This is basically what I do. {tag}-{signature}@{domain}. The upside is that it is easy to generate new addresses, I don't need to talk to my mailserver. The sm

This is basically what I do. {tag}-{signature}@{domain}. The upside is that it is easy to generate new addresses, I don't need to talk to my mailserver. The small number of addresses that need to be revoked are manually added to a backlist.