/// <summary>
/// 公钥验签
/// </summary>
/// <param name="pubCertFilePath"></param>
/// <param name="encoding"></param>
/// <param name="RspSign"></param>
/// <param name="RspText"></param>
/// <returns></returns>
public static bool CAVerifySign(string pubCertFilePath, byte[] sign , byte[] rspbyte,HalgType halg)
{
//调用证书(公钥)
X509Certificate2 Cert = new X509Certificate2(pubCertFilePath);
RSACryptoServiceProvider PublicKey = (RSACryptoServiceProvider)Cert.PublicKey.Key;
RSACryptoServiceProvider publickey1 = new RSACryptoServiceProvider();
publickey1.ImportParameters(PublicKey.ExportParameters(false));
switch (halg)
{
case HalgType.MD5:
return publickey1.VerifyData(rspbyte, new MD5CryptoServiceProvider(), sign);
case HalgType.SHA1:
return publickey1.VerifyData(rspbyte, new SHA1CryptoServiceProvider(), sign);
case HalgType.SHA256:
return publickey1.VerifyData(rspbyte, new SHA256CryptoServiceProvider(), sign);
case HalgType.HmacSHA1:
return publickey1.VerifyData(rspbyte, new HMACSHA1(), sign);
case HalgType.HmacMD5:
return publickey1.VerifyData(rspbyte, new HMACMD5(), sign);
case HalgType.HamcSHA256:
return publickey1.VerifyData(rspbyte, new HMACSHA256(), sign);
default:
return publickey1.VerifyData(rspbyte, new MD5CryptoServiceProvider(), sign);
}
}
/// <summary>
/// 私钥加签
/// </summary>
/// <param name="CertFilePath">证书完整路径</param>
/// <param name="CertPass">证书密码</param>
/// <param name="Text">待签名文本</param>
/// <param name="encoding">编码规范</param>
/// <returns></returns>
public static string CACertSign(string priCertFilePath, string CertPass, string Text, Encoding encoding, HalgType halg)
{
//调用证书（私钥，需要密码）
X509Certificate2 privateCert = new X509Certificate2(priCertFilePath, CertPass, X509KeyStorageFlags.Exportable);
RSACryptoServiceProvider privateKey = (RSACryptoServiceProvider)privateCert.PrivateKey;
// 获取私钥
RSACryptoServiceProvider privateKey1 = new RSACryptoServiceProvider();
privateKey1.ImportParameters(privateKey.ExportParameters(true));
byte[] data = encoding.GetBytes(Text);
byte[] signature = new byte[1024];
switch (halg)
{
case HalgType.MD5:
signature = privateKey1.SignData(data, new MD5CryptoServiceProvider());
break;
case HalgType.SHA1:
signature = privateKey1.SignData(data, new SHA1CryptoServiceProvider());
break;
case HalgType.SHA256:
signature = privateKey1.SignData(data, new SHA256CryptoServiceProvider());
break;
case HalgType.HmacSHA1:
signature = privateKey1.SignData(data, new HMACSHA1());
break;
case HalgType.HmacMD5:
signature = privateKey1.SignData(data, new HMACMD5());
break;
case HalgType.HamcSHA256:
signature = privateKey1.SignData(data, new HMACSHA256());
break;
default:
signature = privateKey1.SignData(data, new MD5CryptoServiceProvider());
break;
}
//对签名密文进行Base64编码
return Convert.ToBase64String(signature);
}
