This works like a charm and by removing the marshal from the certutil
class it even works on a medium trust environment
Thank you !!!

On Apr 15, 8:20 am, "Vibhore Goyal" <[EMAIL PROTECTED]> wrote:
> This code works for Us!!
>
>  OpenSSL.rar
> 66KDownload
>
> From: opensocial-orkut@googlegroups.com
> [mailto:[EMAIL PROTECTED] On Behalf Of Marc Wessely
> Sent: 14 April 2008 07:06 PM
> To: opensocial-orkut@googlegroups.com
> Subject: [orkut-developer] Re: Verifying signature with C# \ ASP.NET
>
> yes me still trying to get it work will post code once it is working!
>
> 2008/4/14 csharpsocial <[EMAIL PROTECTED]>:
>
> Has anyone done any work with oAuth and C# at all?
>
> On Apr 13, 4:45 pm, csharpsocial <[EMAIL PROTECTED]> wrote:
>
>
>
> > This is the code that i would have expected to work but doesn't :(
> > baseSignature is generated with the GenerateSignatureBase() of the
> > auth class
>
> > X509Certificate2 certificate = new X509Certificate2(@"C:\pub.
> > 1199819524.-1556113204990931254.cer");
> > RSACryptoServiceProvider rsacp = new RSACryptoServiceProvider();
> > string publicKey = certificate.PublicKey.Key.ToXmlString(false);
> > rsacp.FromXmlString(publicKey);
>
> > byte[] verify = Encoding.UTF8.GetBytes(baseSignature);
>
> > byte[] signature = Convert.FromBase64String(oauth_signature);
> > bool ok = rsacp.VerifyData(verify, 'SHA1', signature);
> > Console.WriteLine("Success: {0}", ok);
>
> > Can anyone see where am I going wrong?- Hide quoted text -
>
> - Show quoted text -
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