[Djigzo users] Encryption and Gmail

Martijn Brinkers martijn at djigzo.com
Tue Jun 23 21:02:43 CEST 2009

I'll will check the GMail add-on. They have just released a new version.


Dimitri Yioulos wrote:
> OK, I temporarily set Encrypt Mode to "No 
> Encryption, and sent the cert to me at gmail.  I 
> installed the Gmail S/MIME pluin in Firefox.  I 
> followed the Gmail How-to.  Then I sent an email 
> with the subject trigger "test" from me at work.com  
> to me at gmail.com,  When the mail arrives at gmail, 
> and I click on it, I get a JavaScript Application 
> error - "warning: unexpected msg classname: 
> X0uMP" .  Click OK, then get a much longer 
> JavaScript Application error stating that the 
> email contains a different certificate than I 
> have on file for me at work.com.  It asks me to get 
> rid of the one I have on file and replace it 
> using Gmail S/MIME.  After I click OK, I see my 
> message decrypted.
> As a side note Gmail S/MIME reports that it 
> doesn't support digital signature verification.
> Dimitri
> On Tuesday 23 June 2009 11:57:51 am Martijn 
> Brinkers wrote:
>>> Boy, am I keeping you busy!  Thanks for the
>>> Gmail How-to.
>> :) no problem
>> :
>>> When I created the Djigzo account
>>> me at gmail.com, I had the cert mailed there,
>>> and it arrives without any body text and only
>>> an attachment also named smime.p7m.  What am
>>> I doing wrong?
>> That's because you should disable encryption
>> for the CA sender. What happens is that the
>> email gets sent by the CA sender (which you
>> have specified in the CA settings). Because by
>> default encryption is enabled AND a valid
>> certificate is found the email with the pfx
>> gets encrypted.
>> Even though this is explained on page 30 in the
>> administration guide I should explain this a
>> bit better. Perhaps I can ask the user when the
>> CA sender is setup whether encryption should be
>> disabled for the CA sender.
>> Page 30:
>> "..You should make sure that the CA email
>> address is a valid email address. Because the
>> email containing the encrypted certificate is
>> sent by Djigzo you should make sure that the
>> settings for the CA email user are such that
>> the email is not encrypted by Djigzo (i.e. set
>> encrypt mode of the CA user to "No
>> Encryption")."
>> Kind regards,
>> Martijn Brinkers
>>> Dimitri
>>> On Tuesday 23 June 2009 11:28:01 am you wrote:
>>>> When a message is encrypted with S/MIME the
>>>> complete message (including all attachments)
>>>> is converted to an attachment with name
>>>> smime.p7m. You need a S/MIME capable email
>>>> client to read the message. There is a GMail
>>>> add-on available which can be used with
>>>> Firefox
>>>> You need to import the pfx into Firefox. See
>>>> http://www.djigzo.com/help/import_pfx_gmail.
>>>> htm l for instructions on how to use the
>>>> GMail S/MIME add-on with Firefox.
>>>> If you open the email from GMail with
>>>> Outlook or any other S/MIME capable client
>>>> the message will be automatically decrypted.
>>>> Kind regards,
>>>> Martijn
>>>> Dimitri Yioulos wrote:
>>>>> As a test of Djigzo (and because some of
>>>>> our mail recipients use public, Web-based
>>>>> mail like Yahoo Mail and Gmail), I've
>>>>> created a Djigzo user (me) with a Gmail
>>>>> account.  In the user's Djigzo profile, I
>>>>> created the Subject trigger "test".  I sent
>>>>> a message to me at gmail.com with the subject
>>>>> "test".  What I received was an email with
>>>>> no message, but an attachment labelled
>>>>> smime.p7m.  The only option I have is to
>>>>> download it, but don't have any idea what
>>>>> the DL is or how to open it.  BTW, I have
>>>>> the FireGPG plugin installed on my copy of
>>>>> Firefox, and it does work with Gmail.
>>>>> Dimitri
>>>> --
>>>> Djigzo open source email encryption
>> --
>> Djigzo open source email encryption
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