diff --git a/src/backend/function/Fusion.Resources.Functions/Functions/Notifications/ScheduledReportContentBuilderFunction.cs b/src/backend/function/Fusion.Resources.Functions/Functions/Notifications/ScheduledReportContentBuilderFunction.cs
index 517d4a000..eb2c2bd5c 100644
--- a/src/backend/function/Fusion.Resources.Functions/Functions/Notifications/ScheduledReportContentBuilderFunction.cs
+++ b/src/backend/function/Fusion.Resources.Functions/Functions/Notifications/ScheduledReportContentBuilderFunction.cs
@@ -13,7 +13,6 @@
 using Microsoft.Azure.WebJobs;
 using Microsoft.Azure.WebJobs.ServiceBus;
 using Microsoft.Extensions.Logging;
-using Microsoft.IdentityModel.Tokens;
 using Newtonsoft.Json;
 using static Fusion.Resources.Functions.ApiClients.IResourcesApiClient;
 
diff --git a/src/backend/function/Fusion.Resources.Functions/Fusion.Resources.Functions.csproj b/src/backend/function/Fusion.Resources.Functions/Fusion.Resources.Functions.csproj
index 13a555427..eb55b98d5 100644
--- a/src/backend/function/Fusion.Resources.Functions/Fusion.Resources.Functions.csproj
+++ b/src/backend/function/Fusion.Resources.Functions/Fusion.Resources.Functions.csproj
@@ -7,12 +7,13 @@
   <ItemGroup>
     <PackageReference Include="AdaptiveCards" Version="3.0.0" />
     <PackageReference Include="Fusion.ApiClients.Org" Version="7.0.0" />
+    <PackageReference Include="Fusion.Integration" Version="6.0.0" />
     <PackageReference Include="Microsoft.Azure.Cosmos.Table" Version="1.0.8" />
     <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="4.1.3" />
     <PackageReference Include="Microsoft.Azure.Functions.Extensions" Version="1.1.0" />
 
-    <PackageReference Include="Fusion.Events.Azure.Functions.Extensions" Version="0.3.2" />
-    <PackageReference Include="Fusion.Events.Services" Version="0.5.0" />
+    <PackageReference Include="Fusion.Events.Azure.Functions.Extensions" Version="6.0.2" />
+    <PackageReference Include="Fusion.Events.Services" Version="8.0.0" />
     <PackageReference Include="Microsoft.Azure.WebJobs.Extensions.ServiceBus" Version="5.8.1" />
     <PackageReference Include="Microsoft.Extensions.Http" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="6.0.13" />
diff --git a/src/backend/function/Fusion.Resources.Functions/Integration/Authentication/FunctionTokenProvider.cs b/src/backend/function/Fusion.Resources.Functions/Integration/Authentication/FunctionTokenProvider.cs
index 726444791..3c49846e5 100644
--- a/src/backend/function/Fusion.Resources.Functions/Integration/Authentication/FunctionTokenProvider.cs
+++ b/src/backend/function/Fusion.Resources.Functions/Integration/Authentication/FunctionTokenProvider.cs
@@ -1,58 +1,36 @@
 using Microsoft.Extensions.Options;
-using Microsoft.IdentityModel.Clients.ActiveDirectory;
 using System.Threading.Tasks;
+using Microsoft.Identity.Client;
 
-namespace Fusion.Resources.Functions.Integration.Authentication
+namespace Fusion.Resources.Functions.Integration.Authentication;
+
+internal class FunctionTokenProvider : ITokenProvider
 {
+    private readonly IConfidentialClientApplication _app;
 
-    internal class FunctionTokenProvider : ITokenProvider
+    public FunctionTokenProvider(IOptions<AuthOptions> optionsAccessor)
     {
-        private readonly string clientid;
-        private readonly string authority;
-        private readonly string secret;
-        private readonly TokenCache appTokenCache;
-
-        static FunctionTokenProvider()
-        {
-            LoggerCallbackHandler.UseDefaultLogging = false;
-        }
-
-        ClientCredential Credentials
-        {
-            get
-            {
-                return new ClientCredential(clientid, secret);
-            }
-        }
-
-        public FunctionTokenProvider(IOptions<AuthOptions> optionsAccessor)
-        {
-            var options = optionsAccessor.Value;
-
-            authority = $"https://login.microsoftonline.com/{options.TenantId}";
-            clientid = options.ClientId;
-            secret = options.Secret;
-
-            appTokenCache = new TokenCache();
-        }
-
-        public async Task<string> GetAppAccessToken()
-        {
-            var authContext = new AuthenticationContext(authority, appTokenCache);
-            var authenticationResult = await authContext.AcquireTokenAsync(clientid, Credentials);
+        var options = optionsAccessor.Value;
 
-            return authenticationResult.AccessToken;
-        }
-
-        public async Task<string> GetAppAccessToken(string resource)
-        {
-            var authContext = new AuthenticationContext(authority, appTokenCache);
-            var authenticationResult = await authContext.AcquireTokenAsync(resource, Credentials);
+        _app = ConfidentialClientApplicationBuilder.Create(options.ClientId)
+            .WithClientSecret(options.Secret)
+            .WithAuthority(AzureCloudInstance.AzurePublic, options.TenantId)
+            .Build();
+    }
 
-            return authenticationResult.AccessToken;
-        }
+    public async Task<string> GetAppAccessToken()
+    {
+        var scopes = new string[] { $"{_app.AppConfig.ClientId}/.default" };
+        var clientToken = await _app.AcquireTokenForClient(scopes).ExecuteAsync();
+        
+        return clientToken.AccessToken;
+    }
 
+    public async Task<string> GetAppAccessToken(string resource)
+    {
+        var scopes = new string[] { $"{resource}/.default" };
+        var clientToken =  await _app.AcquireTokenForClient(scopes).ExecuteAsync();
 
+        return clientToken.AccessToken;
     }
-
-}
+}
\ No newline at end of file
diff --git a/src/backend/function/Fusion.Resources.Functions/ServiceBus/QueueMessageProcessor.cs b/src/backend/function/Fusion.Resources.Functions/ServiceBus/QueueMessageProcessor.cs
index 83280465c..5d2ae2abe 100644
--- a/src/backend/function/Fusion.Resources.Functions/ServiceBus/QueueMessageProcessor.cs
+++ b/src/backend/function/Fusion.Resources.Functions/ServiceBus/QueueMessageProcessor.cs
@@ -1,10 +1,7 @@
 using System;
 using System.Text;
-using System.Threading;
 using System.Threading.Tasks;
 using Azure.Messaging.ServiceBus;
-using Microsoft.Azure.ServiceBus;
-using Microsoft.Azure.ServiceBus.Core;
 using Microsoft.Azure.WebJobs;
 using Microsoft.Azure.WebJobs.ServiceBus;
 using Microsoft.Extensions.Logging;