Wisp

New message

Encrypted here in your browser. We only ever receive noise.

0 / 262,144 bytes · text only, no attachments
Expires after
Reads allowed
Password (optional)
It never reaches us. It goes into the key derivation, inside your browser.
Label (optional)
This one we can read. It is the only unencrypted part, so you can find the send in your list. Keep it non-sensitive.
Leave a proof
The hash goes to Polygon and Bitcoin. The message does not.
Nothing is left behind when it vanishes, not even for you. Right for a one-time password or code.