diff --git a/renderer/station-b.html b/renderer/station-b.html
index 71fff80..e9a097f 100644
--- a/renderer/station-b.html
+++ b/renderer/station-b.html
@@ -9,7 +9,7 @@
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
     <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500&display=swap" rel="stylesheet">
-    <script src="https://unpkg.com/lucide@0.344.0/dist/umd/lucide.min.js"></script>
+    <script src="https://unpkg.com/lucide@0.344.0/dist/umd/lucide.min.js" integrity="sha384-tTkFttkBclaU1cloKwOi9xk3pbao3VZxTjLNBt8iFABWDBQibbAbWpVmO28zMuxq" crossorigin="anonymous"></script>
     <style>
         *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
         :root {
@@ -213,7 +213,7 @@
                 <div class="stat-card"><div class="stat-label">Node.js</div><div class="stat-val" id="node-val">—</div></div>
                 <div class="stat-card"><div class="stat-label">Platform</div><div class="stat-val" id="platform-val">—</div></div>
             </div>
-            <a class="open-btn" href="/" target="_blank" rel="noopener"><i data-lucide="terminal"></i>posimai-dev を開く</a>
+            <a class="open-btn" href="/" target="_blank" rel="noopener noreferrer"><i data-lucide="terminal"></i>posimai-dev を開く</a>
         </div>
         <!-- Col 2: rings + sparkline -->
         <div class="panel rings-panel">
@@ -292,10 +292,10 @@
     <div id="bottom">
         <div class="bottom-brand">posimai<span>-station</span> <span style="font-size:10px;color:var(--violet);margin-left:4px">B</span></div>
         <div class="bottom-links">
-            <a class="bottom-link" href="/station" rel="noopener"><i data-lucide="monitor"></i>Design A</a>
-            <a class="bottom-link" href="/" target="_blank" rel="noopener"><i data-lucide="terminal"></i>dev</a>
-            <a class="bottom-link" href="https://posimai-atlas.vercel.app" target="_blank" rel="noopener"><i data-lucide="network"></i>atlas</a>
-            <a class="bottom-link" href="https://posimai.soar-enrich.com" target="_blank" rel="noopener"><i data-lucide="layout-dashboard"></i>dashboard</a>
+            <a class="bottom-link" href="/station" rel="noopener noreferrer"><i data-lucide="monitor"></i>Design A</a>
+            <a class="bottom-link" href="/" target="_blank" rel="noopener noreferrer"><i data-lucide="terminal"></i>dev</a>
+            <a class="bottom-link" href="https://posimai-atlas.vercel.app" target="_blank" rel="noopener noreferrer"><i data-lucide="network"></i>atlas</a>
+            <a class="bottom-link" href="https://posimai.soar-enrich.com" target="_blank" rel="noopener noreferrer"><i data-lucide="layout-dashboard"></i>dashboard</a>
         </div>
         <div id="refresh-countdown">次の更新まで <span id="countdown">30</span>s</div>
     </div>
diff --git a/renderer/station.html b/renderer/station.html
index f30139c..d26be86 100644
--- a/renderer/station.html
+++ b/renderer/station.html
@@ -9,7 +9,7 @@
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
     <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500&display=swap" rel="stylesheet">
-    <script src="https://unpkg.com/lucide@0.344.0/dist/umd/lucide.min.js"></script>
+    <script src="https://unpkg.com/lucide@0.344.0/dist/umd/lucide.min.js" integrity="sha384-tTkFttkBclaU1cloKwOi9xk3pbao3VZxTjLNBt8iFABWDBQibbAbWpVmO28zMuxq" crossorigin="anonymous"></script>
     <style>
         *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
         :root {
@@ -224,7 +224,7 @@
                 <div class="stat-card"><div class="stat-label">Node.js</div><div class="stat-val" id="node-val">—</div></div>
                 <div class="stat-card"><div class="stat-label">Platform</div><div class="stat-val" id="platform-val">—</div></div>
             </div>
-            <a class="open-btn" href="/" target="_blank" rel="noopener"><i data-lucide="terminal"></i>posimai-dev を開く</a>
+            <a class="open-btn" href="/" target="_blank" rel="noopener noreferrer"><i data-lucide="terminal"></i>posimai-dev を開く</a>
         </div>
         <!-- Col 2: rings + sparkline -->
         <div class="panel rings-panel">
@@ -303,10 +303,10 @@
     <div id="bottom">
         <div class="bottom-brand">posimai<span>-station</span></div>
         <div class="bottom-links">
-            <a class="bottom-link" href="/station-b" rel="noopener"><i data-lucide="monitor"></i>Design B</a>
-            <a class="bottom-link" href="/" target="_blank" rel="noopener"><i data-lucide="terminal"></i>dev</a>
-            <a class="bottom-link" href="https://posimai-atlas.vercel.app" target="_blank" rel="noopener"><i data-lucide="network"></i>atlas</a>
-            <a class="bottom-link" href="https://posimai.soar-enrich.com" target="_blank" rel="noopener"><i data-lucide="layout-dashboard"></i>dashboard</a>
+            <a class="bottom-link" href="/station-b" rel="noopener noreferrer"><i data-lucide="monitor"></i>Design B</a>
+            <a class="bottom-link" href="/" target="_blank" rel="noopener noreferrer"><i data-lucide="terminal"></i>dev</a>
+            <a class="bottom-link" href="https://posimai-atlas.vercel.app" target="_blank" rel="noopener noreferrer"><i data-lucide="network"></i>atlas</a>
+            <a class="bottom-link" href="https://posimai.soar-enrich.com" target="_blank" rel="noopener noreferrer"><i data-lucide="layout-dashboard"></i>dashboard</a>
         </div>
         <div id="refresh-countdown">次の更新まで <span id="countdown">30</span>s</div>
     </div>