public RSAPKCS1SHA1SignatureDescription ()
{
DeformatterAlgorithm = "System.Security.Cryptography.RSAPKCS1SignatureDeformatter";
DigestAlgorithm = "System.Security.Cryptography.SHA1CryptoServiceProvider";
FormatterAlgorithm = "System.Security.Cryptography.RSAPKCS1SignatureFormatter";
KeyAlgorithm = "System.Security.Cryptography.RSACryptoServiceProvider";
}