Security Portfolio
IWTBG
Kashmeera Kumarage
Status:
Hacker, Bug Bounty Hunter, and Researcher focused on finding critical vulnerabilities, hardening systems, and responsible disclosure.
Highlights
Modern workflow and security capabilities
Rapid Triage
Organized validation pipeline for finding, reproducing, and prioritizing vulnerabilities fast.
Automation Ready
Built to support tooling, scans, notes, and repeatable reporting from any server environment.
Clean Disclosure
Focus on professional reporting, communication, and structured remediation guidance.
About
Building trust by breaking what should not break.
I am IWTBG, also known as Kashmeera Kumarage. I work in offensive security and bug bounty research, helping organizations identify and fix vulnerabilities before attackers do.
Core Focus
Web Security
Deep testing for auth bypasses, business logic flaws, and high-impact web vulnerabilities.
Bug Bounty
Responsible reporting through coordinated disclosure with clear reproduction and remediation notes.
Research
Continuous exploration of emerging attack vectors and secure architecture patterns.
Collaborations
Programs and platforms I have worked with
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Google
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Amazon
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PayPal
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eToro
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TRON
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1win
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Stripe
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Bugcrowd
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HackerOne
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Intigriti
Gallery
Snapshots
Cyber Games
Interactive Security Challenges
Three cybersecurity mini-games. Choose your mission below.
Firewall Breach
Port Scanner
Code Breach
Firewall Breach: Threat Defense
Stop incoming threats before the firewall integrity reaches zero. Click threats fast to earn points.
Score0
Integrity100%
Time45s
Level1
Press Start Mission to begin.
Port Scanner: Network Recon
Scan the network to identify open ports before time runs out. Each scan takes time, so choose wisely.
Ports Found0
Scanned0/25
Time30s
Accuracy0%
Press Start Scan to begin network reconnaissance.
Code Breach: Vulnerability Hunter
Identify and click vulnerable code patterns before they execute. Spot the security flaws!
Vulns Found0
Total Code0
Time40s
Health100%
Press Start Hunt to begin scanning for vulnerabilities.
Contact
Let us secure your product.
For private testing, bounty collaboration, or research opportunities, reach out directly.
security@iwtbg.com