http://lockbox2z4fgmbwrq26nzspezeoq6avddprlekcp6y6yava4nfi7zeid.onion
After your grace period, the link opens :
your recipient pulls the sealed payload, decrypts with the key
you sent them earlier. Silence releases the message. What we can and can't promise We keep no logs, set no cookies, store the bare minimum, and run no
cryptography — your heartbeats are signed with your key, so even a
coerced Canary cannot fake that you are alive.