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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Dao Nguyen Hoang — CV</title>
<link href="https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Syne:wght@400;600;700;800&family=Inter:wght@300;400;500;600&display=swap" rel="stylesheet">
<style>
*{margin:0;padding:0;box-sizing:border-box}
:root{
--bg:#f4f6fb;--bg2:#ffffff;--bg3:#edf0f7;--bg4:#e4e9f4;
--cyan:#0077cc;--cyanl:#deeeff;--cyanm:#90c4f5;
--purple:#6d28d9;--purplel:#ede9fe;
--green:#047857;--greenl:#d1fae5;--greenm:#6ee7b7;
--amber:#b45309;--amberl:#fef3c7;
--red:#b91c1c;
--text:#1a2235;--text2:#354060;--muted:#637085;--muted2:#8898b0;
--border:#d5dcea;--border2:#c0ccde;
--mono:'Share Tech Mono',monospace;
--display:'Syne',sans-serif;
--body:'Inter',sans-serif;
}
body{background:var(--bg);color:var(--text);font-family:var(--body);font-size:14px;line-height:1.65;-webkit-print-color-adjust:exact;print-color-adjust:exact}
.page{max-width:990px;margin:0 auto;background:var(--bg2);box-shadow:0 6px 48px rgba(30,60,120,0.12);border:1px solid var(--border)}
.header{display:grid;grid-template-columns:215px 1fr;border-bottom:2px solid var(--border)}
.photo-col{background:var(--bg3);border-right:2px solid var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:34px 22px;gap:16px}
.photo-frame{width:146px;height:146px;position:relative}
.photo-frame::before{content:'';position:absolute;inset:-4px;border:2.5px solid var(--cyan);clip-path:polygon(20px 0%,100% 0%,100% calc(100% - 20px),calc(100% - 20px) 100%,0% 100%,0% 20px)}
.photo-frame img,.photo-placeholder{width:146px;height:146px;object-fit:cover;clip-path:polygon(20px 0%,100% 0%,100% calc(100% - 20px),calc(100% - 20px) 100%,0% 100%,0% 20px);display:block}
.photo-placeholder{background:var(--bg4);display:flex;align-items:center;justify-content:center;color:var(--muted);font-family:var(--mono);font-size:11px;text-align:center;padding:10px}
.roles{display:flex;flex-direction:column;gap:7px;width:100%}
.role-badge{font-family:var(--mono);font-size:10px;padding:5px 8px;text-align:center;border-radius:3px;font-weight:600;letter-spacing:.3px}
.role-dev{border:1.5px solid #c4b5fd;color:var(--purple);background:var(--purplel)}
.role-game{border:1.5px solid #fcd34d;color:var(--amber);background:var(--amberl)}
.role-sec{border:1.5px solid var(--greenm);color:var(--green);background:var(--greenl)}
.header-info{padding:38px 42px 38px 36px;display:flex;flex-direction:column;justify-content:center;gap:12px}
.tagline-mono{font-family:var(--mono);font-size:11px;color:var(--muted2);letter-spacing:2px}
.name{font-family:var(--body);font-size:48px;font-weight:900;line-height:1.0;color:var(--text);letter-spacing:-1.5px;text-transform:uppercase}
.name span{color:var(--cyan)}
.role-row{display:flex;gap:16px;flex-wrap:wrap}
.role-pill{font-size:12.5px;font-weight:600;display:flex;align-items:center;gap:6px}
.dot{width:7px;height:7px;transform:rotate(45deg);flex-shrink:0;display:inline-block}
.bio{font-size:13.5px;color:var(--text2);max-width:530px;line-height:1.75}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:3px}
.chip{font-family:var(--mono);font-size:13px;font-weight:600;padding:5px 11px;border:1.5px solid var(--border2);color:var(--text2);background:var(--bg3);display:flex;align-items:center;gap:6px;text-decoration:none;transition:all .2s;border-radius:3px;white-space:nowrap}
.chip:hover{border-color:var(--cyan);color:var(--cyan);background:var(--cyanl)}
.chip svg{width:11px;height:11px;flex-shrink:0}
.body{display:grid;grid-template-columns:215px 1fr}
.sidebar{background:var(--bg3);border-right:2px solid var(--border);padding:30px 20px;display:flex;flex-direction:column;gap:28px}
.main{padding:30px 38px;display:flex;flex-direction:column;gap:26px}
.sec-title{font-family:var(--mono);font-size:10px;letter-spacing:3px;text-transform:uppercase;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.sec-title::after{content:'';flex:1;height:1.5px}
.sec-title.c{color:var(--cyan)}.sec-title.c::after{background:var(--cyanm)}
.sec-title.p{color:var(--purple)}.sec-title.p::after{background:#c4b5fd}
.sec-title.g{color:var(--green)}.sec-title.g::after{background:var(--greenm)}
.sec-title.a{color:var(--amber)}.sec-title.a::after{background:#fcd34d}
.sec-title.r{color:var(--red)}.sec-title.r::after{background:#fca5a5}
/* Awards */
.award-card{border-radius:4px;padding:12px 13px;margin-bottom:8px;position:relative}
.award-card.gold{background:linear-gradient(135deg,#fffdf0,#fef9e0);border:1.5px solid #f5c842}
.award-card.bronze{background:linear-gradient(135deg,#fff8f3,#ffede0);border:1.5px solid #f0935a}
.award-card.silver{background:linear-gradient(135deg,#f8fafc,#eef2f8);border:1.5px solid #a0aec0}
.award-icon{font-size:22px;margin-bottom:2px;line-height:1}
.award-place{font-family:var(--mono);font-size:13px;font-weight:800;line-height:1.3}
.award-place.gold{color:#854d0e}.award-place.bronze{color:#9a3412}.award-place.silver{color:#475569}
.award-name{font-family:var(--display);font-size:14px;color:var(--text);margin-top:3px;line-height:1.4;font-weight:700}
.award-sub{font-size:12.5px;color:var(--text2);margin-top:4px;font-family:var(--body);line-height:1.65}
/* Skills */
.skill-grp{margin-bottom:12px}
.skill-lbl{font-family:var(--mono);font-size:11.5px;color:var(--muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:6px;font-weight:800}
.tags{display:flex;flex-wrap:wrap;gap:5px}
.tag{font-family:var(--mono);font-size:13px;font-weight:700;padding:3px 7px;border:1.5px solid var(--border);color:var(--text2);background:var(--bg2);border-radius:3px}
.tag.c{border-color:var(--cyanm);color:var(--cyan);background:var(--cyanl)}
.tag.p{border-color:#c4b5fd;color:var(--purple);background:var(--purplel)}
.tag.g{border-color:var(--greenm);color:var(--green);background:var(--greenl)}
.tag.a{border-color:#fcd34d;color:var(--amber);background:var(--amberl)}
.tag.bold{font-weight:700}
/* Qualities */
.qual{font-size:12.5px;color:var(--text2);margin-bottom:8px;display:flex;gap:8px;align-items:flex-start}
.qual::before{content:'▸';color:var(--cyan);font-size:10px;flex-shrink:0;margin-top:3px;font-weight:700}
/* Timeline */
.tl{padding-left:16px}
.tlw{position:relative;margin-bottom:22px}
.tlw::before{content:'';position:absolute;left:-16px;top:6px;width:8px;height:8px;border:2px solid var(--cyan);background:var(--bg2);transform:rotate(45deg)}
.tlw::after{content:'';position:absolute;left:-12px;top:20px;bottom:-16px;width:1.5px;background:var(--border2)}
.tlw:last-child::after{display:none}
.tl-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:3px}
.tl-title{font-family:var(--display);font-size:15px;font-weight:700;color:var(--text)}
.tl-date{font-family:var(--mono);font-size:10px;color:var(--cyan);padding:3px 8px;border:1.5px solid var(--cyanm);background:var(--cyanl);white-space:nowrap;flex-shrink:0;border-radius:3px}
.tl-sub{font-size:12.5px;color:var(--cyan);margin-bottom:5px;font-style:italic;font-weight:500}
.tl-desc{font-size:13px;color:var(--text2);line-height:1.7}
.tl-desc ul{margin-top:6px;padding-left:0;list-style:none;display:flex;flex-direction:column;gap:3px}
.tl-desc ul li{padding-left:16px;position:relative;font-size:12.5px;color:var(--text2)}
.tl-desc ul li::before{content:'·';position:absolute;left:2px;color:var(--cyan);font-size:16px;line-height:1.2;font-weight:900}
.badge{display:inline-flex;align-items:center;font-family:var(--mono);font-size:10px;padding:2px 8px;margin-left:8px;border-radius:3px}
.badge.gpa{background:var(--greenl);border:1.5px solid var(--greenm);color:var(--green)}
/* Projects */
.proj{border:1.5px solid var(--border);background:var(--bg2);padding:14px 16px;margin-bottom:10px;position:relative;border-radius:4px;transition:box-shadow .2s}
.proj:hover{box-shadow:0 3px 16px rgba(30,60,120,0.09)}
.proj-accent{position:absolute;top:0;left:0;width:4px;height:100%;border-radius:4px 0 0 4px}
.proj-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:4px}
.proj-name{font-family:var(--display);font-size:14px;font-weight:700;color:var(--text)}
.proj-lang{font-family:var(--mono);font-size:10px;padding:3px 9px;border-radius:3px;flex-shrink:0;font-weight:600}
.proj-link{font-family:var(--mono);font-size:10.5px;text-decoration:none;display:block;margin-bottom:5px;opacity:.7;transition:opacity .2s}
.proj-link:hover{opacity:1}
.proj-desc{font-size:12.5px;color:var(--text2);line-height:1.65}
.proj-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:7px}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
.cur{display:inline-block;width:8px;height:15px;background:var(--cyan);animation:blink 1s infinite;vertical-align:middle;margin-left:2px}
@media (max-width: 850px) {
.header { grid-template-columns: 1fr; border-bottom: none; }
.photo-col { border-right: none; border-bottom: 2px solid var(--border); padding: 30px 20px; }
.header-info { padding: 30px 20px; text-align: center; align-items: center; }
.name { font-size: 36px; }
.role-row { justify-content: center; }
.chips { justify-content: center; }
.bio { max-width: 100%; }
.body { grid-template-columns: 1fr; }
.sidebar { border-right: none; border-bottom: 2px solid var(--border); padding: 30px 20px; }
.main { padding: 30px 20px; }
.tl-head { flex-direction: column; align-items: flex-start; gap: 6px; }
.tl-date { align-self: flex-start; }
.proj-head { flex-direction: column; align-items: flex-start; gap: 6px; }
}
.lang-switcher{position:fixed;bottom:25px;right:25px;z-index:9999;background:var(--cyan);color:#fff;padding:12px 20px;border-radius:50px;text-decoration:none;font-family:var(--mono);font-size:12px;font-weight:700;box-shadow:0 10px 25px rgba(0,119,204,0.3);transition:all 0.3s cubic-bezier(0.175,0.885,0.32,1.275);display:flex;align-items:center;gap:8px;border:2px solid rgba(255,255,255,0.2)}
.lang-switcher:hover{transform:translateY(-5px) scale(1.05);box-shadow:0 15px 30px rgba(0,119,204,0.4);background:#0066b3}
.lang-switcher svg{width:16px;height:16px}
</style>
</head>
<body>
<div class="page">
<!-- HEADER -->
<div class="header">
<div class="photo-col">
<div class="photo-frame">
<img src="__PHOTO__" alt="Dao Nguyen Hoang">
</div>
<div class="roles">
<div class="role-badge role-dev">Software Dev</div>
<div class="role-badge role-game">Game Dev</div>
<div class="role-badge role-sec">Pentester</div>
</div>
</div>
<div class="header-info">
<div class="tagline-mono">// cv.2025 · hoangcoderr</div>
<div class="name">DAO NGUYEN <span>HOANG</span></div>
<div class="role-row">
<div class="role-pill"><span class="dot" style="background:var(--purple)"></span><span style="color:var(--purple)">Software Engineer</span></div>
<div class="role-pill"><span class="dot" style="background:var(--amber)"></span><span style="color:var(--amber)">Game Developer</span></div>
<div class="role-pill"><span class="dot" style="background:var(--green)"></span><span style="color:var(--green)">Pentester</span><span class="cur"></span></div>
</div>
<div class="bio">20 y/o Software Engineering student at Ton Duc Thang University. Passionate about building innovative applications, crafting game experiences, and security research. Champion of CyberNight Game TDTU Season 1 (2026).</div>
<div class="chips">
<a href="tel:+84854975357" class="chip"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07A19.5 19.5 0 0 1 4.72 12a19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 3.63 1.2h3a2 2 0 0 1 2 1.72c.127.96.361 1.903.7 2.81a2 2 0 0 1-.45 2.11L7.91 8.84a16 16 0 0 0 6.29 6.29l.96-.96a2 2 0 0 1 2.11-.45c.907.339 1.85.573 2.81.7A2 2 0 0 1 22 16.92z"/></svg>+84 854 975 357</a>
<a href="mailto:dhoang1234sp@gmail.com" class="chip"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><rect x="2" y="4" width="20" height="16" rx="2"/><path d="m22 7-8.97 5.7a1.94 1.94 0 0 1-2.06 0L2 7"/></svg>dhoang1234sp@gmail.com</a>
<a href="https://dnh.io.vn" target="_blank" class="chip"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><circle cx="12" cy="12" r="10"/><path d="M12 2a14.5 14.5 0 0 1 0 20M12 2a14.5 14.5 0 0 0 0 20M2 12h20"/></svg>dnh.io.vn</a>
<a href="https://github.com/hoangcoderr" target="_blank" class="chip"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M9 19c-5 1.5-5-2.5-7-3m14 6v-3.87a3.37 3.37 0 0 0-.94-2.61c3.14-.35 6.44-1.54 6.44-7A5.44 5.44 0 0 0 20 4.77 5.07 5.07 0 0 0 19.91 1S18.73.65 16 2.48a13.38 13.38 0 0 0-7 0C6.27.65 5.09 1 5.09 1A5.07 5.07 0 0 0 5 4.77a5.44 5.44 0 0 0-1.5 3.78c0 5.42 3.3 6.61 6.44 7A3.37 3.37 0 0 0 9 18.13V22"/></svg>hoangcoderr</a>
<span class="chip"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M20 10c0 6-8 12-8 12s-8-6-8-12a8 8 0 0 1 16 0Z"/><circle cx="12" cy="10" r="3"/></svg>TDTU · Ho Chi Minh City</span>
</div>
</div>
</div>
<!-- BODY -->
<div class="body">
<div class="sidebar">
<!-- Awards -->
<!-- Skills -->
<div>
<div class="sec-title c">Tech Skills</div>
<div class="skill-grp">
<div class="skill-lbl">Languages</div>
<div class="tags">
<span class="tag c bold">Python</span>
<span class="tag c bold">Java</span>
<span class="tag c bold">C++</span>
<span class="tag c bold">C#</span>
<span class="tag">JavaScript</span>
<span class="tag">TypeScript</span>
<span class="tag">Go</span>
<span class="tag">HTML</span>
<span class="tag">CSS</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Frameworks</div>
<div class="tags">
<span class="tag">.NET</span>
<span class="tag">Spring Boot</span>
<span class="tag">Node.js</span>
<span class="tag">React</span>
<span class="tag">Express.js</span>
<span class="tag">Laravel</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Game Dev</div>
<div class="tags">
<span class="tag a bold">Unity Engine</span>
<span class="tag a">LibGDX</span>
<span class="tag a">J2ME</span>
<span class="tag a">OpenGL</span>
<span class="tag a">LWJGL</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Mobile</div>
<div class="tags">
<span class="tag p">Android (Java)</span>
<span class="tag p">XML Layouts</span>
<span class="tag p">Android Studio</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Security</div>
<div class="tags">
<span class="tag g bold">Pentesting</span>
<span class="tag g bold">CTF</span>
<span class="tag g">Reverse Eng.</span>
<span class="tag g">Web Exploit</span>
<span class="tag g">Firewall Mgmt</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Systems & OS</div>
<div class="tags">
<span class="tag c bold">Linux</span>
<span class="tag">Windows</span>
<span class="tag">Bash / Shell</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Databases</div>
<div class="tags">
<span class="tag">SQL Server</span>
<span class="tag">MySQL</span>
<span class="tag">MongoDB</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Tools</div>
<div class="tags">
<span class="tag">Git</span>
<span class="tag">GitHub</span>
<span class="tag a">Unity Engine</span>
<span class="tag">VS Code</span>
<span class="tag">IntelliJ</span>
<span class="tag">Visual Studio</span>
<span class="tag">Android Studio</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">Concepts</div>
<div class="tags">
<span class="tag p">OOP</span>
<span class="tag p">MVC</span>
<span class="tag p">REST APIs</span>
<span class="tag p">Design Patterns</span>
<span class="tag p">SOLID</span>
<span class="tag p">Microservices</span>
<span class="tag p">CI/CD</span>
<span class="tag p">Data Structures</span>
<span class="tag p">Algorithms</span>
</div>
</div>
<div class="skill-grp">
<div class="skill-lbl">AI & Tools</div>
<div class="tags">
<span class="tag c bold">ChatGPT</span>
<span class="tag c bold">Claude AI</span>
<span class="tag c">Gemini</span>
<span class="tag c">GitHub Copilot</span>
<span class="tag c">9router</span>
<span class="tag c">Cursor</span>
<span class="tag c">OpenCode</span>
<span class="tag c">Prompt Engineering</span>
</div>
</div>
</div>
<!-- Qualities -->
<div>
<div class="sec-title g">Qualities</div>
<div class="qual">Responsible & reliable</div>
<div class="qual">Creative problem solver</div>
<div class="qual">Fast learner & adaptive</div>
<div class="qual">Strong teamwork skills</div>
<div class="qual">Ethical hacker mindset</div>
</div>
</div>
<!-- MAIN -->
<div class="main">
<!-- Education -->
<div>
<div class="sec-title c">Education</div>
<div class="tl">
<div class="tlw">
<div class="tl-head">
<div class="tl-title">Software Engineering <span class="badge gpa">GPA 3.5</span></div>
<div class="tl-date">2025 – present</div>
</div>
<div class="tl-sub">Ton Duc Thang University — Junior Year</div>
</div>
</div>
</div>
<!-- Experience -->
<div>
<div class="sec-title a">Experience</div>
<div class="tl">
<div class="tlw">
<div class="tl-head">
<div class="tl-title">Freelance Developer — Cafeland</div>
<div class="tl-date">2025</div>
</div>
<div class="tl-sub">Outsource · 12 Real Estate Management Tools</div>
<div class="tl-desc">
Independently designed and delivered 12 web-based business tools for Cafeland's real estate platform, covering the full property investment workflow.
<ul>
<li>Built loan calculator, cash flow projector, ROI analysis, property valuation and rental yield tools</li>
<li>Integrated with Cafeland's internal standard: Laravel 11 backend, jQuery 3.6 / Bootstrap 5 frontend</li>
<li>Secured all API endpoints with HMAC SHA256 token authentication</li>
</ul>
</div>
</div>
<div class="tlw">
<div class="tl-head">
<div class="tl-title">Ngọc Rồng Online — Server & Client Dev</div>
<div class="tl-date">2024 – present</div>
</div>
<div class="tl-sub">Independent Game Developer · MMO Private Server</div>
<div class="tl-desc">
Set up and maintained a private server for Ngọc Rồng Online (Vietnamese mobile MMO). Modded and rebuilt the game client from source to add custom features, balance fixes, and UI improvements.
<ul>
<li>Reverse engineered the original client to understand game protocols and data structures</li>
<li>Developed custom server-side logic, game mechanics, and event systems</li>
<li>Managed Linux server environment for hosting and deployment</li>
</ul>
</div>
</div>
<div class="tlw">
<div class="tl-head">
<div class="tl-title">tooltvt.com — Tool Sales Website</div>
<div class="tl-date">2024 – present</div>
</div>
<div class="tl-sub">Founder & Developer · Ngọc Rồng Tool Store</div>
<div class="tl-desc">
Built and operated a web-based tool store selling automation and utility tools for Ngọc Rồng Online players. Handles product listing, licensing, and payment integration.
</div>
</div>
<div class="tlw">
<div class="tl-head">
<div class="tl-title">MMO Game Source Seller</div>
<div class="tl-date">2025 – present</div>
</div>
<div class="tl-sub">Independent Game Developer</div>
<div class="tl-desc">Analyzed and modified game frameworks (J2ME, Unity, LibGDX) to build custom tools. Provided technical support for modding communities and developed reusable libraries with optimized game performance.</div>
</div>
</div>
</div>
<!-- Projects -->
<div>
<div class="sec-title p">Projects</div>
<div class="proj">
<div class="proj-accent" style="background:var(--cyan)"></div>
<div class="proj-head">
<div class="proj-name">FirewallPortManager</div>
<div class="proj-lang" style="border:1.5px solid var(--cyanm);color:var(--cyan);background:var(--cyanl)">C#</div>
</div>
<a href="https://github.com/hoangcoderr/FirewallPortManager" target="_blank" class="proj-link" style="color:var(--cyan)">↗ github.com/hoangcoderr/FirewallPortManager</a>
<div class="proj-desc">Windows Forms app for managing Windows Firewall rules via GUI. Tabbed inbound/outbound management, profile filtering, search, rule templates (JSON/XML), real-time status monitoring. Direct Windows Firewall API integration.</div>
<div class="proj-tags"><span class="tag g">Security Tool</span><span class="tag c">C#</span><span class="tag">.NET WinForms</span><span class="tag g">Firewall API</span></div>
</div>
<div class="proj">
<div class="proj-accent" style="background:var(--amber)"></div>
<div class="proj-head">
<div class="proj-name">cleanCatClient</div>
<div class="proj-lang" style="border:1.5px solid #fcd34d;color:var(--amber);background:var(--amberl)">Java</div>
</div>
<a href="https://github.com/hoangcoderr/cleanCatClient" target="_blank" class="proj-link" style="color:var(--amber)">↗ github.com/hoangcoderr/cleanCatClient</a>
<div class="proj-desc">Custom Minecraft PvP client built on top of LWJGL/OpenGL. Hooks into the game engine to improve hit registration, render pipeline, and combat responsiveness.</div>
<div class="proj-tags"><span class="tag a">Game Dev</span><span class="tag c">Java</span><span class="tag a">OpenGL</span><span class="tag a">LWJGL</span><span class="tag">Modding</span></div>
</div>
<div class="proj">
<div class="proj-accent" style="background:var(--green)"></div>
<div class="proj-head">
<div class="proj-name">Keylogger</div>
<div class="proj-lang" style="border:1.5px solid var(--greenm);color:var(--green);background:var(--greenl)">Python</div>
</div>
<a href="https://github.com/hoangcoderr/Keylogger" target="_blank" class="proj-link" style="color:var(--green)">↗ github.com/hoangcoderr/Keylogger</a>
<div class="proj-desc">Python-based keylogging tool for cybersecurity research and system activity analysis. Data capture, encryption, and ethical security testing capabilities.</div>
<div class="proj-tags"><span class="tag g">Security</span><span class="tag c">Python</span><span class="tag g">Encryption</span><span class="tag g">Research</span></div>
</div>
<div class="proj">
<div class="proj-accent" style="background:var(--purple)"></div>
<div class="proj-head">
<div class="proj-name">TDSCoinMaker</div>
<div class="proj-lang" style="border:1.5px solid #c4b5fd;color:var(--purple);background:var(--purplel)">C#</div>
</div>
<a href="https://github.com/hoangcoderr/TDSCoinMaker" target="_blank" class="proj-link" style="color:var(--purple)">↗ github.com/hoangcoderr/TDSCoinMaker</a>
<div class="proj-desc">Automated system interacting with the TDS platform via API. Task automation (likes, follows), multi-account management, and real-time progress tracking.</div>
<div class="proj-tags"><span class="tag p">Automation</span><span class="tag">C#</span><span class="tag">API</span><span class="tag p">Bot</span></div>
</div>
</div>
<div>
<div class="sec-title r">Awards</div>
<div class="award-card gold">
<div class="award-icon">🥇</div>
<div class="award-place gold">1st Place — Champion</div>
<div class="award-name">CyberNight Game TDTU Season 1</div>
<div class="award-sub">University-level CTF & Cybersecurity competition — 2026</div>
</div>
<div class="award-card bronze">
<div class="award-icon">🥉</div>
<div class="award-place bronze">Top 3</div>
<div class="award-name">Recursive Coding Game — TDTU</div>
<div class="award-sub">University-level algorithmic programming contest — 2025</div>
</div>
<div class="award-card silver">
<div class="award-icon">🎓</div>
<div class="award-place silver">Participant</div>
<div class="award-name">Vietnam National Student IT Olympics</div>
<div class="award-sub">National-level IT & programming olympiad — 2025</div>
</div>
</div>
</div>
</div>
</div>
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