[viff-devel] Problem using SSL

Marcel Keller mkeller at cs.au.dk
Mon May 2 03:01:17 PDT 2011

Hi Gilles,

have you tried the simpler applications share-open.py and sum.py? For 
the rest, the error looks like a segmentation fault to me, which would 
indicate a bug in Python or OpenSSL but not VIFF because VIFF is purely 
written in Python. Maybe you should try a newer version of Python and 

Best regards,

Gilles Scuttenaire wrote:
> Hello,
> First of all, sorry for my english...
> I have problems when I use SSL. I explain:
> I have tried to run the file 'equality.py' in viff\apps. To do that, I 
> generate config-files and certificates. Then I run 'equality.py 
> player-X.ini -n 24'  in three different shells.
> When I do 'equality.py player-1.ini -n 24' in the first shell, 
> everything seems to be good. But when I write
> 'equality.py player-2.ini -n 24'
> in the second shell, python simply stops and I receive the following 
> message:
> 'Python has stopped working. Windows is trying to find a solution to the 
> problem.'
> I really don't understand what happens.  I have exactly the same problem 
> for all programs using SSL. However, everything works fine with no SSL.
> I use Windows 7 with:
> python 2.4.4
> twisted 8.10
> OpenSSL 1.0.0d (32 bit)
> pyOpenSSL  0.7
> gmpy 1.10
> Thank you for your help.
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