diff --git a/csharp/App/Backend/DataTypes/Installation.cs b/csharp/App/Backend/DataTypes/Installation.cs
index c4e625646..4a01de8dc 100644
--- a/csharp/App/Backend/DataTypes/Installation.cs
+++ b/csharp/App/Backend/DataTypes/Installation.cs
@@ -16,7 +16,7 @@ public class Installation : TreeNode
     public Double Long { get; set; }
 
     public String S3Bucket { get; set; } = "";
-    public String S3Url    { get; set; } = "";
+    public String S3KeySecret    { get; set; } = "";
 
 
 }
\ No newline at end of file
diff --git a/csharp/App/Backend/DataTypes/Methods/Installation.cs b/csharp/App/Backend/DataTypes/Methods/Installation.cs
index 8319daa1f..f3c89995d 100644
--- a/csharp/App/Backend/DataTypes/Methods/Installation.cs
+++ b/csharp/App/Backend/DataTypes/Methods/Installation.cs
@@ -1,3 +1,5 @@
+using CliWrap;
+using CliWrap.Buffered;
 using InnovEnergy.App.Backend.Database;
 using InnovEnergy.App.Backend.S3;
 using InnovEnergy.Lib.Utils;
@@ -11,17 +13,13 @@ public static class InstallationMethods
     
     public static String BucketName(this Installation installation)
     {
-        return $"s3://{installation.Id}-{BucketNameSalt}";
-    }
-    
-    public static async Task<Boolean> RenewS3BucketUrl(this Installation installation)
-    {
-        return await RenewS3BucketUrl(installation, TimeSpan.FromDays(1));
+        return $"{installation.Id}-{BucketNameSalt}";
     }
 
-    public static async Task<Boolean> RenewS3BucketUrl(this Installation installation, TimeSpan validity)
+    public static async Task<Boolean> RenewS3BucketUrl(this Installation installation)
     {
-        installation.S3Url = await S3Access.ReadOnly.SignUrl(installation.BucketName(), validity);
+        installation.RevokeKey();
+        installation.S3KeySecret = await installation.CreateKey();
         return Db.Update(installation);
     }
     
@@ -128,3 +126,39 @@ public static class InstallationMethods
     
 }
 
+public static class ExoCmd
+{
+    private static readonly Command Exo = Cli.Wrap("exo");
+    private static String ConfigFile = "./exoscale.toml";
+
+    public static async Task<String> CreateKey(this Installation installation)
+    {
+        if (installation.Id != 1) return "help"; //Todo remove me I am for debugging
+        var preParse = await Exo
+            .WithArguments("iam access-key create " + installation.BucketName() 
+                                                    + " --operation get-sos-object"
+                                                    + " --resource  sos/bucket:" + installation.BucketName()
+                                                    + " -C " + ConfigFile
+                                                    + " -O text")
+            .ExecuteBufferedAsync();
+
+        return   preParse.StandardOutput.Split("\t")[2] + ";" + preParse.StandardOutput.Split("\t")[3];
+    }
+
+    public static async void RevokeKey(this Installation installation)
+    {
+        try
+        {
+            await Exo
+                .WithArguments("iam access-key revoke " + installation.S3KeySecret.Split(";", 2)[0] + " -f " + " -C " + ConfigFile)
+                .ExecuteAsync();
+
+        }
+        catch
+        {
+            // todo Fill me there is no key for this installation
+        }
+    }
+
+}
+
diff --git a/csharp/App/Backend/Resources/s3ReadOnlyKey.json b/csharp/App/Backend/Resources/s3ReadOnlyKey.json
index b9f1df236..a55ff349c 100644
--- a/csharp/App/Backend/Resources/s3ReadOnlyKey.json
+++ b/csharp/App/Backend/Resources/s3ReadOnlyKey.json
@@ -1,4 +1,4 @@
 {  
-   "Key": "EXO44d2979c8e570eae81ead564",
-   "Secret": "55MAqyO_FqUmh7O64VIO0egq50ERn_WIAWuc2QC44QU" 
+   "Key": "EXOb6d6dc1880cdd51f1ebc6692",     
+   "Secret": "kpIey4QJlQFuWG_WoTazcY7kBEjN2f_ll2cDBeg64m4" 
 }
\ No newline at end of file
diff --git a/csharp/App/Backend/S3/S3Access.cs b/csharp/App/Backend/S3/S3Access.cs
index 0084807c3..d509ae460 100644
--- a/csharp/App/Backend/S3/S3Access.cs
+++ b/csharp/App/Backend/S3/S3Access.cs
@@ -9,4 +9,9 @@ public static class S3Access
 {
     public static S3Cmd ReadOnly => Deserialize<S3Cmd>(OpenRead("./Resources/s3ReadOnlyKey.json"))!;
     public static S3Cmd ReadWrite => Deserialize<S3Cmd>(OpenRead("./Resources/s3ReadWriteKey.json"))!;
+
+    public static async Task<String> CreateKey(String bucketName)
+    {
+        throw new NotImplementedException();
+    }
 }
\ No newline at end of file
diff --git a/csharp/App/Backend/db.sqlite b/csharp/App/Backend/db.sqlite
index c2a26b55c..55cc83a84 100644
Binary files a/csharp/App/Backend/db.sqlite and b/csharp/App/Backend/db.sqlite differ