diff --git a/Kyoo/Controllers/StartupCode.cs b/Kyoo/Controllers/StartupCode.cs
index 4e161945..fd993d61 100644
--- a/Kyoo/Controllers/StartupCode.cs
+++ b/Kyoo/Controllers/StartupCode.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Threading;
 using System.Threading.Tasks;
+using IdentityServer4.EntityFramework.DbContexts;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 
@@ -20,6 +21,8 @@ namespace Kyoo.Controllers
 			using (IServiceScope serviceScope = _serviceProvider.CreateScope())
 			{
 				serviceScope.ServiceProvider.GetService<DatabaseContext>().Database.EnsureCreated();
+				serviceScope.ServiceProvider.GetService<ConfigurationDbContext>().Database.EnsureCreated();
+				serviceScope.ServiceProvider.GetService<PersistedGrantDbContext>().Database.EnsureCreated();
 				// Use the next line if the database is not SQLite (SQLite doesn't support complexe migrations).
 				// serviceScope.ServiceProvider.GetService<DatabaseContext>().Database.Migrate();;
 				
diff --git a/Kyoo/DatabaseContext.cs b/Kyoo/DatabaseContext.cs
index 1188581e..4c5712ce 100644
--- a/Kyoo/DatabaseContext.cs
+++ b/Kyoo/DatabaseContext.cs
@@ -9,7 +9,7 @@ namespace Kyoo
 {
 	public class DatabaseContext : DbContext
 	{
-		public DatabaseContext(DbContextOptions options) : base(options) { }
+		public DatabaseContext(DbContextOptions<DatabaseContext> options) : base(options) { }
 
 		public DbSet<Library> Libraries { get; set; }
 		public DbSet<Collection> Collections { get; set; }
diff --git a/Kyoo/IdentityContext.cs b/Kyoo/IdentityContext.cs
new file mode 100644
index 00000000..d612e321
--- /dev/null
+++ b/Kyoo/IdentityContext.cs
@@ -0,0 +1,47 @@
+using System.Collections.Generic;
+using IdentityServer4.Models;
+
+namespace Kyoo
+{
+	public class IdentityContext
+	{
+		public static IEnumerable<IdentityResource> GetIdentityResources()
+		{
+			return new List<IdentityResource>
+			{
+				new IdentityResources.OpenId(),
+				new IdentityResources.Email(),
+				new IdentityResources.Profile()
+			};
+		}
+		
+		public static IEnumerable<ApiResource> GetApis()
+		{
+			return new[]
+			{
+				new ApiResource
+				{
+					Name = "Kyoo",
+					Scopes =
+					{
+						new Scope
+						{
+							Name = "kyoo.read",
+							DisplayName = "Read only access to the API.",
+						},
+						new Scope
+						{
+							Name = "kyoo.write",
+							DisplayName = "Read and write access to the public API"
+						},
+						new Scope
+						{
+							Name = "kyoo.admin",
+							DisplayName = "Full access to the admin's API and the public API."
+						}
+					}
+				}
+			};
+		}
+	}
+}
\ No newline at end of file
diff --git a/Kyoo/Kyoo.csproj b/Kyoo/Kyoo.csproj
index 39aa0c23..0ad06118 100644
--- a/Kyoo/Kyoo.csproj
+++ b/Kyoo/Kyoo.csproj
@@ -22,6 +22,7 @@
 		
 		<PackageReference Include="IdentityServer4" Version="3.1.2" />
 		<PackageReference Include="IdentityServer4.AspNetIdentity" Version="3.1.2" />
+		<PackageReference Include="IdentityServer4.EntityFramework" Version="3.1.2" />
 		<PackageReference Include="Microsoft.AspNet.WebApi.Client" Version="5.2.7" />
 		<PackageReference Include="Microsoft.AspNetCore.Authentication.OpenIdConnect" Version="3.1.2" />
 		<PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.1.2" />
@@ -88,6 +89,6 @@
 	</ItemGroup>
 
 	<Target Name="CreatePluginFolder" AfterTargets="Build">
-		<MakeDir Directories="$(OutputPath)/plugins"/>
+		<MakeDir Directories="$(OutputPath)/plugins" />
 	</Target>
 </Project>
diff --git a/Kyoo/Startup.cs b/Kyoo/Startup.cs
index 4711d20c..600d447d 100644
--- a/Kyoo/Startup.cs
+++ b/Kyoo/Startup.cs
@@ -1,3 +1,7 @@
+using System.Collections.Generic;
+using IdentityServer4.EntityFramework.DbContexts;
+using IdentityServer4.Models;
+using IdentityServer4.Stores;
 using Kyoo.Controllers;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
@@ -34,9 +38,18 @@ namespace Kyoo
 			services.AddDbContext<DatabaseContext>(options => options.UseLazyLoadingProxies()
 				.UseSqlite(Configuration.GetConnectionString("Database")));
 
-			// services.AddIdentity<ApplicationUser, IdentityRole>()
-			//	 .AddEntityFrameworkStores()
-			// services.AddIdentityServer();
+			services.AddIdentityServer()
+				.AddConfigurationStore(options =>
+				{
+					options.ConfigureDbContext = builder => builder.UseSqlite(Configuration.GetConnectionString("Database"));
+				})
+				.AddOperationalStore(options =>
+				{
+					options.ConfigureDbContext = builder => builder.UseSqlite(Configuration.GetConnectionString("Database"));
+					options.EnableTokenCleanup = true;
+				})
+				.AddInMemoryIdentityResources(IdentityContext.GetIdentityResources())
+				.AddInMemoryApiResources(IdentityContext.GetApis());
 
 			services.AddScoped<ILibraryManager, LibraryManager>();
 			services.AddScoped<ICrawler, Crawler>();
@@ -74,13 +87,14 @@ namespace Kyoo
 				return next();
 			});
 
-			//app.UseHttpsRedirection();
 			app.UseStaticFiles();
 			if (!env.IsDevelopment())
 				app.UseSpaStaticFiles();
 
 			app.UseRouting();
 
+			app.UseIdentityServer();
+
 			app.UseEndpoints(endpoints =>
 			{
 				endpoints.MapControllerRoute("API Route", "api/{controller=Home}/{action=Index}/{id?}");