PROSAGA码农传奇-云鉴权-X509Certificate2访问私钥到安全令牌

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  <P>
    我没有ACS CryptoMate64 0.但是此代码适用于Siemens CardOS v4.3B（驱动程序CardOS API v5.2 build 15）。你必须检查它是否也适合你。
  </p>
   <pre>
    <code>
      using System.Security;
using System.Security.Cryptography;
using System.Security.Cryptography.Pkcs;
using System.Security.Cryptography.X509Certificates;

namespace SignWithToken
{
    class Program
    {
        static void Main(string[] args)
        {
            // ------ select certificate for signing ---------
            // open store
            X509Store store = new X509Store(StoreName.My, StoreLocation.CurrentUser);
            store.Open(OpenFlags.MaxAllowed);

// find cert by thumbprint
            var foundCerts = store.Certificates.Find(X509FindType.FindByThumbprint, "44 df b8 96 73 55 e4 e2 56 3a c0 a2 e0 66 8e 52 8a 3a 4a f4", true);

if (foundCerts.Count == 0)
                return;

var certForSigning = foundCerts[0];
            store.Close();

// -------- prepare private key with password --------
            // prepare password
            var pass = new SecureString();
            for(var i=0;i<8;i++)
                pass.AppendChar('1');

// take private key
            var privateKey = certForSigning.PrivateKey as RSACryptoServiceProvider;

// make new CSP parameters based on parameters from current private key but throw in password
            CspParameters cspParameters = new CspParameters(privateKey.CspKeyContainerInfo.ProviderType,
                privateKey.CspKeyContainerInfo.ProviderName,
                privateKey.CspKeyContainerInfo.KeyContainerName,
                null,
                pass);

// make RSA crypto provider based on given CSP parameters
            var rsaCsp = new RSACryptoServiceProvider(cspParameters);

// set modified RSA crypto provider back
            certForSigning.PrivateKey = rsaCsp;

// ---- Sign -----
            // prepare content to be signed
            ContentInfo content = new ContentInfo(new byte[] {0x01, 0x02, 0x03});
            SignedCms cms = new SignedCms(content);

// prepare CMS signer 
            CmsSigner signer = new CmsSigner(certForSigning);

// sign to PKCS#7
            cms.ComputeSignature(signer);

// get encoded PKCS#7 value
            var result = cms.Encode();

// ------ Verify signature ------
            SignedCms cmsToVerify = new SignedCms();
            // decode signed PKCS#7
            cmsToVerify.Decode(result);

// check signature of PKCS#7
            cmsToVerify.CheckSignature(true);
        }
    }
}

</code>
  </pre>
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