Email Server problems with detached signature files

Simson L. Garfinkel
Tue Jun 10 11:19:03 2003

I am new to this mailing list.

I am working on a revision to the OpenPGP standard which hides 
signatures in mail headers so that they do not pose attachment 
problems. I am presently in testing and will have code that is ready 
for release in a few weeks.

On Monday, June 9, 2003, at 12:23  PM, Greg Strong wrote:

> Hello GnuPG_Users,
> Is there any way to have GPGshell or GnuPG to automatically create
> detached signature files with only 1 file extension?
> I've learned this morning that an email I sent this morning was
> unsuccessful because it was sent with a detached signature file that
> GPGshell tools automatically saved with 2 file extensions. I would have
> never known, but the recipient was kind enough to notify me of the
> problem. I spoke to the administrator of the recipient's email server.
> They informed me this policy was due to the proliferation of viruses on
> file attachments with more than one file extension.
> For example the original file name is "AnyFileName.doc", then GPGshell
> tools saves as "AnyFileName.doc.sig" which creates a problem on receipt
> of the email with it attached.
> I can manually change the signature file's name to have only one file
> extension, and verification is still successful. The problem is when 
> you
> have multiple files and email to send. More work!
> I haven't been reading, so this may already have
> been discussed. I apologize if the GnuPG behaves differently on Linux
> without the GUI frontend of GPGshell. I just thought I'd ask, as well 
> as
> provide notice of this problem. TIA!
> -- 
> Best regards,
> Greg Strong
> TB! v1.63 Beta/9 on Windows XP Service Pack 1
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