving 100K+ users.
- Build custom automation tools that shaved 40% off assessment turnaround, and lead security teams spread across 3 continents.
Network Engineer & Cyber Security Expert
- Delivered secure network architecture and cloud security work for 20+ international clients across fintech, healthcare, and government.
- Improved client security posture by an average of 25% through targeted audits, while holding a 98% client retention rate and a 4.9/5 rating across 50+ projects.
- Built and open-sourced 10+ security tools in Python, Rust, and Go, and reported 15+ CVEs affecting enterprise systems along the way.
- Advised clients on network defense strategy, cutting downtime and strengthening resilience across several high-profile freelance engagements.
What's in the Toolkit
Languages
Security Arsenal
Cloud & Platforms
SIEM & Observability
Operating Systems
Specializations
Certifications & Credentials
Formal Education
University of Management and Technology
- Data Structures & Advanced Algorithms
- Operating Systems & OS Security
- Database Management & SQL
- Computer Networks & Protocols
- Software Engineering Principles
- Object-Oriented Programming
Professional Certifications
Things I've Built
Kali-Linux
A guide to using Kali Linux tools for web penetration testing, ethical hacking, forensics, and bug bounty.
GitHub Repository →Quantum-Mechanics
Personal research on quantum mechanics and quantum computing, exploring foundational concepts and future implications.
GitHub Repository →Hacking-Tools
A collection of ethical hacking tools and malware analysis resources written in Python, Ruby, Rust, C++, Go, and C.
GitHub Repository →Black-Hat-Python
Advanced Python scripts for cybersecurity, penetration testing, and ethical hacking for real-world scenarios.
GitHub Repository →From the Blog
Detecting Kernel-Level Rootkits Through System Call Table Redirection
A look back at a foundational rootkit-detection technique, and how the threat has changed since it was first written about.
Malware Detection Based on Suspicious Behavior Identification
How API call sequences give malware away, and what that means for behavioral detection today.
DevSecOps Roles and Responsibilities Explained
"Okay, but who actually does what?" — a practical breakdown of ownership across the DevSecOps pipeline.
Securing Git Repositories Against Cyber Attacks
Lessons from a leaked .env file and live AWS keys — how to lock down your repos before it happens to you.
The Mathematical Foundations of Viral Propagation
A forensic look at Gleissner's 1989 theory of viral spread, and what it still gets right about modern malware.
How Phishing Sites Look Like
Phishing pages mimic the real thing closely — here's what actually gives them away.