[Autocrypt] Posteo with outgoing autocrypt-headers

[Vincent Breitmoser]

Pablo(autocrypt at duckdalbe.org)@Mon, Dec 18, 2017 at 09:07:54PM +0100:
> To have the key *and* the "prefer-encrypt: mutual"-bit included in the
> header, both features (publishing and inbound-encryption) must be active
> for a user.

Do I understand this correctly, that when you do inject the
Autocrypt-header, it has the prefer-encrypt=mutual attribute set?

 - V