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Secure Password Sharing Link

Explore a password sharing demo with local AES-GCM encryption and a one-time reveal button. Generated links cannot deliver secrets to another browser.

🔒 This tool runs entirely in your browser. Your files are never uploaded to a server.

Illustrative demo only: this page has no server, so the "link" it generates only works in this browser tab. A real product would store the encrypted blob server-side and delete it after one view.

Simulate opening the link (one-time reveal)

How Secure Password Sharing Link works

  1. Use sample text and click Generate one-time link to encrypt it in the current page.
  2. Inspect or copy the generated link; its ciphertext stays in page memory, so the link does not work in another browser.
  3. Click View secret to reveal it once in this page. The reveal button becomes disabled, while the revealed text remains visible.

FAQ

Can I send the generated link to someone else?

No. The ciphertext is held only in the current page, and opening the generated link does not retrieve it. This is a local demonstration.

What encryption does the demo use?

The widget generates a 256-bit AES-GCM key with Web Crypto and encrypts the input locally. The generated URL includes the key in its fragment.

Does the secret self-destruct after viewing?

No. The reveal button is disabled after one use, but the revealed text and original input remain on the page. This is not an enforced self-destructing sharing service.

Will the link survive a page reload?

No. The ciphertext and key are held in page memory. Reloading loses that state and initializes a new sample.

Available features

FeatureOnline Tool Store
Local AES-GCM encryption demonstration
Single-use reveal button demonstration

No cross-browser delivery or enforced secret deletion.

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Paste this on your own site — it stays free, and every file still stays in your visitor's browser, not yours or ours.