Hey I'm Raymond,
I’m a cybersecurity student and Web3 enthusiast, focused on both securing and building the future of blockchain and Web3 applications.
What I can do
- Cybersecurity Risk Assessment
- Network Security
- Smart Contract Development
- Ethical Hacking & Penetration Testing
Tools I Use
- Penetration Testing: Burp Suite, Nmap
- Blockchain: Solidity, Remix
- Mobile Pentesting: MobSF, Frida
- Languages: Python, Solidity, C
My Projects
Here are some of the projects I've worked on. Feel free to explore them.
Chemistry HTB Machine
HackTheBox penetration testing challenge. Exploited a CIF file vulnerability to capture both user and root flags via SSH.
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Underpass HTB Machine
HackTheBox challenge. Cracked MD5 password, captured user flag via SSH, and escalated to root using mosh-server.
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CGV App Pentest
Vulnerabilities found: hardcoded API keys, excessive permissions, SSL pinning bypass. Risks include data theft. Recommend stronger encryption and permission controls.
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Instant HTB Machine
Exploited mobile app, gained admin access, performed directory traversal, and escalated to root by decrypting a backup file.
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Mercury Vulnhub Machine
Exploited SQL injection for user access, escalated privileges via a vulnerable script to capture the root flag.
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Venus Vulnhub Machine
Brute-forced SSH login, escalated to root using the polkit vulnerability, and captured the root flag.
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Coffee Portal App
Found vulnerabilities like hardcoded API keys, IDOR, and price manipulation. Could lead to unauthorized access and financial abuse. Recommendations: improve server-side validation.
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Computer Network
This project focuses on designing a computer network with IP addressing, subnetting, and configuring network devices across multiple floors.
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Spot The BUG
Spot A Bug" is an AI app that identifies insects from photos, offering educational and safety insights.
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Feel free to reach out. I’m always up for chatting about new projects, creative ideas, or any opportunities to collaborate.