117 lines
4.8 KiB
HTML
117 lines
4.8 KiB
HTML
{% extends "base.html" %}
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{% block title %}Stegasoo - Secure Steganography{% endblock %}
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{% block content %}
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<div class="text-center mb-5">
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<img src="{{ url_for('static', filename='logo.svg') }}" alt="Stegasoo" height="120" class="mb-3">
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<h1 class="display-4 fw-bold">Stegasoo</h1>
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<p class="lead text-muted">Create hidden encrypted messages in images and photos using advanced steganography.</p>
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</div>
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<div class="row g-4 mb-5">
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<!-- Encode Card -->
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<div class="col-md-4">
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<a href="/encode" class="text-decoration-none card-link">
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<div class="card h-100 feature-card">
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<div class="card-header text-center py-3">
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<i class="bi bi-lock-fill fs-1 embossed-icon"></i>
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</div>
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<div class="card-body text-center">
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<h5 class="card-title">Encode Message</h5>
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<p class="card-text text-muted">
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Hide and enrypt secret data in an image like a photo or meme.
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</p>
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</div>
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</div>
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</a>
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</div>
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<!-- Decode Card -->
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<div class="col-md-4">
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<a href="/decode" class="text-decoration-none card-link">
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<div class="card h-100 feature-card">
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<div class="card-header text-center py-3">
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<i class="bi bi-unlock-fill fs-1 embossed-icon"></i>
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</div>
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<div class="card-body text-center">
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<h5 class="card-title">Decode Message</h5>
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<p class="card-text text-muted">
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Extract and decrypt data from Stegasoo-encoded images
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</p>
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</div>
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</div>
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</a>
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</div>
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<!-- Generate Card -->
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<div class="col-md-4">
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<a href="/generate" class="text-decoration-none card-link">
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<div class="card h-100 feature-card">
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<div class="card-header text-center py-3">
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<i class="bi bi-key-fill fs-1 embossed-icon"></i>
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</div>
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<div class="card-body text-center">
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<h5 class="card-title">Generate Keys</h5>
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<p class="card-text text-muted">
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Create weekly phrase card with PIN and/or RSA key.
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</p>
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</div>
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</div>
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</a>
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</div>
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</div>
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<div class="card">
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<div class="card-header">
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<h5 class="mb-0"><i class="bi bi-diagram-3 me-2"></i>How It Works</h5>
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</div>
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<div class="card-body">
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<div class="row">
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<div class="col-md-6">
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<h6 class="text-primary"><i class="bi bi-1-circle me-2"></i>Key Components</h6>
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<ul class="list-unstyled">
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<li class="mb-2">
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<i class="bi bi-image text-info me-2"></i>
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<strong>Reference Photo</strong> — Any photo you and recipient both have
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</li>
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<li class="mb-2">
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<i class="bi bi-chat-quote text-info me-2"></i>
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<strong>Day Phrase</strong> — 3 to 12 words, one each day of the week
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</li>
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<li class="mb-2">
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<i class="bi bi-key text-info me-2"></i>
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<strong>RSA Key</strong> — 2048, 3072, or 4096 bit, password protected PEM or printable QR code.
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</li>
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<li class="mb-2">
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<i class="bi bi-123 text-info me-2"></i>
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<strong>Static PIN</strong> — 6-9 digits, same every day
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</li>
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</ul>
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</div>
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<div class="col-md-6">
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<h6 class="text-primary"><i class="bi bi-2-circle me-2"></i>Security Features</h6>
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<ul class="list-unstyled">
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<li class="mb-2">
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<i class="bi bi-shield-check text-success me-2"></i>
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Perfect for async communication and encoding/decoding on air-gapped devices.
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</li>
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<li class="mb-2">
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<i class="bi bi-shield-check text-success me-2"></i>
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Argon2id memory-hard key derivation (256MB)
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</li>
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<li class="mb-2">
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<i class="bi bi-shuffle text-success me-2"></i>
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Pseudo-random pixel selection (defeats steganalysis)
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</li>
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<li class="mb-2">
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<i class="bi bi-lock text-success me-2"></i>
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AES-256-GCM authenticated encryption
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</li>
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</ul>
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</div>
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</div>
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</div>
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</div>
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{% endblock %}
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