[fpc-pascal] Dependency of OpenSSL 1.0.2 still in FPC 3.2.0 on some platforms?
Michael Van Canneyt
michael at freepascal.org
Sat May 15 09:00:08 CEST 2021
On Sat, 15 May 2021, Bo Berglund via fpc-pascal wrote:
>
> It is not a size problem, the test mail contains just a very small zipfile
> sample (5 kb in size).
> And the mail is not in the spam folder either, it is simply silently rejected by
> GMail... No error message.
>
> It turns out that GMail inspects the *content* of the zipfile and if it
> discovers "dangerous" constituent files it blocks delivery altogether.
> https://support.google.com/mail/answer/6590?hl=en#zippy=%2Cmessages-that-have-attachments%2Cmessages-that-dont-have-attachments
>
> In my case there is a small text file inside named <something>.cmd which is NOT
> a Windows command file (similar to a batch file) but a file with a set of
> equipment commands and geometry information....
>
> So I tested by changing the extension from .cmd to ,cmd.txt and then delivery
> started working...
> So now I have to modify the automatic server so it will rename this particular
> file using a different extension.
> But that is easier than dealing with the OpenSSL incompatibility of Indy10 in
> any case.
Glad you got it working.
I worked for some time for a mass mailing company.
>From that experience I assure you that delivering mail is NOT easy.
Meanwhile, there are a lot of safety mechanisms installed on all "big" mail
platforms, and getting a mail delivered becomes more and more difficult.
Michael.
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