看AES加密过程和原理可以看这篇博客:AES加密过程详解
下面写一下具体的实现代码:
AES加密:
/// <summary>
/// 加密
/// </summary>
/// <returns></returns>
private string EncryptAES(string data)
{
var aes = new AesCryptoServiceProvider
{
Key = Encoding.UTF8.GetBytes(Config.Key),
Mode = CipherMode.CBC,
IV = Encoding.UTF8.GetBytes(Config.Iv)
};
var bufferBytes = Encoding.UTF8.GetBytes(data);
var aesData = Convert.ToBase64String(aes.CreateEncryptor().TransformFinalBlock(bufferBytes, 0, bufferBytes.Length));
return aesData;
}
AES解密:
/// <summary>
/// 解密
/// </summary>
/// <param name="pToDecrypt"></param>
/// <returns></returns>
public string DecryptAES(string pToDecrypt)
{
var aes = new AesCryptoServiceProvider
{
Key = Encoding.UTF8.GetBytes(Config.Key),
Mode = CipherMode.CBC,
IV = Encoding.UTF8.GetBytes(Config.Iv)
};
//DES.Padding = PaddingMode.PKCS7;
ICryptoTransform DESDecrypt = aes.CreateDecryptor();
byte[] Buffer = Convert.FromBase64String(pToDecrypt);
return Encoding.UTF8.GetString(DESDecrypt.TransformFinalBlock(Buffer, 0, Buffer.Length));
}