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<title>River Rooks | Blog Lander (Dual-Lead Grid &amp; Feed)</title>
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<body>
<main class="tiling-layout">
<!-- Top Global Bar (Gateway 3 Match) -->
<header class="global-bar">
<div class="brand-group">
<span class="status-indicator"></span>
<span>RIVER ROOKS // DUAL-LEAD DISPATCH CATALOG</span>
</div>
<nav class="bar-nav" aria-label="Quick Navigation">
<a href="service-gateway-tiling.html" class="bar-link">Gateway 3 ↗</a>
<a href="#" class="bar-link active">&gt; Catalog</a>
<a href="https://git.rooks.dev" target="_blank" rel="noopener" class="bar-link">Git Forge</a>
<a href="feed.xml" class="bar-link">RSS</a>
<a href="index.html" class="bar-link">Samples ↗</a>
</nav>
</header>
<!-- Hero Tile: Mission Statement & Metadata Badges -->
<section class="hero-tile" aria-label="Blog Declaration">
<div class="hero-pretitle">RESEARCH &bull; DISPATCHES &bull; SPECIFICATIONS</div>
<h1 class="hero-main-title">Systems Research &amp; Security Engineering Feed</h1>
<p class="hero-landing-text">
This catalog organizes field reports across two primary research vectors: hardware firmware reverse engineering and bare-metal self-hosted cloud infrastructure. Full source code, shell bootstrapping scripts, and network topology manifests are included.
</p>
<div class="hero-metadata-badges">
<span class="meta-badge">[NODE: gw-node01.lan]</span>
<span class="meta-badge">[5 CANONICAL DISPATCHES]</span>
<span class="meta-badge">[FORMAT: GHOSTTY / ZED MINIMALISM]</span>
<span class="meta-badge">[ENCRYPTED SYNC: WIREGUARD]</span>
</div>
</section>
<!-- Dual-Lead Grid: 2 Featured Stories Side-by-Side -->
<div class="dual-lead-grid">
<!-- Lead 1: Firmware Reversing -->
<section class="tile" aria-label="Lead Article 1">
<div class="tile-header">
<div class="tile-title">
<span>// LEAD: HARDWARE FORENSICS</span>
</div>
<span class="tile-meta">2026-07-20 &bull; 8 MIN</span>
</div>
<div style="display: flex; flex-direction: column; gap: 10px;">
<div class="lead-badge-row">
<span style="color: var(--accent-amber); font-weight: 700; font-family: 'IBM Plex Mono', monospace;">[PINNED LEAD]</span>
<span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">~/notes/iot-firmware-spi-extraction.md</span>
</div>
<h2 style="margin: 0;">
<a href="#" class="lead-heading">Reverse Engineering IoT Firmware: SPI Flash Extraction</a>
</h2>
<p class="lead-excerpt">
Extracting binary firmware from an 8-pin SOP SPI flash chip using a Bus Pirate and flashrom to bypass locked-down UART/JTAG interfaces on production microcontrollers.
</p>
<div class="code-preview">
<div class="code-preview-header">
<span>extract_firmware.sh</span>
<span>POSIX sh</span>
</div>
<div class="code-preview-body">
<pre><code>flashrom -p buspirate_spi:dev=/dev/ttyUSB0,spispeed=1M \
-r firmware_dump.bin && md5sum firmware_dump.bin</code></pre>
</div>
</div>
</div>
<div class="lead-footer">
<span style="color: var(--text-muted);">[#firmware] [#hardware]</span>
<a href="#" class="read-lead-btn">READ WRITEUP [8 MIN] &rarr;</a>
</div>
</section>
<!-- Lead 2: Traefik Infrastructure -->
<section class="tile" aria-label="Lead Article 2">
<div class="tile-header">
<div class="tile-title">
<span>// LEAD: INFRASTRUCTURE ROUTING</span>
</div>
<span class="tile-meta">2026-07-15 &bull; 12 MIN</span>
</div>
<div style="display: flex; flex-direction: column; gap: 10px;">
<div class="lead-badge-row">
<span style="color: var(--accent-cyan); font-weight: 700; font-family: 'IBM Plex Mono', monospace;">[PINNED LEAD]</span>
<span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">~/notes/ha-traefik-docker.md</span>
</div>
<h2 style="margin: 0;">
<a href="#" class="lead-heading">High-Availability Traefik Router with Docker Compose</a>
</h2>
<p class="lead-excerpt">
Architecting automated TLS wildcard certificate propagation, Docker provider label routing, zero-downtime container updates, and backend health-check failover.
</p>
<div class="code-preview">
<div class="code-preview-header">
<span>docker-compose.traefik.yml</span>
<span>YAML</span>
</div>
<div class="code-preview-body">
<pre><code>services:
traefik:
image: traefik:v3.1
command: ["--providers.docker=true", "--entrypoints.websecure.address=:443"]</code></pre>
</div>
</div>
</div>
<div class="lead-footer">
<span style="color: var(--text-muted);">[#homelab] [#docker-traefik]</span>
<a href="#" class="read-lead-btn">READ WRITEUP [12 MIN] &rarr;</a>
</div>
</section>
</div>
<!-- Archive Dispatches Feed Tile with Interactive Inspector -->
<section class="archive-feed-tile" aria-label="Chronological Dispatches Archive">
<div class="tile-header">
<div class="tile-title">
<span>// CHRONOLOGICAL DISPATCHES ARCHIVE</span>
</div>
<span class="tile-meta">SELECT ROW TO INSPECT NOTES</span>
</div>
<div class="archive-table-wrapper">
<table class="archive-table" aria-label="Archive table">
<thead>
<tr>
<th scope="col">DATE</th>
<th scope="col">CATEGORY</th>
<th scope="col">TITLE / PATH</th>
<th scope="col">READ TIME</th>
<th scope="col">ACTION</th>
</tr>
</thead>
<tbody>
<tr class="archive-row active" onclick="inspectRow(0)">
<td><span style="color: var(--accent-cyan); font-family: 'IBM Plex Mono', monospace;">2026-07-10</span></td>
<td><span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">[#posix-sh]</span></td>
<td><a href="#" class="archive-title-link">&gt; POSIX sh vs. Bash: Portability in Modern Scripts</a></td>
<td><span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">6 min</span></td>
<td><span style="color: var(--accent-cyan); font-family: 'IBM Plex Mono', monospace;">[INSPECT &darr;]</span></td>
</tr>
<tr class="archive-row" onclick="inspectRow(1)">
<td><span style="color: var(--accent-cyan); font-family: 'IBM Plex Mono', monospace;">2026-06-28</span></td>
<td><span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">[#ctf]</span></td>
<td><a href="#" class="archive-title-link">&gt; CTF Write-up: Heap Exploitation in glibc 2.35</a></td>
<td><span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">15 min</span></td>
<td><span style="color: var(--accent-cyan); font-family: 'IBM Plex Mono', monospace;">[INSPECT &darr;]</span></td>
</tr>
<tr class="archive-row" onclick="inspectRow(2)">
<td><span style="color: var(--accent-cyan); font-family: 'IBM Plex Mono', monospace;">2026-06-14</span></td>
<td><span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">[#networking]</span></td>
<td><a href="#" class="archive-title-link">&gt; Zero-Trust Network Isolation with WireGuard &amp; OPNsense VLANs</a></td>
<td><span style="color: var(--text-muted); font-family: 'IBM Plex Mono', monospace;">10 min</span></td>
<td><span style="color: var(--accent-cyan); font-family: 'IBM Plex Mono', monospace;">[INSPECT &darr;]</span></td>
</tr>
</tbody>
</table>
</div>
<!-- Inspection Details Box -->
<div class="inspect-box" id="inspectBox">
<div class="inspect-head">
<span id="inspectPath" style="color: var(--accent-cyan); font-weight: 700;">~/notes/posix-sh-vs-bash.md</span>
<span id="inspectMeta">2026-07-10 &bull; 6 MIN READ &bull; [#posix-sh] [#shell] [#unix]</span>
</div>
<p class="inspect-prose" id="inspectProse">
Analyzing edge-case incompatibilities, syntax overhead, eliminating bashisms, and writing fast, bulletproof bootstrapping scripts for Alpine and embedded targets conforming to IEEE Std 1003.1.
</p>
<div style="display: flex; justify-content: flex-end;">
<a href="#" id="inspectReadBtn" class="read-lead-btn" style="padding: 4px 10px; font-size: 0.76rem;">OPEN ENTRY &rarr;</a>
</div>
</div>
</section>
<!-- Global Footer Tile (Matching Gateway 3 Exactly) -->
<footer class="footer-tile">
<div>River Rooks &bull; University of Alabama College of Engineering</div>
<nav class="footer-links-cluster" aria-label="Global Footer Links">
<a href="service-gateway-tiling.html" class="footer-btn">Gateway Lander</a>
<span class="pipe">|</span>
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<a href="#" title="Fingerprint: 0x4A8E92F1C0B3D4E7" class="footer-btn">PGP</a>
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<a href="index.html" class="footer-btn">Catalog ↗</a>
</nav>
</footer>
</main>
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path: '~/notes/posix-sh-vs-bash.md',
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meta: '2026-06-14 • 10 MIN READ • [#networking] [#wireguard] [#security]',
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