TrippleDESCSPEncrypt 加密解密试试看
public class TrippleDESCSPEncrypt { //12个字符 private static string customIV = "4vHKRj3yfzU="; //32个字符 private static string customKey = "xhVs6DRXLfUGxw+AhtfQdpQGoa+8SA9d"; /// <summary> /// 加密字符串 /// </summary> /// <param name="password"></param> /// <returns></returns> public string EncryptPassword(string password) { string encryptPassword = string.Empty; SymmetricAlgorithm algorithm = new TripleDESCryptoServiceProvider(); algorithm.Key = Convert.FromBase64String(customKey); algorithm.IV = Convert.FromBase64String(customIV);//在ECB模式下,IV不起作用 algorithm.Mode = CipherMode.ECB; algorithm.Padding = PaddingMode.PKCS7; ICryptoTransform transform = algorithm.CreateEncryptor(); byte[] data = (new System.Text.ASCIIEncoding()).GetBytes(password); MemoryStream memoryStream = new MemoryStream(); CryptoStream cryptoStream = new CryptoStream(memoryStream, transform, CryptoStreamMode.Write); cryptoStream.Write(data, 0, data.Length); cryptoStream.FlushFinalBlock(); encryptPassword = Convert.ToBase64String(memoryStream.ToArray()); memoryStream.Close(); cryptoStream.Close(); return encryptPassword; } /// <summary> /// 解密字符串 /// </summary> /// <param name="password"></param> /// <returns></returns> public string DecryptPassword(string password) { string decryptPassword = string.Empty; SymmetricAlgorithm algorithm = new TripleDESCryptoServiceProvider(); algorithm.Key = Convert.FromBase64String(customKey); algorithm.IV = Convert.FromBase64String(customIV);//在ECB模式下不起作用 algorithm.Mode = CipherMode.ECB; algorithm.Padding = PaddingMode.PKCS7; ICryptoTransform transform = algorithm.CreateDecryptor(algorithm.Key, algorithm.IV); //ICryptoTransform transform = algorithm.CreateDecryptor();//在ECB模式下也可以使用此句。
byte[] buffer = Convert.FromBase64String(password); MemoryStream memoryStream = new MemoryStream(buffer); CryptoStream cryptoStream = new CryptoStream(memoryStream, transform, CryptoStreamMode.Read); StreamReader reader = new StreamReader(cryptoStream, System.Text.Encoding.ASCII); decryptPassword = reader.ReadToEnd(); reader.Close(); cryptoStream.Close(); memoryStream.Close(); return decryptPassword; }
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