add commets on Encrypt method

Author: selfmadecode

src/Encryption/AesEncryption/Encrypting.cs

@@ -1,15 +1,33 @@
 using System;
 using System.Text;
-using System.Security.Cryptography;
 using SafeCrypt.src.Helpers;
 using SafeCrypt.src.Encryption.AesEncryption.Models;
 
 namespace SafeCrypt.src.Encrypt.AesEncryption
 {
     public class Encrypting : BaseAesEncryption
     {
+        /// <summary>
+        /// Encrypts the provided data using the specified secret key and initialization vector (IV).
+        /// </summary>
+        /// <param name="data">The data to be encrypted.</param>
+        /// <param name="secretKey">The secret key used for encryption.</param>
+        /// <param name="iv">The initialization vector used for encryption.</param>
+        /// <returns>The encrypted data as a byte array.</returns>
+        /// <remarks>
+        /// This method serves as a wrapper around the underlying AES encryption logic provided by the
+        /// <see cref="EncryptAES"/> method. It simplifies the encryption process by exposing a more
+        /// user-friendly interface, accepting data, secret key, and initialization vector as parameters.
+        /// </remarks>
+        /// <param name="data">The data to be encrypted.</param>
+        /// <param name="secretKey">The secret key used for encryption.</param>
+        /// <param name="iv">The initialization vector used for encryption.</param>
+        /// <returns>The encrypted data as a byte array.</returns>
         public byte[] Encrypt(byte[] data, byte[] secretKey, byte[] iv)
-            => EncryptAES(data, secretKey, iv);
+        {
+            // Delegate the encryption to the underlying AES encryption method
+            return EncryptAES(data, secretKey, iv);
+        }
 
 
         public byte[] Encrypt(string data, string secretKey, string iv)
@@ -21,15 +39,14 @@ public byte[] Encrypt(string data, string secretKey, string iv)
 
             var aesData = data.HexadecimalStringToByteArray();
             return EncryptAES(aesData, aesKey, aesIv);
-        }
-
-       
+        }       
 
         public AesEncryptionData Encrypt(string data, string secretKey)
         {
             NullChecks(data, secretKey);
 
-            var aesIv = GenerateRandomBytes(16);
+            // Generate a random 16-byte IV for AES in CBC mode
+            var aesIv = GenerateRandomIVKeyAsBytes(16);
 
             var aesKey = Encoding.UTF8.GetBytes(secretKey);
             var aesData = data.HexadecimalStringToByteArray();