Kyber Chat PWA v1
Embedded Files
```html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<title>PQC Notary PWA v1.0</title>
<link rel="manifest" href="manifest.json">
<link rel="icon" href="icon-192.png">
<meta name="theme-color" content="#007acc">
<script src="https://cdn.jsdelivr.net/npm/@pq-crystals/dilithium@0.2.0/dist/dilithium.js"></script>
<script src="https://cdn.jsdelivr.net/npm/crypto-js@4.1.1/crypto-js.js"></script>
<style>
body { font-family: system-ui; max-width: 600px; margin: 2rem auto; padding: 1rem; background: #f9f9fb; }
h1 { text-align: center; }
.box { border: 2px dashed #ccc; padding: 2rem; text-align: center; margin: 1rem 0; border-radius: 8px; }
.box.dragover { border-color: #007acc; background: #e6f7ff; }
button { background: #007acc; color: white; border: none; padding: 0.8rem 1.2rem; margin: 0.5rem; border-radius: 6px; cursor: pointer; }
pre { background: #f0f0f0; padding: 1rem; border-radius: 6px; overflow-x: auto; }
.status { margin-top: 1rem; font-weight: bold; }
</style>
</head>
<body>
<h1>PQC Notary PWA v1.0</h1>
<p>Drag a file to sign (quantum-safe)</p>
<div class="box" id="drop-zone">Drop file here</div>
<button onclick="signFile()">Sign File</button>
<div id="result"></div>
<script>
let fileToSign;
let deferredPrompt;
const dropZone = document.getElementById('drop-zone');
['dragover', 'dragenter'].forEach(e => dropZone.addEventListener(e, ev => { ev.preventDefault(); dropZone.classList.add('dragover'); }));
['dragleave', 'drop'].forEach(e => dropZone.addEventListener(e, ev => { ev.preventDefault(); dropZone.classList.remove('dragover'); }));
dropZone.addEventListener('drop', e => {
fileToSign = e.dataTransfer.files[0];
dropZone.innerText = `File: ${fileToSign.name}`;
});
async function hashFile(file) {
const buffer = await file.arrayBuffer();
const hash = CryptoJS.SHA256(CryptoJS.lib.WordArray.create(buffer));
return hash.toString();
}
async function signFile() {
if (!fileToSign) return alert("Drop a file first");
const result = document.getElementById('result');
result.innerHTML = "Signing...";
const data = await fileToSign.arrayBuffer();
const fileHash = await hashFile(fileToSign);
const timestamp = new Date().toISOString();
const kp = await dilithium.keyPair();
const message = `${fileHash}|${timestamp}`;
const sig = await dilithium.sign(new TextEncoder().encode(message), kp.privateKey);
const proof = {
signature: Array.from(new Uint8Array(sig)).map(b => b.toString(16).padStart(2, '0')).join(''),
public_key: Array.from(new Uint8Array(kp.publicKey)).map(b => b.toString(16).padStart(2, '0')).join(''),
file_hash: fileHash,
timestamp,
filename: fileToSign.name
};
const blob = new Blob([JSON.stringify(proof, null, 2)], { type: 'application/json' });
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = fileToSign.name + '.sig.json';
a.click();
result.innerHTML = `<pre>${JSON.stringify(proof, null, 2)}</pre><p>Saved: <b>${fileToSign.name}.sig.json</b></p>`;
}
// PWA Install
window.addEventListener('beforeinstallprompt', e => {
e.preventDefault();
deferredPrompt = e;
const installBtn = document.createElement('button');
installBtn.textContent = 'Install App';
installBtn.style.position = 'fixed';
installBtn.style.bottom = '20px';
installBtn.style.right = '20px';
installBtn.style.zIndex = '1000';
installBtn.onclick = () => {
deferredPrompt.prompt();
deferredPrompt.userChoice.then(() => installBtn.remove());
};
document.body.appendChild(installBtn);
});
// Service Worker
if ('serviceWorker' in navigator) {
navigator.serviceWorker.register('sw.js');
}
</script>
</body>
</html>
```
```json
// manifest.json
{
"name": "PQC Notary PWA",
"short_name": "PQC Notary",
"start_url": "/",
"display": "standalone",
"background_color": "#f9f9fb",
"theme_color": "#007acc",
"icons": [
{
"src": "icon-192.png",
"sizes": "192x192",
"type": "image/png"
},
{
"src": "icon-512.png",
"sizes": "512x512",
"type": "image/png"
}
]
}
```
```js
// sw.js
const CACHE = 'pqc-notary-pwa-v1';
const FILES = ['/', 'index.html', 'manifest.json', 'icon-192.png', 'icon-512.png'];
self.addEventListener('install', e => {
e.waitUntil(caches.open(CACHE).then(cache => cache.addAll(FILES)));
});
self.addEventListener('fetch', e => {
e.respondWith(caches.match(e.request).then(resp => resp || fetch(e.request)));
});
```
---
**FINAL_PWA_v1.0**
- Open `index.html` in Chrome/Edge
- **Install App** button → Add to Home Screen
- Works **offline** after first load
- Drag file → sign → download `.sig.json`
---
**Next?**
Say: **Make TPM**
→ I’ll give you **FINAL_TPM_v1.0_core**
**Go.**
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