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    <!-- primary · 01 · statement -->
    <p class="page-kicker">Security &amp; Threat Model</p>
    <h1 class="page-title hero-stack measure-tight"><span class="hero-line">Static.</span><span class="hero-line">Self-managed.</span><span class="hero-line">Verification-led.</span></h1>
    <div class="page-body">
      <p class="page-lede">How this site is hosted, what it protects, what it doesn't - and how anyone can verify
      it independently.</p>

      <!-- primary · 02 · architecture -->
      <section class="security-section" aria-labelledby="security-architecture-heading">
        <h2 class="security-section-heading" id="security-architecture-heading">1. Architecture</h2>
        <section class="verify-card card" aria-labelledby="security-architecture-heading">
          <div class="verify-card__header">
            <p class="eyebrow">Architecture</p>
          </div>
          <dl class="record-grid">
            <div class="record-grid__row meta-row">
              <dt>Browser</dt>
              <dd><abbr title="HyperText Transfer Protocol Secure">HTTPS</abbr> · no cookies · no analytics</dd>
            </div>
            <div class="record-grid__row meta-row">
              <dt>Static host</dt>
              <dd>Apache · Gandi · Paris · <abbr title="Secure File Transfer Protocol">SFTP</abbr> deployment</dd>
            </div>
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              <dt>Site files</dt>
              <dd><abbr title="HyperText Markup Language">HTML</abbr> · <abbr title="Cascading Style Sheets">CSS</abbr> · vanilla JS · self-hosted fonts</dd>
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              <dt>Offline cache</dt>
              <dd>Service worker · local cache after first visit</dd>
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              <dt>Trust</dt>
              <dd>Integrity · Verify · Source · Releases</dd>
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              <dt>Archive</dt>
              <dd>Frozen signed releases</dd>
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          </dl>
        </section>
        <p class="security-architecture-note">Public inspection routes expose the signed manifest, page records, readable source
        mirrors and archived releases without exposing private infrastructure.</p>
      </section>

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      <section class="security-section" aria-labelledby="security-assets-heading">
        <h2 class="security-section-heading" id="security-assets-heading">2. Assets protected</h2>
        <p>The controls described here protect:</p>
        <ul class="i18n-list"><li>Domain ownership</li><li>DNS integrity</li><li>Hosting account integrity</li><li>Public content integrity</li><li>The signing key used for release authenticity</li></ul>
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      <!-- primary · 04 · threat model -->
      <section class="security-section" aria-labelledby="security-threat-heading">
        <h2 class="security-section-heading" id="security-threat-heading">3. Threat model</h2>
        <section class="security-subsection" aria-labelledby="security-threat-infra">
          <h3 class="security-subheading" id="security-threat-infra">Infrastructure compromise</h3>
          <ul class="i18n-list"><li>Registrar account takeover</li><li><abbr title="Domain Name System">DNS</abbr> hijack</li><li>Hosting credential compromise</li></ul>
        </section>
        <section class="security-subsection" aria-labelledby="security-threat-content">
          <h3 class="security-subheading" id="security-threat-content">Content tampering</h3>
          <ul class="i18n-list"><li>Post-deployment file modification</li><li>Malicious JavaScript injection</li><li>Silent alteration of static assets</li></ul>
        </section>
        <section class="security-subsection" aria-labelledby="security-threat-admin">
          <h3 class="security-subheading" id="security-threat-admin">Administrative abuse</h3>
          <ul class="i18n-list"><li>Credential stuffing</li><li>Automated vulnerability scanning</li></ul>
        </section>
        <section class="security-subsection" aria-labelledby="security-threat-noise">
          <h3 class="security-subheading" id="security-threat-noise">Commodity internet noise</h3>
          <p>Continuous automated probing for common <abbr title="Content Management System">CMS</abbr> paths, configuration files, or known endpoints. These are treated as persistent background conditions rather than exceptional events.</p>
        </section>
      </section>

      <!-- primary · 05 · controls -->
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        <h2 class="security-section-heading" id="security-controls-heading">4. Controls</h2>
        <section class="security-subsection" aria-labelledby="security-controls-registrar">
          <h3 class="security-subheading" id="security-controls-registrar">Registrar &amp; <abbr title="Domain Name System">DNS</abbr></h3>
          <ul class="i18n-list"><li><abbr title="Multi-Factor Authentication">MFA</abbr> enabled</li><li>Registrar lock active</li><li><abbr title="Domain Name System Security Extensions">DNSSEC</abbr> enabled and validated</li><li><abbr title="Certificate Authority Authorization">CAA</abbr> records restrict certificate issuance</li></ul>
        </section>
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          <h3 class="security-subheading" id="security-controls-hosting">Hosting</h3>
          <ul class="i18n-list"><li>Multi-factor authentication enabled</li><li><abbr title="Secure File Transfer Protocol">SFTP</abbr>-only deployment</li><li>No <abbr title="Secure Shell">SSH</abbr> shell exposure</li><li>No scheduled background execution</li></ul>
        </section>
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          <h3 class="security-subheading" id="security-controls-content">Public content</h3>
          <ul class="i18n-list"><li>Static architecture reduces server-side attack surface</li><li>Strict <abbr title="Content Security Policy">CSP</abbr> starting from <code>default-src 'none'</code></li><li>No external resource loading</li><li>No dynamic script execution</li></ul>
        </section>
        <section class="security-subsection" aria-labelledby="security-controls-monitoring">
          <h3 class="security-subheading" id="security-controls-monitoring">Monitoring</h3>
          <ul class="i18n-list"><li>Structured log analysis</li><li>Pattern detection and anomaly scoring</li><li>File integrity drift detection against the signed release baseline</li></ul>
        </section>
      </section>

      <!-- primary · 06 · public verification surface -->
      <section class="security-section" aria-labelledby="security-public-verification-heading">
        <h2 class="security-section-heading" id="security-public-verification-heading">5. Public verification surface</h2>
        <p>The site exposes public inspection routes so published content can be checked without
        private infrastructure access.</p>
        <ul class="i18n-list"><li><a href="/en-au/integrity/" aria-label="Open the integrity archive for signed releases, public key and manifest"><code>/integrity/</code></a> records signed releases, public key and manifest</li><li><a href="/en-au/verify/" aria-label="Open the page verification tool for canonical URLs, source mirrors and fingerprints"><code>/verify/</code></a> records one page’s canonical <abbr title="Uniform Resource Locator">URL</abbr>, source mirror and fingerprint</li><li><a href="/en-au/source/" aria-label="Open readable source mirrors of selected public files"><code>/source/</code></a> publishes readable mirrors of selected public files</li><li><a href="/en-au/integrity/releases/" aria-label="Open frozen signed release snapshots"><code>/integrity/releases/</code></a> preserves frozen signed snapshots</li></ul>
        <p>These routes support inspection and provenance. They do not remove the need to protect <abbr title="Domain Name System">DNS</abbr>, hosting credentials and the private signing key.</p>
      </section>

      <!-- primary · 07 · residual risk -->
      <section class="security-section" aria-labelledby="security-residual-heading">
        <h2 class="security-section-heading" id="security-residual-heading">6. Residual risk</h2>
        <p>This model protects the public static site. It does not protect against registrar
        compromise, hosting compromise, client-device compromise or private key compromise.</p>
        <p>This model does not attempt to address:</p>
        <ul class="i18n-list"><li>Physical compromise of hosting infrastructure</li><li>Global <abbr title="Domain Name System">DNS</abbr> root compromise</li><li>Certificate authority (<abbr title="Certificate Authority">CA</abbr>) compromise</li><li>State-level adversaries</li><li>Zero-day browser exploits on client devices</li></ul>
        <p>The main risks remain domain, <abbr title="Domain Name System">DNS</abbr>, hosting and private key compromise.</p>
      </section>

      <!-- primary · 08 · disclosure -->
      <section class="security-section" aria-labelledby="security-disclosure-heading">
        <h2 class="security-section-heading" id="security-disclosure-heading">7. Disclosure</h2>
        <p>Responsible disclosure is welcome. Security contact details and encrypted communication instructions are published at <a href="/.well-known/security.txt" aria-describedby="desc-security-contact"><code>/.well-known/security.txt</code></a>.</p>
        <span class="visually-hidden" id="desc-security-contact">Read the security.txt disclosure policy for this site</span>
      </section>

      <!-- primary · 09 · design principles -->
      <section class="security-section" aria-labelledby="security-design-heading">
        <h2 class="security-section-heading" id="security-design-heading">8. Design principles</h2>
        <ul class="i18n-list"><li>Simplicity over complexity</li><li>Deterministic behaviour over dynamic systems</li><li>Transparency over obscurity</li><li>Verifiable integrity over trust assumptions</li></ul>
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    <p class="print-trust-kicker">Security &amp; Threat Model</p>
    <p class="print-trust-title">Static, self-managed, verification-led</p>
    <p class="print-trust-lede">The public site is static HTML, CSS and vanilla JavaScript, with strict headers, no runtime server logic, no public database and no third-party scripts.</p>
    <p class="print-trust-meta">Edition 2026-05-23 · trentpower.fr/security/</p>
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      <p class="print-trust-label"><span class="num">01</span> <span>Architecture</span></p>
      <p>Static HTML, CSS, vanilla JavaScript. Self-managed deployment on Apache (Gandi, Paris). No public database.</p>
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    <div class="print-trust-card">
      <p class="print-trust-label"><span class="num">02</span> <span>Security headers</span></p>
      <p><abbr title="Content Security Policy">CSP</abbr> default-deny. <abbr title="HTTP Strict Transport Security">HSTS</abbr>. <abbr title="Cross-Origin Opener Policy">COOP</abbr> / <abbr title="Cross-Origin Embedder Policy">COEP</abbr> / <abbr title="Cross-Origin Resource Policy">CORP</abbr>. Referrer-Policy no-referrer. Locked-down Permissions-Policy.</p>
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      <p class="print-trust-label"><span class="num">03</span> <span>Assets protected</span></p>
      <p>Identity. Published content. Public verification files. Source integrity.</p>
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      <p class="print-trust-label"><span class="num">04</span> <span>Threat model</span></p>
      <p>Content injection. Hosting credential compromise. Spoofed identity. Stale or tampered files.</p>
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      <p class="print-trust-label"><span class="num">05</span> <span>Controls</span></p>
      <p>No third-party scripts. No public forms. Signed integrity manifest. Restricted file exposure. Service-worker-controlled cache.</p>
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      <p class="print-trust-label"><span class="num">06</span> <span>Residual risk</span></p>
      <p>Hosting and registrar risk remain. Static-site exposure is reduced, not eliminated. Responsible disclosure route is published.</p>
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