using System;

using System.IO;

using System.Security.Cryptography;

using System.Text;

using System.Text.Json;

public class EncryptionHelper

{

   public static string EncryptData(object data, string pluginKeyHex)

   {

       byte[] pluginKey = Enumerable.Range(0, pluginKeyHex.Length)

                            .Where(x => x % 2 == 0)

                            .Select(x => Convert.ToByte(pluginKeyHex.Substring(x, 2), 16))

                            .ToArray();

       byte[] iv = new byte[16]; // 128 bits for AES

       using (var rng = RandomNumberGenerator.Create())

       {

           rng.GetBytes(iv);

       }

       using (var aes = Aes.Create())

       {

           aes.Key = pluginKey;

           aes.IV = iv;

           aes.Mode = CipherMode.CBC;

           var encryptor = aes.CreateEncryptor(aes.Key, aes.IV);

           using (var ms = new MemoryStream())

           {

               using (var cs = new CryptoStream(ms, encryptor, CryptoStreamMode.Write))

               using (var sw = new StreamWriter(cs))

               {

                   sw.Write(JsonSerializer.Serialize(data));

               }

               var encryptedData = ms.ToArray();

               var combinedIvEncData = new byte[iv.Length + encryptedData.Length];

               Buffer.BlockCopy(iv, 0, combinedIvEncData, 0, iv.Length);

               Buffer.BlockCopy(encryptedData, 0, combinedIvEncData, iv.Length, encryptedData.Length);

                  // Return the combined IV and encrypted data as a Base64-encoded string

               return Convert.ToBase64String(combinedIvEncData);

           }

       }

   }

}

class Program

{

   static void Main(string[] args)

   {

       var pluginKey = “your_plugin_key_here”; // Replace with your actual plugin key in hex format

       var reportGhostingData = new

       {

           email = “[email protected]”,

           reason = “No response after several follow-ups”,

           date = “2024-03-26”

       };

       string encryptedData = EncryptionHelper.EncryptData(reportGhostingData, pluginKey);

       Console.WriteLine(“Encrypted Data: “ + encryptedData);

   }

}