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<!DOCTYPE html>
<html lang="en">
<head>
<!-- Jekyll SEO tag -->
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>CTF Writeups | Cyber Security Club</title>
<meta name="generator" content="Jekyll v3.9.5">
<meta property="og:title" content="CTF Writeups - Cyber Security Club Uttara University">
<meta name="author" content="Cyber Security Club | Uttara University">
<meta property="og:locale" content="en_US">
<meta name="description" content="Explore detailed CTF writeups from Cyber Security Club at Uttara University. Learn from step-by-step solutions covering web security, cryptography, forensics, and more.">
<meta property="og:description"
content="Detailed CTF writeups and solutions from CSC Uttara University. Learn ethical hacking, digital forensics, cryptography through comprehensive writeups and tutorials.">
<meta name="keywords"
content="CTF writeups, cybersecurity, ethical hacking, CTF solutions, cyber security club, uttara university, capture the flag, web security, cryptography, forensics, reverse engineering, binary exploitation, OSINT">
<meta name="robots" content="index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1">
<meta name="googlebot" content="index, follow">
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<meta name="geo.position" content="23.8041;90.4152">
<meta name="ICBM" content="23.8041, 90.4152">
<meta property="og:site_name" content="Cyber Security Club | Uttara University">
<meta property="og:type" content="website">
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<meta property="og:image:height" content="630">
<meta property="og:image:alt" content="CTF Writeups - Cyber Security Club Uttara University">
<meta name="twitter:card" content="summary_large_image">
<meta property="twitter:title" content="CTF Writeups - Cyber Security Club UU">
<meta name="twitter:image" content="https://cybersecurity.club.uttara.ac.bd/assets/images/csc_white.png">
<meta name="twitter:image:alt" content="CTF Writeups Cyber Security Club Uttara University">
<meta name="twitter:description"
content="Detailed CTF writeups and solutions from CSC Uttara University. Learn cybersecurity through comprehensive tutorials.">
<meta name="twitter:site" content="@csc_uu">
<meta name="twitter:creator" content="@csc_uu">
<meta name="twitter:domain" content="cybersecurity.club.uttara.ac.bd">
<meta name="twitter:app:name:iphone" content="CSC UU CTF Writeups">
<!-- Additional SEO Meta Tags -->
<meta name="theme-color" content="#1e3a8a">
<meta name="msapplication-TileColor" content="#1e3a8a">
<meta name="application-name" content="CSC UU">
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<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
<!-- Google Search Console Verification -->
<meta name="google-site-verification" content="googlef1444b151b031c52">
<!-- Canonical URL -->
<link rel="canonical" href="https://cybersecurity.club.uttara.ac.bd/CTFWriteups.html">
<!-- Alternate Languages -->
<link rel="alternate" hreflang="en" href="https://cybersecurity.club.uttara.ac.bd/CTFWriteups.html">
<link rel="alternate" hreflang="bn" href="https://cybersecurity.club.uttara.ac.bd/CTFWriteups.html">
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<link rel="dns-prefetch" href="//fonts.gstatic.com">
<link rel="dns-prefetch" href="//cdnjs.cloudflare.com">
<!-- Structured Data JSON-LD -->
<script type="application/ld+json">
{
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"@type": "WebPage",
"name": "CTF Writeups - Cyber Security Club Uttara University",
"description": "Detailed CTF writeups and solutions from Cyber Security Club at Uttara University covering web security, cryptography, forensics, and more.",
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]
}
}
</script>
<!-- Default Nav bar -->
<link rel="stylesheet" href="/assets/css/style.css">
<link rel="stylesheet" href="/assets/css/ctf.css">
<!-- Favicon -->
<link rel="apple-touch-icon" sizes="180x180" href="/assets/images/favicon/apple-touch-icon.png">
<link rel="icon" type="image/png" sizes="32x32" href="/assets/images/favicon/favicon-32x32.png">
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<link rel="manifest" href="/assets/images/favicon/site.webmanifest">
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<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.7.2/css/all.min.css"
integrity="sha512-Evv84Mr4kqVGRNSgIGL/F/aIDqQb7xQ2vcrdIwxfjThSH8CSR7PBEakCr51Ck+w+/U6swU2Im1vVX0SVk9ABhg=="
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rel="stylesheet">
</head>
<body>
<nav class="header">
<div class="header-wrapper">
<div class="header-image-container">
<a rel="author" href="index.html" title="Cyber Security Club Homepage">
<div class="header-image"></div>
</a>
</div>
<ul class="navbar-links">
<li>
<a href="index.html"><span class="navbar-slash">|</span>Home</a>
</li>
<li>
<a href="about.html"><span class="navbar-slash">|</span>About</a>
</li>
<li>
<a href="advisor.html"><span class="navbar-slash">|</span>Advisor</a>
</li>
<li class="dropdown">
<a href="CTF.html" class="active-nav-link">
<span class="navbar-slash">|</span>
<span>CTF</span>
</a>
<div class="dropdown-content">
<a href="http://ctf-cybersecurity-club-uttara.duckdns.org/scoreboard">Dashboard</a>
<a href="CTFWeekly.html">Weekly CTFs</a>
<a href="CTFMonthly.html">Monthly CTFs</a>
<a href="CTFWriteups.html">Writeups</a>
</div>
</li>
<li>
<a href="events.html"><span class="navbar-slash">|</span>Events</a>
</li>
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<a href="gallery.html"><span class="navbar-slash">|</span>Gallery</a>
</li>
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<a href="groups.html"><span class="navbar-slash">|</span>Groups</a>
</li>
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</li>
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</li>
<li>
<a href="/CertificateGenerator/certificate-generator.html"><span class="navbar-slash">|</span>Certificate</a>
</li>
<li class="dropdown">
<a href="MemberShip.html">
<span class="navbar-slash">|</span>
<span>Membership</span>
</a>
<div class="dropdown-content">
<a href="MemberShip.html">Membership Process</a>
<a href="recruitment.html">Join Us</a>
</div>
</li>
</ul>
<div class="navbar-controls">
<div class="navbar-burger">
<div class="line-1"></div>
<div class="line-2"></div>
<div class="line-3"></div>
</div>
</div>
</div>
</nav>
<!-- nav Ends -->
<main class="page-content" aria-label="Content">
<div>
<div class="hero">
<div class="container">
<h1>CTF Writeups</h1>
<p>Learn from detailed solutions, share knowledge, and build the cybersecurity community together.</p>
</div>
</div>
<div class="container">
<!-- Add Post Form -->
<!-- <div class="add-post-form" id="addPostForm">
<h2 style="margin-bottom: 25px; color: #3b82f6;">📝 Add New Writeup</h2>
<form onsubmit="addWriteup(event)">
<div class="form-row">
<div class="form-group">
<label for="title">Title *</label>
<input type="text" id="title" name="title" required placeholder="e.g., SQL Injection in Login Portal">
</div>
<div class="form-group">
<label for="difficulty">Difficulty *</label>
<select id="difficulty" name="difficulty" required>
<option value="">Select difficulty</option>
<option value="beginner">Beginner</option>
<option value="intermediate">Intermediate</option>
<option value="advanced">Advanced</option>
</select>
</div>
</div>
<div class="form-group">
<label for="description">Description *</label>
<textarea id="description" name="description" required placeholder="Brief description of the challenge and your approach..."></textarea>
</div>
<div class="form-row">
<div class="form-group">
<label for="author">Author Name *</label>
<input type="text" id="author" name="author" required placeholder="Your name">
</div>
<div class="form-group">
<label for="readTime">Read Time (minutes)</label>
<input type="number" id="readTime" name="readTime" placeholder="5" min="1">
</div>
</div>
<div class="form-row">
<div class="form-group">
<label for="category">Category *</label>
<select id="category" name="category" required>
<option value="">Select category</option>
<option value="web">Web Security</option>
<option value="crypto">Cryptography</option>
<option value="binary">Binary Exploitation</option>
<option value="forensics">Forensics</option>
<option value="osint">OSINT</option>
<option value="reverse">Reverse Engineering</option>
</select>
</div>
<div class="form-group">
<label for="mediumUrl">Medium Post URL</label>
<input type="url" id="mediumUrl" name="mediumUrl" placeholder="https://medium.com/@yourpost">
</div>
<div class="form-group">
<label for="avatarUrl">Avatar Image URL (GitHub/Medium)</label>
<input type="url" id="avatarUrl" name="avatarUrl" placeholder="https://github.com/username.png">
</div>
</div>
<div class="form-group">
<label for="tags">Tags (comma separated)</label>
<input type="text" id="tags" name="tags" placeholder="sql, injection, webapp, beginner">
</div>
<div>
<button type="submit" class="submit-btn">📤 Publish Writeup</button>
<button type="button" class="cancel-btn" onclick="toggleAddForm()">Cancel</button>
</div>
</form>
</div>
-->
<!-- Filters -->
<div class="filters">
<button class="filter-btn active" onclick="filterWriteups('all')">All Posts</button>
<button class="filter-btn" onclick="filterWriteups('Monthly')">Monthly CTFs</button>
<button class="filter-btn" onclick="filterWriteups('Weekly')">Weekly CTFs</button>
</div>
<!-- Writeups Grid -->
<div class="writeups-grid" id="writeupsgrid">
<!-- Sample writeups will be populated by JavaScript -->
</div>
<div class="no-results" id="noResults">
<h3>No writeups found</h3>
<p>Try adjusting your filters or add the first writeup in this category!</p>
</div>
</div>
</div>
</main>
<!-- Footer 2 !!Dont Touch!! -->
<!-- Footer -->
<footer class="site-footer">
<div class="footer-wrapper">
<div class="footer-info-container">
<div class="footer-title-container">
<div class="footer-title">
<p>Cyber Security Club,Uttara University</p>
</div>
<a class="email" href="mailto:cybersecurity@club.uttara.ac.bd?subject=General%20Inquiry%20-%20Cyber%20Security%20Club&body=Hello%20Cyber%20Security%20Club%20Team%2C%0A%0AI%20would%20like%20to%20inquire%20about%3A%0A%0A%5BPlease%20describe%20your%20inquiry%20here%5D%0A%0AThank%20you%20for%20your%20time.%0A%0ABest%20regards%2C%0A%5BYour%20Name%5D%0A%5BYour%20Contact%20Information%5D"
title="cybersecurity@club.uttara.ac.bd">
<div class="mail">
<span>Contact@CyberSecurityClub</span>
</div>
</a>
</div>
<div class="footer-description-container">
</div>
</div>
<div class="footer-social-container">
<a class="social-link" rel="me noopener" target="_blank" href="https://facebook.com/csc.uu.bd" title="Facebook CSC">
<i class="fa-brands fa-square-facebook"></i>
</a>
<a class="social-link" rel="me noopener" target="_blank" href="https://www.linkedin.com/company/cscuu/?viewAsMember=true" title="LinkedIn CSC">
<i class="fa-brands fa-linkedin"></i>
</a>
<a class="social-link" rel="me noopener" target="_blank" href="https://discord.gg/N83SjBHjzG" title="Discord CSC">
<i class="fa-brands fa-discord"></i>
</a>
</div>
<div class="site-credit">
©2025 | Developed by Cyber Security Club, Uttara University
</div>
</div>
</footer>
<script>
// CTF Writeups Data
const writeups = [
{
id: 1,
title: "CTF Night 0x1",
description: "Step-by-step writeups for challenges from CTF Night 0x1 covering multiple cybersecurity domains",
author: "S4M",
difficulty: "beginner",
category: "Monthly",
tags: ["Linux", "Web", "Networking", "Crypto", "OSINT"],
date: "2025-08-10",
readTime: 120,
mediumUrl: "https://github.com/Cyber-Security-Club-Uttara-University/CTF_Night_0x1_Writeups",
avatarUrl: "https://avatars.githubusercontent.com/u/73462438?v=4",
},
// Additional writeups can be added here
];
let currentFilter = 'all';
/**
* Renders writeups to the grid
* @param {Array} filteredWriteups - Array of writeup objects to display
*/
function renderWriteups(filteredWriteups = writeups) {
const grid = document.getElementById('writeupsgrid');
const noResults = document.getElementById('noResults');
if (!grid || !noResults) {
console.error('Required DOM elements not found');
return;
}
// Filter out invalid writeups
const validWriteups = filteredWriteups.filter(w => w && w.title && w.author);
if (validWriteups.length === 0) {
grid.innerHTML = '';
noResults.style.display = 'block';
return;
}
noResults.style.display = 'none';
grid.innerHTML = validWriteups.map(writeup => {
const avatarUrl = writeup.avatarUrl || writeup.customUrl;
const avatarContent = avatarUrl
? `<img src="${avatarUrl}" alt="${writeup.author}" style="width: 100%; height: 100%; object-fit: cover; border-radius: 50%;">`
: writeup.author.split(' ').map(n => n[0]).join('');
return `
<div class="writeup-card" onclick="openWriteup('${writeup.mediumUrl || '#'}')">
<div class="card-header">
<div class="card-meta">
<span class="difficulty-badge difficulty-${writeup.difficulty}">
${writeup.difficulty.charAt(0).toUpperCase() + writeup.difficulty.slice(1)}
</span>
<span class="date">${formatDate(writeup.date)}</span>
</div>
<h3 class="card-title">${writeup.title}</h3>
<p class="card-description">${writeup.description}</p>
<div class="card-tags">
${writeup.tags.map(tag => `<span class="tag">#${tag}</span>`).join('')}
</div>
</div>
<div class="card-footer">
<div class="author">
<div class="author-avatar">${avatarContent}</div>
<div class="author-name">${writeup.author}</div>
</div>
<div class="read-time">${writeup.readTime || 5} min read</div>
</div>
</div>
`;
}).join('');
}
/**
* Formats date string to readable format
* @param {string} dateStr - Date string in YYYY-MM-DD format
* @returns {string} Formatted date string
*/
function formatDate(dateStr) {
try {
const date = new Date(dateStr);
return date.toLocaleDateString('en-US', {
month: 'short',
day: 'numeric',
year: 'numeric'
});
} catch (error) {
console.error('Error formatting date:', error);
return dateStr;
}
}
/**
* Filters writeups based on category
* @param {string} category - Category to filter by
*/
function filterWriteups(category) {
// Update active filter button
document.querySelectorAll('.filter-btn').forEach(btn => btn.classList.remove('active'));
if (event && event.target) {
event.target.classList.add('active');
}
currentFilter = category;
let filtered = writeups;
if (category !== 'all') {
if (category === 'beginner') {
filtered = writeups.filter(w => w.difficulty === 'beginner');
} else {
filtered = writeups.filter(w => w.category === category);
}
}
renderWriteups(filtered);
}
/**
* Opens writeup URL in new tab
* @param {string} url - URL to open
*/
function openWriteup(url) {
if (url && url !== '#') {
window.open(url, '_blank', 'noopener');
} else {
alert('Writeup URL not available for this post.');
}
}
// Initialize the page when DOM is loaded
document.addEventListener('DOMContentLoaded', function() {
try {
renderWriteups();
} catch (error) {
console.error('Error initializing page:', error);
}
});
</script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
<script src="assets/js/index.js"></script>
</body>
</html>