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HELP decrypting data with .NET 2.0

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Ezequiel
 
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Default HELP decrypting data with .NET 2.0 - 07-11-2007 , 06:57 PM






Hi, I have a string with a encoded token (encoded with PCKS7 - SHA1 /
RSA).
I have also the certificate with the public key (that theorically will
allow me to decrypt the data).
I have spent all the day finding how to decrypt the token with .NET
or CAPICOM.

Can someone please help me with this? I am really in a hurry with
this.

Thanks,

Ezequiel Naftali

The encoded data looks like:

<Token>-----BEGIN PKCS7-----
MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCS qGSIb3DQEHAaCAJIAEgek8P3htbCB2ZXJzaW9uPSIxLjAiIGVu Y29kaW5nPSJJU08tODg1OS0xIj8+PFVzdWFyaW8geG1sbnM6eH NpPSJodHRwOi8vd3d3LnczLm9yZy8yMDAxL1hNTFNjaGVtYS1p bnN0YW5jZSI
+PHRpcG9Eb2N1bWVudG8+OTY8L3RpcG9Eb2N1bWVudG8+PG5yb 0RvY3VtZW50bz4xNzY4MjE2NzwvbnJvRG9jdW1lbnRvPjxtYXJ jYU1vcm9zbz5OTzwvbWFyY2FNb3Jvc28+PGNhbmFsPkhCTDwvY 2FuYWw
+PC9Vc3VhcmlvPgAAAAAAAKCCBFkwggRVMIIDwqADAgECAhAb4 L
+BxLpOgSvBAZEBd4M9MA0GCSqGSIb3DQEBBQUAMF8xCzAJBgNV BAYTAlVTMSAwHgYDVQQKExdSU0EgRGF0YSBTZWN1cml0eSwgSW 5jLjEuMCwGA1UECxMlU2VjdXJlIFNlcnZlciBDZXJ0aWZpY2F0 aW9uIEF1dGhvcml0eTAeFw0wNzA2MTEwMDAwMDBaFw0wODA2MT AyMzU5NTlaMIIBEzELMAkGA1UEBhMCQVIxFTATBgNVBAgTDEJ1 ZW5vcyBBaXJlczEYMBYGA1UEBxQPQ2FwaXRhbCBGZWRlcmFsMR owGAYDVQQKFBFCYW5jbyBDb21hZmkgUy5BLjERMA8GA1UECxQI U2lzdGVtYXMxNDAyBgNVBAsTK1Rlcm1zIG9mIHVzZSBhdCB3d3 cuY2VydGlzdXIuY29tL3JwYSAoYykgMDQxJzAlBgNVBAsTHkF1 dGhlbnRpY2F0ZWQgYnkgQ2VydGlTdXIgUy5BLjEnMCUGA1UECx MeTWVtYmVyLCBWZXJpU2lnbiBUcnVzdCBOZXR3b3JrMRwwGgYD VQQDFBNwaXZvdC5jb21hZmkuY29tLmFyMIGfMA0GCSqGSIb3DQ EBAQUAA4GNADCBiQKBgQCcjAgR1edAvboMxN0aJuifQMffGxv0 3PRhsC6+pWUgG1JzeS1wYj1dMWhJtSDZPXPno7mi
+vltYad23h03Ro4041kvAZq6+czbHZMKtp7apZgVoM4qlVmV77 s0SIFFyQVDZZMZa6XncE5purP91Ck6f4dXl
+3jDq2YXAXDoirqFQIDAQABo4IBXjCCAVowCQYDVR0TBAIwADA LBgNVHQ8EBAMCBaAwPAYDVR0fBDUwMzAxoC
+gLYYraHR0cDovL2NybC52ZXJpc2lnbi5jb20vUlNBU2VjdXJl U2VydmVyLmNybDCBrAYDVR0gBIGkMIGhMIGeBgtghkgBhvhFAQ cBATCBjjAoBggrBgEFBQcCARYcaHR0cHM6Ly93d3cudmVyaXNp Z24uY29tL0NQUzBiBggrBgEFBQcCAjBWMBUWDlZlcmlTaWduLC BJbmMuMAMCAQEaPVZlcmlTaWduJ3MgQ1BTIGluY29ycC4gYnkg cmVmZXJlbmNlIGxpYWIuIGx0ZC4gKGMpOTcgVmVyaVNpZ24wHQ YDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMDQGCCsGAQUF BwEBBCgwJjAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AudmVyaX NpZ24uY29tMA0GCSqGSIb3DQEBBQUAA34AYGAg9+ijIEi4ikl2 N6PbQ5XwBUk3FUG1Ytc4RaVcCJ/
d/EH14OzR40Ek3/4vtA0xAKnR9xJaaPu6V/
Ymv6+fnFQKoO7gMtEsLI0pd4V5wBqKmD8moObPHaOqtmseFvxl fld
+29HklUvt3xd6sPH1jFug4ZN2tD4EOvRGnTAxggF4MIIBdAIBA TBzMF8xCzAJBgNVBAYTAlVTMSAwHgYDVQQKExdSU0EgRGF0YSB TZWN1cml0eSwgSW5jLjEuMCwGA1UECxMlU2VjdXJlIFNlcnZlc iBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eQIQG
+C/
gcS6ToErwQGRAXeDPTAJBgUrDgMCGgUAoF0wGAYJKoZIhvcNAQ kDMQsGCSqGSIb3DQEHATAcBgkqhkiG9w0BCQUxDxcNMDcwNzEx MTkzNzIzWjAjBgkqhkiG9w0BCQQxFgQUuqEEFSo8BN857LA
+l7fGEH1Ew24wDQYJKoZIhvcNAQEBBQAEgYBZyh20LhzKqHFxJ ZRt0PAK2hVgGfWbhV
+pmswm+wMwYPyeIl32b5LQpL38WQEGf
+KUwQHYxREdyw2fJ4SkSluONEo1pQPGOvMj4PQQvOxn8xI3Vsa s+QiQAIz6CAYHzICv8j8V
+gJoqT8OhhxEAKLRZ9AMLuZREdXl5Zg4ZgP3sgAAAAAAAA== -----END PKCS7-----</
Token>


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