diff --git a/E2ETests/SenderTest.cs b/E2ETests/SenderTest.cs
index 4482f720dc4e4f63a017ee98a5d7053030aee1c8..67cbbee61de1436c26b8b52c47fd181c9290369c 100644
--- a/E2ETests/SenderTest.cs
+++ b/E2ETests/SenderTest.cs
@@ -54,5 +54,14 @@ public class SenderTest {
         var token = _sender.GetTokenAsync(_clientId, _clientSecret).Result;
         token.Should().NotBeNull();
         token.ExpiresIn.Should().Be(1800);
+        token.Scope.Should().Be("send:region:DE");
+    }
+
+    [Test]
+    public void GetAccessTokenWithScope() {
+        var token = _sender.GetTokenAsync(_clientId, _clientSecret, "send:region:DE01010").Result;
+        token.Should().NotBeNull();
+        token.ExpiresIn.Should().Be(1800);
+        token.Scope.Should().Be("send:region:DE01010");
     }
 }
diff --git a/FitConnect/FunctionalBaseClass.cs b/FitConnect/FunctionalBaseClass.cs
index 9b7ba4c6577ddb267233644f574f3717bade274e..b671ccc4d9b5ad51ed7ac7a29dfcd9bf54aebf6a 100644
--- a/FitConnect/FunctionalBaseClass.cs
+++ b/FitConnect/FunctionalBaseClass.cs
@@ -87,15 +87,32 @@ public class FunctionalBaseClass {
     }
 
 
-    public async Task<OAuthAccessToken?> GetTokenAsync(string clientId, string clientSecret) {
+    /// <summary>
+    /// Requesting an OAuth token from the FitConnect API.
+    /// 
+    /// You can get the Client ID and Client Secret from the FitConnect Self Service portal
+    /// under https://portal.auth-testing.fit-connect.fitko.dev
+    /// </summary>
+    /// <param name="clientId">Your client Id</param>
+    /// <param name="clientSecret">Your client Secret</param>
+    /// <param name="scope">Scope if needed</param>
+    /// <returns></returns>
+    public async Task<OAuthAccessToken?> GetTokenAsync(string clientId, string clientSecret,
+        string? scope = null) {
         var client = new HttpClient();
         client.DefaultRequestHeaders.Accept.Add(
             MediaTypeWithQualityHeaderValue.Parse("application/json"));
-        var content = new FormUrlEncodedContent(new[] {
-            new KeyValuePair<string, string>("grant_type", "client_credentials"),
-            new KeyValuePair<string, string>("client_id", clientId),
-            new KeyValuePair<string, string>("client_secret", clientSecret)
-        });
+
+        var requestContent = new Dictionary<string, string> {
+            { "grant_type", "client_credentials" },
+            { "client_id", clientId },
+            { "client_secret", clientSecret }
+        };
+
+        if (scope != null)
+            requestContent["scope"] = scope;
+
+        var content = new FormUrlEncodedContent(requestContent);
 
         var request = new HttpRequestMessage(HttpMethod.Post, Endpoints.TokenUrl) {
             Content = content,
diff --git a/FitConnect/Sender.cs b/FitConnect/Sender.cs
index 365bc2899fb05721d40a2500e10bb1ff6d64d687..258746d32b02dd873f986768f7b502ce67ee769b 100644
--- a/FitConnect/Sender.cs
+++ b/FitConnect/Sender.cs
@@ -5,4 +5,8 @@ namespace FitConnect;
 public class Sender : FunctionalBaseClass {
     public Sender(ILogger? logger, FitConnectEndpoints endpoints) : base(logger,endpoints) {
     }
+
+    internal async Task EncryptData() {
+        
+    }
 }
\ No newline at end of file