diff --git a/README.md b/README.md
index 083efc5..72329ec 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ using SafeCrypt.Models;
 
 class Program
 {
-    static void Main() 
+    static async Task Main()
     {
         var aesEncryptor = new AesEncryption();
         
@@ -64,7 +64,7 @@ class Program
 
         };
 
-        var data = aesDecryptor.DecryptFromBase64String(parameterToDecrypt)
+        var data = await aesDecryptor.DecryptFromBase64String(parameterToDecrypt)
 
         Console.WriteLine($"Decrypted Data: {data.DecryptedData}");
         Console.WriteLine($"Initialization Vector: {data.Iv}");
@@ -80,7 +80,7 @@ using SafeCrypt.Models;
 
 class Program
 {
-    static void Main() 
+    static async Task Main() 
     {
         var dataToEncrypt = "Data to Encrypt";
 
@@ -96,7 +96,7 @@ class Program
 
         var encryptor = new AesEncryption();
 
-        var response = encryptor.EncryptToBase64String(encryptionParam.DataToEncrypt, secret);
+        var response = await encryptor.EncryptToBase64String(encryptionParam.DataToEncrypt, secret);
 
         Console.WriteLine(response.EncryptedData);
         Console.WriteLine(response.Iv);
@@ -113,7 +113,7 @@ class Program
 
 
         var decryptor = new AesDecryption();
-        var decryptionData = decryptor.DecryptFromBase64String(decryptorParam);
+        var decryptionData = await decryptor.DecryptFromBase64String(decryptorParam);
 
         Console.WriteLine(decryptionData.DecryptedData);
         Console.WriteLine(decryptionData.Iv);
diff --git a/src/Encryption/AesEncryption/BaseAesEncryption.cs b/src/Encryption/AesEncryption/BaseAesEncryption.cs
index 9a35ca9..897ef71 100644
--- a/src/Encryption/AesEncryption/BaseAesEncryption.cs
+++ b/src/Encryption/AesEncryption/BaseAesEncryption.cs
@@ -4,6 +4,7 @@
 using System.Reflection;
 using System.Security.Cryptography;
 using System.Text;
+using System.Threading.Tasks;
 
 namespace SafeCrypt.AesEncryption
 {
@@ -25,7 +26,7 @@ public class BaseAesEncryption
         /// <exception cref="Exception">
         /// Thrown for general encryption-related exceptions.
         /// </exception>
-        internal static byte[] EncryptAES(ByteEncryptionParameters param)
+        internal static async Task<byte[]> EncryptAES(ByteEncryptionParameters param)
         {
             try
             {
@@ -45,7 +46,7 @@ internal static byte[] EncryptAES(ByteEncryptionParameters param)
                         using (CryptoStream cryptoStream = new CryptoStream(memoryStream, encryptor, CryptoStreamMode.Write))
                         {
                             // Write the data to be encrypted to the CryptoStream
-                            cryptoStream.Write(param.Data, 0, param.Data.Length);
+                            await cryptoStream.WriteAsync(param.Data, 0, param.Data.Length);
                             cryptoStream.FlushFinalBlock();
 
                             // Return the encrypted data as a byte array
@@ -73,7 +74,7 @@ internal static byte[] EncryptAES(ByteEncryptionParameters param)
         /// <exception cref="ArgumentNullException">
         /// Thrown if the input encrypted data, key, or initialization vector is null.
         /// </exception>
-        internal static byte[] DecryptAES(ByteDecryptionParameters param)
+        internal static async Task<byte[]> DecryptAES(ByteDecryptionParameters param)
         {
             try
             {
@@ -97,7 +98,7 @@ internal static byte[] DecryptAES(ByteDecryptionParameters param)
                             using (MemoryStream decryptedStream = new MemoryStream())
                             {
                                 // Copy the decrypted data from the CryptoStream to the MemoryStream
-                                cryptoStream.CopyTo(decryptedStream);
+                                await cryptoStream.CopyToAsync(decryptedStream);
                                 return decryptedStream.ToArray();
                             }
                         }
diff --git a/src/Encryption/AesEncryption/Decrypting.cs b/src/Encryption/AesEncryption/Decrypting.cs
index 4fe642b..2a20390 100644
--- a/src/Encryption/AesEncryption/Decrypting.cs
+++ b/src/Encryption/AesEncryption/Decrypting.cs
@@ -2,12 +2,13 @@
 using SafeCrypt.Helpers;
 using SafeCrypt.Models;
 using System;
+using System.Threading.Tasks;
 
 namespace SafeCrypt.AESDecryption
 {
     public class AesDecryption : BaseAesEncryption
     {
-        public DecryptionData DeEncryptFromHexString(DecryptionParameters param)
+        public async Task<DecryptionData> DeEncryptFromHexString(DecryptionParameters param)
         {
             var responseData = new DecryptionData();
 
@@ -43,7 +44,7 @@ public DecryptionData DeEncryptFromHexString(DecryptionParameters param)
                 Data = param.DataToDecrypt.HexadecimalStringToByteArray()
             };
 
-            var response = DecryptAES(byteEncryptionParameters);
+            var response = await DecryptAES(byteEncryptionParameters);
 
             return new DecryptionData
             {
@@ -53,7 +54,7 @@ public DecryptionData DeEncryptFromHexString(DecryptionParameters param)
             };
         }
 
-        public DecryptionData DecryptFromBase64String(DecryptionParameters param)
+        public async Task<DecryptionData> DecryptFromBase64String(DecryptionParameters param)
         {
             var responseData = new DecryptionData();
 
@@ -81,7 +82,7 @@ public DecryptionData DecryptFromBase64String(DecryptionParameters param)
                     Data = Convert.FromBase64String(param.DataToDecrypt)
                 };
 
-                var response = DecryptAES(byteDecryptionParameters);
+                var response = await DecryptAES(byteDecryptionParameters);
 
                 return new DecryptionData
                 {
diff --git a/src/Encryption/AesEncryption/Encrypting.cs b/src/Encryption/AesEncryption/Encrypting.cs
index 3f94479..39efa66 100644
--- a/src/Encryption/AesEncryption/Encrypting.cs
+++ b/src/Encryption/AesEncryption/Encrypting.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Threading.Tasks;
 using SafeCrypt.AesEncryption;
 using SafeCrypt.Helpers;
 using SafeCrypt.Models;
@@ -21,7 +22,7 @@ public class AesEncryption : BaseAesEncryption
         /// <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 EncryptionData EncryptToHexString(EncryptionParameters param)
+        public async Task<EncryptionData> EncryptToHexString(EncryptionParameters param)
         {
             var responseData = new EncryptionData();
 
@@ -57,7 +58,7 @@ public EncryptionData EncryptToHexString(EncryptionParameters param)
                 Data = param.DataToEncrypt.ConvertToHexString().HexadecimalStringToByteArray()
             };
 
-            var response = EncryptAES(byteEncryptionParameters);
+            var response = await EncryptAES(byteEncryptionParameters);
 
             return new EncryptionData
             {
@@ -90,7 +91,7 @@ public EncryptionData EncryptToHexString(EncryptionParameters param)
         /// <exception cref="FormatException">
         /// Thrown if the base64secretKey is not a valid Base64-encoded string.
         /// </exception>
-        public EncryptionData EncryptToBase64String(string dataToBeEncrypted, string base64secretKey)
+        public async Task<EncryptionData> EncryptToBase64String(string dataToBeEncrypted, string base64secretKey)
         {
             // validate is base64
             if (!Validators.IsBase64String(base64secretKey))
@@ -110,7 +111,7 @@ public EncryptionData EncryptToBase64String(string dataToBeEncrypted, string bas
                 Data = dataToBeEncrypted.ConvertToHexString().HexadecimalStringToByteArray()
             };
 
-            var response = EncryptAES(byteEncryptionParameters);
+            var response = await EncryptAES(byteEncryptionParameters);
 
             return new EncryptionData
             {