// create
Create a note that burns
Encrypted in this browser before it leaves the page. The key travels only in the link, and this server stores ciphertext it cannot read.
One honest caveat: the page that encrypts is served by this site, so it is a small step below sealing a note in the app. View source to audit exactly what it does.
Each compartment has its own passphrase. Handing over one passphrase reveals only that compartment; no one can prove the others exist.