There is a key for encryption, signing, authentication and certification in OpenPGP. The flags are C, E, S, A. The use cases are separate.
Perhaps another flag for automatic vs non automatic would help.
Perhaps another flag for automatic vs non automatic would help.
Besides, is the criticism that people are using published keys for email? It seems people are outraged that they received encrypted data using keys that they themselves advertised. The specific medium for data transfer doesn’t seem to matter here.
https://datatracker.ietf.org/doc/html/rfc4880#section-5.2.3....