de2bd2f9
 “wangming”
项目初始化
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using System;
using System.Security.Cryptography;
using System.Text;
namespace NCC.Core.Pay.Security
{
public static class SHA1WithRSA
{
public static string Sign(string data, string privateKey)
{
if (string.IsNullOrEmpty(data))
{
throw new ArgumentNullException(nameof(data));
}
if (string.IsNullOrEmpty(privateKey))
{
throw new ArgumentNullException(nameof(privateKey));
}
using (var rsa = RSA.Create())
{
rsa.ImportRSAPrivateKey(Convert.FromBase64String(privateKey), out var _);
return Convert.ToBase64String(rsa.SignData(Encoding.UTF8.GetBytes(data), HashAlgorithmName.SHA1, RSASignaturePadding.Pkcs1));
}
}
public static bool Verify(string data, string sign, string publicKey)
{
if (string.IsNullOrEmpty(data))
{
throw new ArgumentNullException(nameof(data));
}
if (string.IsNullOrEmpty(sign))
{
throw new ArgumentNullException(nameof(sign));
}
if (string.IsNullOrEmpty(publicKey))
{
throw new ArgumentNullException(nameof(publicKey));
}
using (var rsa = RSA.Create())
{
rsa.ImportSubjectPublicKeyInfo(Convert.FromBase64String(publicKey), out var _);
return rsa.VerifyData(Encoding.UTF8.GetBytes(data), Convert.FromBase64String(sign), HashAlgorithmName.SHA1, RSASignaturePadding.Pkcs1);
}
}
}
}
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