Share secrets securely
End-to-end encrypted. No storage. No accounts. Auditable code.
No signup required
Your secret is encrypted in the browser before sending. The relay only passes through the encrypted data.
The code is tiny. Read it yourself.
No frameworks. No build step. You can audit the entire thing in 10 minutes.
View source on GitHub
RSA-OAEP 2048-bit encryption, all in your browser
Browser generates RSA keypair. Private key stays in memory.
Copy the arc1pk_... key and send via Slack, email, etc.
Secret encrypted in browser, sent through relay as encrypted blob.
Browser decrypts with private key. Keys destroyed after use.
The server is a dumb pipe. It forwards encrypted data without being able to read it.
View app.js