On 03/10/2015 12:39 PM, Sebastian Nielsen wrote:
See attached EML.
Can you send me the EML directly (off list). It looks like the maillist
list server stripped of some contents.
The problem is that when a user uses a webmail service
or such, along
with a PGP addon, the message is being packaged (by the webmail
service) in a multipart/alternative with a HTML and PLAIN part.
Only the plain part are decrypted, even when I have checked the box
inside web interface that it should convert HTML to plain.
The option "Convert HTML to plain" is only for outgoing PGP email. If
you sent an email with HTML, the HTML will then be converted into text
only before the message will be PGP/INLINEd. This is not required when
When the email is then opened in a mail client, the
HTML part, which
is “still encrypted” is shown. Is it possible to either: Decrypt all
parts, including the HTML part --or-- Strip out the HTML part – but
ONLY if the mail was encrypted or signed, so the client only show the
The problem with PGP/INLINE is that there is no standard for HTML.
Enigmail for example disables HTML by default when using PGP/INLINE even
though they have support for HTML with PGP/INLINE. If you want to fully
support HTML with PGP, the best approach would be to use PGP/MIME.
Unfortunately not all PGP clients support PGP/MIME :(
That said, it would be nice if the CipherMail gateway has better support
for HTML mail (it supports HTML with the non standard encoding used with
Can you add a JIRA request entry for this?
CipherMail email encryption
Open source email encryption gateway with support for S/MIME, OpenPGP
and PDF messaging.