diff --git a/FoodsharingSiegen.Contracts/Entity/Audit.cs b/FoodsharingSiegen.Contracts/Entity/Audit.cs
new file mode 100644
index 0000000..2646f2f
--- /dev/null
+++ b/FoodsharingSiegen.Contracts/Entity/Audit.cs
@@ -0,0 +1,49 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace FoodsharingSiegen.Contracts.Entity
+{
+    /// <summary>
+    /// The audit class (a. beging, 23.05.2022)
+    /// </summary>
+    public class Audit
+    {
+        #region Public Properties
+
+        /// <summary>
+        /// Gets or sets the value of the created (ab)
+        /// </summary>
+        public DateTime? Created { get; set; }
+
+        /// <summary>
+        /// Gets or sets the value of the data 1 (ab)
+        /// </summary>
+        public string? Data1 { get; set; }
+
+        /// <summary>
+        /// Gets or sets the value of the data 2 (ab)
+        /// </summary>
+        public string? Data2 { get; set; }
+
+        /// <summary>
+        /// Gets or sets the value of the id (ab)
+        /// </summary>
+        [Key] public Guid Id { get; set; }
+
+        /// <summary>
+        /// Gets or sets the value of the type (ab)
+        /// </summary>
+        public AuditType Type { get; set; }
+
+        /// <summary>
+        /// Gets or sets the value of the user (ab)
+        /// </summary>
+        public User? User { get; set; }
+
+        /// <summary>
+        /// Gets or sets the value of the user id (ab)
+        /// </summary>
+        public Guid? UserID { get; set; }
+
+        #endregion
+    }
+}
\ No newline at end of file
diff --git a/FoodsharingSiegen.Contracts/Entity/AuditType.cs b/FoodsharingSiegen.Contracts/Entity/AuditType.cs
new file mode 100644
index 0000000..7284c2c
--- /dev/null
+++ b/FoodsharingSiegen.Contracts/Entity/AuditType.cs
@@ -0,0 +1,23 @@
+namespace FoodsharingSiegen.Contracts.Entity
+{
+    public enum AuditType : int
+    {
+        None = 0,
+        
+        // Profile
+        SaveProfile = 10,
+        SetOwnPassword = 20,
+        
+        // Usermanagement
+        CreateUser = 30,
+        UpdateUser = 40,
+        RemoveUser = 50,
+        SetUserPassword = 60,
+        
+        // Prospect
+        CreateProspect = 70,
+        EditProspect = 80,
+        AddInteraction = 90,
+        RemoveInteraction = 100
+    }
+}
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Auth/AuthService.cs b/FoodsharingSiegen.Server/Auth/AuthService.cs
index 6ff7bca..6472c26 100644
--- a/FoodsharingSiegen.Server/Auth/AuthService.cs
+++ b/FoodsharingSiegen.Server/Auth/AuthService.cs
@@ -13,8 +13,7 @@ namespace FoodsharingSiegen.Server.Auth
     /// <summary>
     /// The auth service class (a. beging, 04.04.2022)
     /// </summary>
-    /// <seealso cref="ServiceBase"/>
-    public class AuthService : ServiceBase
+    public class AuthService
     {
         #region Public Properties
 
@@ -25,6 +24,15 @@ namespace FoodsharingSiegen.Server.Auth
 
         #endregion
 
+        #region Private Properties
+
+        /// <summary>
+        /// Gets the value of the context (ab)
+        /// </summary>
+        private FsContext Context { get; }
+
+        #endregion
+
         #region Private Fields
 
         /// <summary>
@@ -55,8 +63,9 @@ namespace FoodsharingSiegen.Server.Auth
         public AuthService(
             FsContext context,
             LocalStorageService localStorageService,
-            AuthenticationStateProvider authenticationStateProvider) : base(context)
+            AuthenticationStateProvider authenticationStateProvider)
         {
+            Context = context;
             _localStorageService = localStorageService;
             _authenticationStateProvider = authenticationStateProvider;
         }
diff --git a/FoodsharingSiegen.Server/Auth/TokenAuthStateProvider.cs b/FoodsharingSiegen.Server/Auth/TokenAuthStateProvider.cs
index cf1359c..42c9124 100644
--- a/FoodsharingSiegen.Server/Auth/TokenAuthStateProvider.cs
+++ b/FoodsharingSiegen.Server/Auth/TokenAuthStateProvider.cs
@@ -1,9 +1,11 @@
 using System.Security.Claims;
 using FoodsharingSiegen.Contracts;
-using FoodsharingSiegen.Server.Auth;
+using FoodsharingSiegen.Contracts.Entity;
+using FoodsharingSiegen.Server.Data;
 using FoodsharingSiegen.Server.Data.Service;
 using FoodsharingSiegen.Shared.Helper;
 using Microsoft.AspNetCore.Components.Authorization;
+using Microsoft.EntityFrameworkCore;
 
 namespace FoodsharingSiegen.Server.Service
 {
@@ -13,13 +15,13 @@ namespace FoodsharingSiegen.Server.Service
         /// <seealso cref="AuthenticationStateProvider"/>
         public class TokenAuthStateProvider : AuthenticationStateProvider
     {
+        private FsContext Context { get; }
+
         #region Private Fields
 
         /// <summary> LocalStorageService </summary>
         private readonly LocalStorageService _localStorageService;
-
-        private readonly UserService _userService;
-
+        
         #endregion
 
         #region Setup/Teardown
@@ -28,11 +30,11 @@ namespace FoodsharingSiegen.Server.Service
         ///     Constructor
         /// </summary>
         /// <param name="localStorageService"></param>
-        /// <param name="userService"></param>
-        public TokenAuthStateProvider(LocalStorageService localStorageService, UserService userService)
+        /// <param name="context"></param>
+        public TokenAuthStateProvider(LocalStorageService localStorageService, FsContext context)
         {
+            Context = context;
             _localStorageService = localStorageService;
-            _userService = userService;
         }
 
         #endregion
@@ -48,7 +50,7 @@ namespace FoodsharingSiegen.Server.Service
             var token = await _localStorageService.GetItem<string>(StorageKeys.TokenKey);
             var tokenValid = AuthHelper.ValidateToken(token, out var user);
 
-            var checkR = await _userService.CheckForceLogout(user);
+            var checkR = await CheckForceLogout(user);
             if (checkR.Success && checkR.Data)
                 tokenValid = false;
             
@@ -75,6 +77,28 @@ namespace FoodsharingSiegen.Server.Service
 
         #endregion
 
+        #region Public Method CheckForceLogout
+
+        /// <summary>
+        /// Checks the force logout using the specified user (a. beging, 11.04.2022)
+        /// </summary>
+        /// <param name="user">The user</param>
+        /// <returns>A task containing an operation result of bool</returns>
+        public async Task<OperationResult<bool>> CheckForceLogout(User user)
+        {
+            try
+            {
+                var anyR = await Context.Users.AnyAsync(x => x.Id == user.Id && x.ForceLogout);
+                return new OperationResult<bool>(anyR);
+            }
+            catch (Exception e)
+            {
+                return new OperationResult<bool>(e);
+            }
+        }
+
+        #endregion
+        
         #region Public Method MarkUserAsLoggedOut
         
         /// <summary>
diff --git a/FoodsharingSiegen.Server/BaseClasses/FsBase.cs b/FoodsharingSiegen.Server/BaseClasses/FsBase.cs
index b3c8d2f..5720d38 100644
--- a/FoodsharingSiegen.Server/BaseClasses/FsBase.cs
+++ b/FoodsharingSiegen.Server/BaseClasses/FsBase.cs
@@ -1,5 +1,6 @@
 using FoodsharingSiegen.Contracts.Entity;
 using FoodsharingSiegen.Server.Auth;
+using FoodsharingSiegen.Server.Data.Service;
 using Microsoft.AspNetCore.Components;
 
 namespace FoodsharingSiegen.Server.BaseClasses
@@ -17,6 +18,11 @@ namespace FoodsharingSiegen.Server.BaseClasses
         /// </summary>
         [Inject] private AuthService? AuthService { get; set; }
         
+        /// <summary>
+        /// Gets or sets the value of the audit service (ab)
+        /// </summary>
+        [Inject] private AuditService? AuditService { get; set; }
+        
         #endregion
 
         #region Override OnInitializedAsync
diff --git a/FoodsharingSiegen.Server/Data/FsContext.cs b/FoodsharingSiegen.Server/Data/FsContext.cs
index c885ab8..b3147f2 100644
--- a/FoodsharingSiegen.Server/Data/FsContext.cs
+++ b/FoodsharingSiegen.Server/Data/FsContext.cs
@@ -1,6 +1,5 @@
 using FoodsharingSiegen.Contracts.Entity;
 using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
 
 namespace FoodsharingSiegen.Server.Data
 {
@@ -26,6 +25,11 @@ namespace FoodsharingSiegen.Server.Data
         /// Gets or sets the value of the users (ab)
         /// </summary>
         public DbSet<User>? Users { get; set; }
+        
+        /// <summary>
+        /// Gets or sets the value of the audits (ab)
+        /// </summary>
+        public DbSet<Audit>? Audits { get; set; }
 
         #endregion
 
diff --git a/FoodsharingSiegen.Server/Data/Service/AuditService.cs b/FoodsharingSiegen.Server/Data/Service/AuditService.cs
new file mode 100644
index 0000000..ad46c9b
--- /dev/null
+++ b/FoodsharingSiegen.Server/Data/Service/AuditService.cs
@@ -0,0 +1,95 @@
+using FoodsharingSiegen.Contracts;
+using FoodsharingSiegen.Contracts.Entity;
+using FoodsharingSiegen.Server.Auth;
+
+namespace FoodsharingSiegen.Server.Data.Service
+{
+    /// <summary>
+    /// The audit service class (a. beging, 23.05.2022)
+    /// </summary>
+    /// <seealso cref="ServiceBase"/>
+    public class AuditService : ServiceBase
+    {
+        #region Setup/Teardown
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AuditService"/> class
+        /// </summary>
+        /// <param name="context">The context (ab)</param>
+        /// <param name="authService"></param>
+        public AuditService(FsContext context, AuthService authService) : base(context, authService) { }
+
+        #endregion
+
+        #region Public Method Insert
+
+        /// <summary>
+        /// Inserts the type (a. beging, 23.05.2022)
+        /// </summary>
+        /// <param name="type">The type</param>
+        /// <param name="data1">The data</param>
+        /// <param name="data2">The data</param>
+        /// <returns>A task containing an operation result of audit</returns>
+        public async Task<OperationResult<Audit>> Insert(AuditType type, string? data1 = null, string? data2 = null)
+        {
+            try
+            {
+                var audit = new Audit
+                {
+                    Type = type,
+                    UserID = CurrentUser?.Id,
+                    Data1 = data1,
+                    Data2 = data2
+                };
+            
+                Context.Audits?.Add(audit);
+                var saveR = await Context.SaveChangesAsync();
+            
+                if (saveR > 0)
+                    return new OperationResult<Audit>(audit);
+            
+                return new OperationResult<Audit>(new Exception("Couldn't add audit"));
+            }
+            catch (Exception e)
+            {
+                return new OperationResult<Audit>(e);
+            }
+        }
+
+        #endregion
+
+        #region Public Method Load
+
+        /// <summary>
+        /// Loads the count (a. beging, 23.05.2022)
+        /// </summary>
+        /// <param name="count">The count</param>
+        /// <param name="type">The type</param>
+        /// <returns>A task containing an operation result of list audit</returns>
+        public async Task<OperationResult<List<Audit>>> Load(int count, AuditType? type)
+        {
+            try
+            {
+                var query = Context.Audits?.OrderBy(x => x.Created).AsQueryable();
+
+                if (count > 0)
+                    query = query?.Take(count);
+            
+                if (type != null)
+                    query = query?.Where(x => x.Type == type);
+
+                var mat = query?.ToList();
+
+                if (mat != null) return new OperationResult<List<Audit>>(mat);
+
+                return new OperationResult<List<Audit>>(new Exception("Couldn't load audits"));
+            }
+            catch (Exception e)
+            {
+                return new OperationResult<List<Audit>>(e);
+            }
+        }
+
+        #endregion
+    }
+}
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Data/Service/ProspectService.cs b/FoodsharingSiegen.Server/Data/Service/ProspectService.cs
index e8a0fe8..7385771 100644
--- a/FoodsharingSiegen.Server/Data/Service/ProspectService.cs
+++ b/FoodsharingSiegen.Server/Data/Service/ProspectService.cs
@@ -1,5 +1,6 @@
 using FoodsharingSiegen.Contracts;
 using FoodsharingSiegen.Contracts.Entity;
+using FoodsharingSiegen.Server.Auth;
 using Microsoft.EntityFrameworkCore;
 
 namespace FoodsharingSiegen.Server.Data.Service
@@ -10,13 +11,17 @@ namespace FoodsharingSiegen.Server.Data.Service
     /// <seealso cref="ServiceBase"/>
     public class ProspectService : ServiceBase
     {
+        public AuditService AuditService { get; }
+
         #region Setup/Teardown
 
         /// <summary>
         /// Initializes a new instance of the <see cref="ProspectService"/> class
         /// </summary>
         /// <param name="context">The context</param>
-        public ProspectService(FsContext context) : base(context) { }
+        /// <param name="authService"></param>
+        /// <param name="auditService"></param>
+        public ProspectService(FsContext context, AuthService authService, AuditService auditService) : base(context, authService) => AuditService = auditService;
 
         #endregion
 
@@ -75,7 +80,10 @@ namespace FoodsharingSiegen.Server.Data.Service
                 var saveR = await Context.SaveChangesAsync();
 
                 if (saveR > 0)
+                {
+                    await AuditService.Insert(AuditType.CreateProspect, prospect.Name, prospect.FsId.ToString());
                     return new OperationResult<Prospect>(prospect);
+                }
             
                 return new OperationResult<Prospect>(new Exception("Couldn't add prospect"));
             }
diff --git a/FoodsharingSiegen.Server/Data/Service/ServiceBase.cs b/FoodsharingSiegen.Server/Data/Service/ServiceBase.cs
index 4af4a00..36573d7 100644
--- a/FoodsharingSiegen.Server/Data/Service/ServiceBase.cs
+++ b/FoodsharingSiegen.Server/Data/Service/ServiceBase.cs
@@ -1,21 +1,50 @@
-namespace FoodsharingSiegen.Server.Data.Service
+using FoodsharingSiegen.Contracts.Entity;
+using FoodsharingSiegen.Server.Auth;
+
+namespace FoodsharingSiegen.Server.Data.Service
 {
+    /// <summary>
+    /// The service base class (a. beging, 23.05.2022)
+    /// </summary>
     public class ServiceBase
     {
+        #region Public Properties
+
+        /// <summary>
+        /// Gets the value of the auth service (ab)
+        /// </summary>
+        public AuthService AuthService { get; }
+
+        #endregion
+
+        #region Setup/Teardown
+
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        /// <summary>   Specialised constructor for use only by derived class. </summary>
+        /// 
+        /// <remarks>   A Beging, 20.10.2021. </remarks>
+        /// 
+        /// <param name="context">  The context. </param>
+        /// <param name="authService"></param>
+        ////////////////////////////////////////////////////////////////////////////////////////////////////
+        protected ServiceBase(FsContext context, AuthService authService)
+        {
+            Context = context;
+            AuthService = authService;
+        }
+
+        #endregion
+
+        /// <summary>
+        /// Gets the value of the current user (ab)
+        /// </summary>
+        protected User? CurrentUser => AuthService.User;
+
         ////////////////////////////////////////////////////////////////////////////////////////////////////
         /// <summary>   Database Context </summary>
         ///
         /// <value> The context. </value>
         ////////////////////////////////////////////////////////////////////////////////////////////////////
         protected FsContext Context { get; }
-
-        ////////////////////////////////////////////////////////////////////////////////////////////////////
-        /// <summary>   Specialised constructor for use only by derived class. </summary>
-        ///
-        /// <remarks>   A Beging, 20.10.2021. </remarks>
-        ///
-        /// <param name="context">  The context. </param>
-        ////////////////////////////////////////////////////////////////////////////////////////////////////
-        protected ServiceBase(FsContext context) => Context = context;
     }
 }
\ No newline at end of file
diff --git a/FoodsharingSiegen.Server/Data/Service/UserService.cs b/FoodsharingSiegen.Server/Data/Service/UserService.cs
index c335891..bd026d2 100644
--- a/FoodsharingSiegen.Server/Data/Service/UserService.cs
+++ b/FoodsharingSiegen.Server/Data/Service/UserService.cs
@@ -1,5 +1,6 @@
 using FoodsharingSiegen.Contracts;
 using FoodsharingSiegen.Contracts.Entity;
+using FoodsharingSiegen.Server.Auth;
 using Microsoft.EntityFrameworkCore;
 
 namespace FoodsharingSiegen.Server.Data.Service
@@ -16,10 +17,8 @@ namespace FoodsharingSiegen.Server.Data.Service
         /// Initializes a new instance of the <see cref="UserService"/> class
         /// </summary>
         /// <param name="context">The context</param>
-        public UserService(FsContext context) : base(context)
-        {
-            
-        }
+        /// <param name="authService"></param>
+        public UserService(FsContext context, AuthService authService) : base(context, authService) { }
 
         #endregion
 
@@ -58,28 +57,6 @@ namespace FoodsharingSiegen.Server.Data.Service
 
         #endregion
 
-        #region Public Method CheckForceLogout
-
-        /// <summary>
-        /// Checks the force logout using the specified user (a. beging, 11.04.2022)
-        /// </summary>
-        /// <param name="user">The user</param>
-        /// <returns>A task containing an operation result of bool</returns>
-        public async Task<OperationResult<bool>> CheckForceLogout(User user)
-        {
-            try
-            {
-                var anyR = await Context.Users.AnyAsync(x => x.Id == user.Id && x.ForceLogout);
-                return new OperationResult<bool>(anyR);
-            }
-            catch (Exception e)
-            {
-                return new OperationResult<bool>(e);
-            }
-        }
-
-        #endregion
-
         #region Public Method GetUsersAsync
 
         ////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/FoodsharingSiegen.Server/Migrations/20220523082612_Audit.Designer.cs b/FoodsharingSiegen.Server/Migrations/20220523082612_Audit.Designer.cs
new file mode 100644
index 0000000..9ea51d8
--- /dev/null
+++ b/FoodsharingSiegen.Server/Migrations/20220523082612_Audit.Designer.cs
@@ -0,0 +1,195 @@
+// <auto-generated />
+using System;
+using FoodsharingSiegen.Server.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace FoodsharingSiegen.Server.Migrations
+{
+    [DbContext(typeof(FsContext))]
+    [Migration("20220523082612_Audit")]
+    partial class Audit
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "6.0.1");
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Audit", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("Created")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Data1")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Data2")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid?>("UserID")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserID");
+
+                    b.ToTable("Audits");
+                });
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Interaction", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("Alert")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<DateTime>("Created")
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Info")
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("NotNeeded")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid>("ProspectID")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid>("UserID")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProspectID");
+
+                    b.HasIndex("UserID");
+
+                    b.ToTable("Interactions");
+                });
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Prospect", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("Created")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("FsId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Memo")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Prospects");
+                });
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.User", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime>("Created")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("EncryptedPassword")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<bool>("ForceLogout")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Groups")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Mail")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Memo")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("Verified")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Audit", b =>
+                {
+                    b.HasOne("FoodsharingSiegen.Contracts.Entity.User", "User")
+                        .WithMany()
+                        .HasForeignKey("UserID");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Interaction", b =>
+                {
+                    b.HasOne("FoodsharingSiegen.Contracts.Entity.Prospect", "Prospect")
+                        .WithMany("Interactions")
+                        .HasForeignKey("ProspectID")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FoodsharingSiegen.Contracts.Entity.User", "User")
+                        .WithMany("Interactions")
+                        .HasForeignKey("UserID")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Prospect");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Prospect", b =>
+                {
+                    b.Navigation("Interactions");
+                });
+
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.User", b =>
+                {
+                    b.Navigation("Interactions");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/FoodsharingSiegen.Server/Migrations/20220523082612_Audit.cs b/FoodsharingSiegen.Server/Migrations/20220523082612_Audit.cs
new file mode 100644
index 0000000..25bada3
--- /dev/null
+++ b/FoodsharingSiegen.Server/Migrations/20220523082612_Audit.cs
@@ -0,0 +1,45 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace FoodsharingSiegen.Server.Migrations
+{
+    public partial class Audit : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Audits",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "TEXT", nullable: false),
+                    Created = table.Column<DateTime>(type: "TEXT", nullable: true),
+                    Data1 = table.Column<string>(type: "TEXT", nullable: true),
+                    Data2 = table.Column<string>(type: "TEXT", nullable: true),
+                    Type = table.Column<int>(type: "INTEGER", nullable: false),
+                    UserID = table.Column<Guid>(type: "TEXT", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Audits", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Audits_Users_UserID",
+                        column: x => x.UserID,
+                        principalTable: "Users",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Audits_UserID",
+                table: "Audits",
+                column: "UserID");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Audits");
+        }
+    }
+}
diff --git a/FoodsharingSiegen.Server/Migrations/FsContextModelSnapshot.cs b/FoodsharingSiegen.Server/Migrations/FsContextModelSnapshot.cs
index 4e46091..5b44231 100644
--- a/FoodsharingSiegen.Server/Migrations/FsContextModelSnapshot.cs
+++ b/FoodsharingSiegen.Server/Migrations/FsContextModelSnapshot.cs
@@ -17,6 +17,34 @@ namespace FoodsharingSiegen.Server.Migrations
 #pragma warning disable 612, 618
             modelBuilder.HasAnnotation("ProductVersion", "6.0.1");
 
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Audit", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("TEXT");
+
+                    b.Property<DateTime?>("Created")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Data1")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Data2")
+                        .HasColumnType("TEXT");
+
+                    b.Property<int>("Type")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<Guid?>("UserID")
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserID");
+
+                    b.ToTable("Audits");
+                });
+
             modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Interaction", b =>
                 {
                     b.Property<Guid>("Id")
@@ -122,6 +150,15 @@ namespace FoodsharingSiegen.Server.Migrations
                     b.ToTable("Users");
                 });
 
+            modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Audit", b =>
+                {
+                    b.HasOne("FoodsharingSiegen.Contracts.Entity.User", "User")
+                        .WithMany()
+                        .HasForeignKey("UserID");
+
+                    b.Navigation("User");
+                });
+
             modelBuilder.Entity("FoodsharingSiegen.Contracts.Entity.Interaction", b =>
                 {
                     b.HasOne("FoodsharingSiegen.Contracts.Entity.Prospect", "Prospect")
diff --git a/FoodsharingSiegen.Server/Program.cs b/FoodsharingSiegen.Server/Program.cs
index 16d134f..630013a 100644
--- a/FoodsharingSiegen.Server/Program.cs
+++ b/FoodsharingSiegen.Server/Program.cs
@@ -23,10 +23,12 @@ builder.Services.AddScoped<LocalStorageService>();
 builder.Services.AddScoped<AuthenticationStateProvider, TokenAuthStateProvider>();
 
 builder.Services.AddScoped<FsContext>();
+builder.Services.AddScoped<AuditService>();
 builder.Services.AddScoped<AuthService>();
 builder.Services.AddScoped<UserService>();
 builder.Services.AddScoped<ProspectService>();
 
+
 builder.Services.AddBlazorise( options => { options.Immediate = true; }).AddMaterialProviders().AddMaterialIcons();
 
 var app = builder.Build();