Sam 技术博客StartseiteArchivSitemap小程序用户信息解密encryptedVeröffentlicht am2018-07-12解救填充无效，无法被移除。望大家记住，直接上代码/// <summary>/// 解密所有消息的基础方法/// </summary>/// <param name="sessionKey">储存在 SessionBag 中的当前用户 会话 SessionKey</param>/// <param name="encryptedData">接口返回数据中的 encryptedData 参数</param>/// <param name="iv">接口返回数据中的 iv 参数，对称解密算法初始向量</param>/// <returns></returns>public static string DecodeEncryptedData(string sessionKey, string encryptedData, string iv){var aesCipher = Convert.FromBase64String(encryptedData);var aesKey = Convert.FromBase64String(sessionKey);var aesIV = Convert.FromBase64String(iv);var result = AES_Decrypt(encryptedData, aesIV, aesKey);var resultStr = Encoding.UTF8.GetString(result);return resultStr;}private static byte[] AES_Decrypt(String Input, byte[] Iv, byte[] Key){#if NET45RijndaelManaged aes = new RijndaelManaged();#elseSymmetricAlgorithm aes = Aes.Create();#endifaes.KeySize = 128;//原始：256aes.BlockSize = 128;aes.Mode = CipherMode.CBC;aes.Padding = PaddingMode.PKCS7;aes.Key = Key;aes.IV = Iv;var decrypt = aes.CreateDecryptor(aes.Key, aes.IV);byte[] xBuff = null;using (var ms = new MemoryStream()){using (var cs = new CryptoStream(ms, decrypt, CryptoStreamMode.Write)){//        cs.Read(decryptBytes, 0, decryptBytes.Length);//        cs.Close();//        ms.Close();byte[] xXml = Convert.FromBase64String(Input);byte[] msg = new byte[xXml.Length + 32 - xXml.Length % 32];Array.Copy(xXml, msg, xXml.Length);cs.Write(xXml, 0, xXml.Length);}xBuff = decode2(ms.ToArray());}return xBuff;}private static byte[] decode2(byte[] decrypted){int pad = (int)decrypted[decrypted.Length - 1];if (pad < 1 || pad > 32){pad = 0;}byte[] res = new byte[decrypted.Length - pad];Array.Copy(decrypted, 0, res, 0, decrypted.Length - pad);return res;}public static string AES_decrypts(string key, string encryptedDataStr, string iv){RijndaelManaged rijalg = new RijndaelManaged();//-----------------    //设置 cipher 格式 AES-128-CBC    rijalg.KeySize = 128;rijalg.Padding = PaddingMode.PKCS7;rijalg.Mode = CipherMode.CBC;rijalg.Key = Convert.FromBase64String(key);rijalg.IV = Convert.FromBase64String(iv);byte[] encryptedData = Convert.FromBase64String(encryptedDataStr);//解密    ICryptoTransform decryptor = rijalg.CreateDecryptor(rijalg.Key, rijalg.IV);string result;using (MemoryStream msDecrypt = new MemoryStream(encryptedData)){using (CryptoStream csDecrypt = new CryptoStream(msDecrypt, decryptor, CryptoStreamMode.Read)){using (StreamReader srDecrypt = new StreamReader(csDecrypt)){result = srDecrypt.ReadToEnd();}}}return result;}在ASP.NET Core中怎么使用HttpContext.CurrentVeröffentlicht am2018-04-07ASP.NET Core中的HttpContext开发，在ASP.NET开发中我们总是会经常用到HttpContext。那么在ASP.NET Core中要如何使用HttpContext呢，下面就来具体学习ASP.NET Core HttpContext新建一个静态 HttpContext 类，public static class HttpContext{private static IHttpContextAccessor _accessor;public static Microsoft.AspNetCore.Http.HttpContext Current => _accesso