S/MIME or PGP/MIME?

[Simon Josefsson]

Martin Christensen <factotum@gvdnet.dk> writes:

> I'm not sure if this is one of those questions that only have
> religious answers, but which of S/MIME and PGP/MIME should be used?

Both are widely used.  Use whatever you like most, or whichever is
used by the people you communicate with.

> It seems that OpenPGP capable mail clients should implement
> PGP/MIME, but I haven't found anything on S/MIME in the same
> context.

I don't understand, S/MIME is a spec similar to PGP/MIME.  If you are
looking for a implementation of S/MIME, there are several, of which
Mozilla NSS and OpenSSL are free resp open source.