public IServerLicense Generate(IPrivateCryptoKey privateKey, LicenseCriteria licenseCriteria, string elementKey = null)
{
var licenseDocument = this.CreateLicenseDocument(licenseCriteria);
if (!string.IsNullOrEmpty(elementKey))
{
var hashSha256 = new SHA256CryptoServiceProvider();
var keyArray = hashSha256.ComputeHash(Encoding.UTF8.GetBytes(elementKey));
//Always release the resources and flush data
// of the Cryptographic service provide. Best Practice
hashSha256.Clear();
// Create a new TripleDES key.
var rijndaelkey = Rijndael.Create();
rijndaelkey.Key = keyArray;
try
{
foreach (var metaData in licenseCriteria.MetaData)
{
// Encrypt the metadata element.
Encrypt(licenseDocument, metaData.Key, rijndaelkey);
}
// Display the encrypted XML to the console.
//Console.WriteLine("Encrypted XML:");
//Console.WriteLine();
//Console.WriteLine(licenseDocument.OuterXml);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
finally
{
// Clear the TripleDES key.
rijndaelkey.Clear();
}
}
var signature = LicenseSignatureGenerator.GenerateSignature(licenseDocument, privateKey);
licenseDocument.FirstChild.AppendChild(licenseDocument.ImportNode(signature, true));
return(new ServerLicense
{
Content = licenseDocument,
Criteria = licenseCriteria,
PrivateKey = privateKey,
PublicKey = privateKey.ExtractPublicKey()
});
}
public IServerLicense Generate(IPrivateCryptoKey privateKey, LicenseCriteria licenseCriteria)
{
var licenseDocument = this.CreateLicenseDocument(licenseCriteria);
var signature = LicenseSignatureGenerator.GenerateSignature(licenseDocument, privateKey);
licenseDocument.FirstChild.AppendChild(licenseDocument.ImportNode(signature, true));
return(new ServerLicense
{
Content = licenseDocument,
Criteria = licenseCriteria,
PrivateKey = privateKey,
PublicKey = privateKey.ExtractPublicKey()
});
}