You might be interested in this project I worked on https://github.com/abemassry/wsend-gpg https://github.com/abemassry/wsend-gpg it's end to end encryption, th

You might be interested in this project I worked on https://github.com/abemassry/wsend-gpg https://github.com/abemassry/wsend-gpg it's end to end encryption, there's no settable timeout but there is a delete command so something like what you're saying might be possible. I've already posted below but wanted to share this with you incase you're interested.