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  <!-- Core Platform Landing & Hub Pages -->
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  <!-- System Design Masterclass (24 Modules) -->
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  <!-- Cloud Computing Architecture (13 Modules) -->
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    <loc>https://prepspaces.com/learning/cloud</loc>
    <lastmod>2026-10-22</lastmod>
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    <priority>0.9</priority>
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    <lastmod>2026-10-22</lastmod>
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  <!-- DevOps & Site Reliability Engineering (12 Modules) -->
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    <loc>https://prepspaces.com/learning/devops/linux</loc>
    <lastmod>2026-10-22</lastmod>
    <changefreq>weekly</changefreq>
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    <loc>https://prepspaces.com/learning/devops/docker</loc>
    <lastmod>2026-10-22</lastmod>
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  <url>
    <loc>https://prepspaces.com/learning/devops/k8s</loc>
    <lastmod>2026-10-22</lastmod>
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  <url>
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  <url>
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    <lastmod>2026-10-22</lastmod>
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  <!-- Operating Systems Master Course (24 Modules) -->
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    <lastmod>2026-10-22</lastmod>
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  <url>
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    <loc>https://prepspaces.com/learning/os/concurrency</loc>
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  <url>
    <loc>https://prepspaces.com/learning/os/final-capstone</loc>
    <lastmod>2026-10-22</lastmod>
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    <priority>0.9</priority>
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  <!-- Computer Networks & Internet Architecture (24 Modules) -->
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    <lastmod>2026-10-22</lastmod>
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  <url>
    <loc>https://prepspaces.com/learning/networks/physical</loc>
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  <url>
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    <lastmod>2026-10-22</lastmod>
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  <url>
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  <url>
    <loc>https://prepspaces.com/learning/networks/routing</loc>
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  <url>
    <loc>https://prepspaces.com/learning/networks/config</loc>
    <lastmod>2026-10-22</lastmod>
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  <url>
    <loc>https://prepspaces.com/learning/networks/tcp</loc>
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  <url>
    <loc>https://prepspaces.com/learning/networks/udp</loc>
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  <url>
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  <url>
    <loc>https://prepspaces.com/learning/networks/application-layer</loc>
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  <url>
    <loc>https://prepspaces.com/learning/networks/wireless</loc>
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  <url>
    <loc>https://prepspaces.com/learning/networks/switching</loc>
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  <url>
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  <url>
    <loc>https://prepspaces.com/learning/networks/threat-modeling</loc>
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  <url>
    <loc>https://prepspaces.com/learning/networks/packet-analysis</loc>
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  <url>
    <loc>https://prepspaces.com/learning/networks/attacks-defenses</loc>
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  <url>
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  <url>
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  <url>
    <loc>https://prepspaces.com/learning/networks/final-capstone</loc>
    <lastmod>2026-10-22</lastmod>
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    <priority>0.9</priority>
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  <!-- Cybersecurity & Ethical Hacking Masterclass (24 Modules) -->
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    <loc>https://prepspaces.com/learning/cybersecurity</loc>
    <lastmod>2026-10-22</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
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    <loc>https://prepspaces.com/learning/cybersecurity/networking</loc>
    <lastmod>2026-10-22</lastmod>
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    <priority>0.85</priority>
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  <url>
    <loc>https://prepspaces.com/learning/cybersecurity/systems</loc>
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    <priority>0.85</priority>
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  <url>
    <loc>https://prepspaces.com/learning/cybersecurity/threat-modeling</loc>
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