http://canaryveuc7s6zqkdszjt6xfit3576csh2uyzhctj4ll2a4crsgyiiqd.onion/arm
Or for the age (younger, simpler) format: age -r <recipient-pubkey> secret.txt > sealed.age or upload: I confirm this payload is encrypted ciphertext , that its contents are lawful where I live and where my recipient lives, and that I accept Canary cannot moderate sealed payloads. No CSAM, no terrorism, no doxxing, no unauthorised copyrighted material.