using System.Collections.Generic;
using System.Threading.Tasks;
using System.Security.Cryptography;
static readonly string PasswordHash = "!@#$%^&*()ntsys";
static readonly string SaltKey = "ASDF)(*&^%$#@!~";
static readonly string VIKey = "@1B2c3D4e5F6g7H8";
public static void Main()
Console.WriteLine(Decrypt("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"));
public static string Decrypt(string encryptedText)
byte[] cipherTextBytes = Convert.FromBase64String(encryptedText);
byte[] keyBytes = new Rfc2898DeriveBytes(PasswordHash, Encoding.ASCII.GetBytes(SaltKey)).GetBytes(256 / 8);
var symmetricKey = new RijndaelManaged() { Mode = CipherMode.CBC, Padding = PaddingMode.None };
var decryptor = symmetricKey.CreateDecryptor(keyBytes, Encoding.ASCII.GetBytes(VIKey));
var memoryStream = new MemoryStream(cipherTextBytes);
var cryptoStream = new CryptoStream(memoryStream, decryptor, CryptoStreamMode.Read);
byte[] plainTextBytes = new byte[cipherTextBytes.Length];
int decryptedByteCount = cryptoStream.Read(plainTextBytes, 0, plainTextBytes.Length);
return Encoding.UTF8.GetString(plainTextBytes, 0, decryptedByteCount).TrimEnd("\0".ToCharArray());