Re: OFB DESCryptoServiceProvider

From: Sébastien Pouliot (spouliot_at_videotron.ca)
Date: 03/24/04


Date: Tue, 23 Mar 2004 19:26:56 -0500

Sorry but you can't - at least not using DESCryptoServiceProvider.
AFAIK no algorithm, included in the Fx, support OFB or CTS.
However other algorithms / toolkits are free to support them - but I don't
know any who currently does.

-- 
Sebastien Pouliot
spouliot@videotron.ca
http://pages.infinit.net/ctech/poupou.html
"Wim" <wdevrien@volvocars.com> wrote in message
news:C76954DE-CE1C-4FBF-8B23-74D84540C50E@microsoft.com...
> Hello,
>
> I want to use the DESCryptoServiceProvider.Mode = OFB but I always get the
following error
>
> "Output feedback mode (OFB) is not supported by this implementation"
>
> how can I solve this ?


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