WH15P3R – Ephemeral Post-Quantum Secure Chat

⚠ Post-quantum browser required

WH15P3R only operates when your browser supports post-quantum DTLS 1.3. Your current browser or version cannot provide the required level of protection.

Use Brave, Tor Browser, Chrome 142+, Edge 142+ or the latest Firefox.
Connect through a reputable VPN or Tor before returning.
Never use work internet for sensitive conversations.

Establish a secure session

Step 1 · New session

Choose how you want to communicate. A unique session code will be generated and protected with post-quantum cryptography when available.

I confirm I am connected through a VPN or Tor, and I am not using work internet.

Join a secure session

Step 2 · Join

Paste the session code you received from your contact. You will only be able to join when your browser is post-quantum capable and you confirm VPN/Tor use.

Enter session code to join:

Using Brave or Tor is recommended. In other browsers, clear history and cache when your session ends.

Browser PQ capability checking…

VPN / Tor Pending confirmation

Device hygiene Use hardened OS when possible

📖 Read security guide

Peer

You