Re: Email tutorial?
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
On Thu, Apr 26, 2018 at 07:53:54AM -0400, rhkramer@gmail.com wrote:
> On Thursday, April 26, 2018 01:29:17 AM tomas@tuxteam.de wrote:
> > On Wed, Apr 25, 2018 at 10:05:41PM -0500, David Wright wrote:
>
> > > Yes, the message came from tomas, but the email you received came from
> > > the list server. There will be a header at the top of your email
> >
> > > that's being hidden from you:
> > Right. There's a "From" field at the very top, without a colon. In David's
> > message I'm responding to right now, I see:
> >
> > From bounce-debian-user=tomas=tuxteam.de@lists.debian.org Thu Apr 26
> > 05:06:37 2018
> >
> > right at the top of the headers. This is added by your receiving
> > MTA and is thus *the* one piece of information which is most
> > reliable -- it's yout MTA's account of where (it thinks) the mail
> > has come from. There are (in my case) a couple of other headers
> > (at the top, too) added by my MTA.
>
>
> I'm not trying to argue, but instead trying to check what I thought was my
> knowledge:
Go ahead -- no one here is infallible, and I'm the least one :)
> AFAIK, that From header is what I call the mbox header--it is added in . for
> the mbox style of mail storage (many emails in one folder) and is used to
> separate emails).
That's right, mbox uses this one as marker. That's why a "naked" From at
the beginning of a line, like this one:
- From there and where
gets "escaped" by prepending something (I think this is done by the
mail delivery agent).
> Two things:
> '
> * in the other type of email storage (maildir--one email per file), I
> suspect that header is not added
I'm here "on" mbox, but I'd expect to have this line also in other
civilised mail storages (perhaps excluding Exchange/Outlook, but hey
do they count as civilised?)
After all it conveys the only halfway reliable information you can
get...
> * I suspect that not all email clients put the same thing (the perceived
> sender address) in that second field (between "From " and the date).
>
> If anyone can speak to those points, I'd be interested.
Yeah, I'd be curious too.
Cheers
- -- tomás
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.12 (GNU/Linux)
iEYEARECAAYFAlrhwgAACgkQBcgs9XrR2kYvmACfQZ70JnZifeNgF11LLP/TpuRT
gf8An3Qk9XcCOXgYNFQt9Y6qymWcf4I2
=NBZ5
-----END PGP SIGNATURE-----
Reply to: