diff --git a/server/index.ts b/server/index.ts
index 2986a4b..cfdcae7 100644
--- a/server/index.ts
+++ b/server/index.ts
@@ -31,7 +31,6 @@ AppDataSource.initialize().then(async () => {
 
     // create express app
     const app = express()
-    app.use(bodyParser.json())
     app.use(session({
         secret: ownConfig.sessionSecret,
         resave: false,
@@ -39,21 +38,8 @@ AppDataSource.initialize().then(async () => {
     }))
     app.set('etag', false);
 
-    initPKIjs();
-
     app.use('/', rootRouter);
 
-    await fs.mkdir(certDirPath, { recursive: true });
-    if (!existsSync(rootSignKeyPath)) {
-        console.info('generate sign key');
-        generateRootSignKey();
-    }
-
-    if (!existsSync(rootCertPath)) {
-        console.info('generate root certificate');
-        await generateRootCertificateEasy();
-    }
-
     // start express server
     app.listen(ownConfig.port)