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 AES
{
public static string Encrypt(string data, string key, byte[] iv, CipherMode cipherMode, PaddingMode paddingMode)
{
if (string.IsNullOrEmpty(data))
{
throw new ArgumentNullException(nameof(data));
}
if (string.IsNullOrEmpty(key))
{
throw new ArgumentNullException(nameof(key));
}
if (iv == null)
{
throw new ArgumentNullException(nameof(iv));
}
using (var aes = Aes.Create())
{
aes.Key = Convert.FromBase64String(key);
aes.IV = iv;
aes.Mode = cipherMode;
aes.Padding = paddingMode;
using (var ctf = aes.CreateEncryptor())
{
var content = Encoding.UTF8.GetBytes(data);
return Convert.ToBase64String(ctf.TransformFinalBlock(content, 0, content.Length));
}
}
}
public static string Decrypt(string data, string key, byte[] iv, CipherMode cipherMode, PaddingMode paddingMode)
{
if (string.IsNullOrEmpty(data))
{
throw new ArgumentNullException(nameof(data));
}
if (string.IsNullOrEmpty(key))
{
throw new ArgumentNullException(nameof(key));
}
if (iv == null)
{
throw new ArgumentNullException(nameof(iv));
}
using (var aes = Aes.Create())
{
aes.Key = Convert.FromBase64String(key);
aes.IV = iv;
aes.Mode = cipherMode;
aes.Padding = paddingMode;
using (var ctf = aes.CreateDecryptor())
{
var content = Convert.FromBase64String(data);
return Encoding.UTF8.GetString(ctf.TransformFinalBlock(content, 0, content.Length));
}
}
}
public static string Encrypt(string data, string key, CipherMode cipherMode, PaddingMode paddingMode)
{
if (string.IsNullOrEmpty(data))
{
throw new ArgumentNullException(nameof(data));
}
if (string.IsNullOrEmpty(key))
{
throw new ArgumentNullException(nameof(key));
}
using (var aes = Aes.Create())
{
aes.Key = Encoding.UTF8.GetBytes(key);
aes.Mode = cipherMode;
aes.Padding = paddingMode;
using (var ctf = aes.CreateEncryptor())
{
var content = Encoding.UTF8.GetBytes(data);
return Convert.ToBase64String(ctf.TransformFinalBlock(content, 0, content.Length));
}
}
}
public static string Decrypt(string data, string key, CipherMode cipherMode, PaddingMode paddingMode)
{
if (string.IsNullOrEmpty(data))
{
throw new ArgumentNullException(nameof(data));
}
if (string.IsNullOrEmpty(key))
{
throw new ArgumentNullException(nameof(key));
}
using (var aes = Aes.Create())
{
aes.Key = Encoding.UTF8.GetBytes(key);
aes.Mode = cipherMode;
aes.Padding = paddingMode;
using (var ctf = aes.CreateDecryptor())
{
var content = Convert.FromBase64String(data);
return Encoding.UTF8.GetString(ctf.TransformFinalBlock(content, 0, content.Length));
}
}
}
}
}
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