diff --git a/reverseproxy.conf b/reverseproxy.conf
index 383aeeb..8be866b 100644
--- a/reverseproxy.conf
+++ b/reverseproxy.conf
@@ -21,6 +21,8 @@ http {
     map $request_method $cache_bypass {
         default 0;
         POST 1;
+        PUT 1;
+        DELETE 1;
     }
 
     client_body_temp_path /opt/bitnami/nginx/tmp/client_temp;
@@ -36,6 +38,31 @@ http {
     proxy_cache_use_stale timeout updating;
     proxy_ignore_headers Cache-Control Expires Set-Cookie;
 
+    proxy_buffering on;
+    proxy_buffers 8 16k;
+    proxy_buffer_size 16k;
+    proxy_busy_buffers_size 64k;
+    proxy_temp_file_write_size 64k;
+    proxy_max_temp_file_size 1024m;
+
+    geo $admin {
+        default 1;
+        10.0.0.0/8 0;     # Private Network
+        192.168.0.0/24 0; # Localhost Network
+        141.57.0.0/16 0;  # HTWK Leipzig Network
+        172.18.0.0/24 0;  # Docker Internal Network
+    }
+
+    map $admin $limit_key {
+        0 "";
+        1 $binary_remote_addr;
+    }
+
+    # Limit the number of requests per IP
+    limit_req_zone $limit_key zone=feed:20m rate=10r/m;
+    limit_req_zone $limit_key zone=createFeed:10m rate=1r/m;
+    limit_req_zone $limit_key zone=modules:10m rate=3r/m;
+
     server {
         listen              80;
         server_name         frontend;
@@ -65,10 +92,89 @@ http {
             proxy_cache_lock   on;
             proxy_cache_use_stale timeout updating;
             add_header X-Proxy-Cache $upstream_cache_status;
+            limit_req zone=modules burst=5 nodelay;
+        }
+
+        location /api/rooms {
+            proxy_pass http://htwkalender-backend:8090;
+            client_max_body_size 20m;
+            proxy_connect_timeout 600s;
+            proxy_read_timeout 600s;
+            proxy_send_timeout 600s;
+            send_timeout 600s;
+            proxy_cache_bypass 0;
+            proxy_no_cache     0;
+            proxy_cache        mcache; # mcache=RAM
+            proxy_cache_valid 200 301 302  30m;
+            proxy_cache_valid 403 404      5m;
+            proxy_cache_lock   on;
+            proxy_cache_use_stale timeout updating;
+            add_header X-Proxy-Cache $upstream_cache_status;
+            limit_req zone=modules burst=5 nodelay;
+        }
+
+        location /api/schedule {
+            proxy_pass http://htwkalender-backend:8090;
+            client_max_body_size 20m;
+            proxy_connect_timeout 600s;
+            proxy_read_timeout 600s;
+            proxy_send_timeout 600s;
+            send_timeout 600s;
+            proxy_cache_bypass 0;
+            proxy_no_cache     0;
+            proxy_cache        mcache; # mcache=RAM
+            proxy_cache_valid 200 301 302  30m;
+            proxy_cache_valid 403 404      5m;
+            proxy_cache_lock   on;
+            proxy_cache_use_stale timeout updating;
+            add_header X-Proxy-Cache $upstream_cache_status;
+            limit_req zone=modules burst=5 nodelay;
+        }
+
+        location /api/courses {
+            proxy_pass http://htwkalender-backend:8090;
+            client_max_body_size 20m;
+            proxy_connect_timeout 600s;
+            proxy_read_timeout 600s;
+            proxy_send_timeout 600s;
+            send_timeout 600s;
+            proxy_cache_bypass 0;
+            proxy_no_cache     0;
+            proxy_cache        mcache; # mcache=RAM
+            proxy_cache_valid 200 301 302  30m;
+            proxy_cache_valid 403 404      5m;
+            proxy_cache_lock   on;
+            proxy_cache_use_stale timeout updating;
+            add_header X-Proxy-Cache $upstream_cache_status;
+            limit_req zone=modules burst=5 nodelay;
+        }
+
+        location /api/feed {
+            proxy_pass http://htwkalender-backend:8090;
+            client_max_body_size 2m;
+            proxy_connect_timeout 600s;
+            proxy_read_timeout 600s;
+            proxy_send_timeout 600s;
+            send_timeout 600s;
+            limit_req zone=feed burst=10 nodelay;
+        }
+
+        location /api/createFeed {
+            proxy_pass http://htwkalender-backend:8090;
+            client_max_body_size 2m;
+            proxy_connect_timeout 600s;
+            proxy_read_timeout 600s;
+            proxy_send_timeout 600s;
+            send_timeout 600s;
+            limit_req zone=createFeed burst=1 nodelay;
         }
 
         location /_ {
             proxy_pass http://htwkalender-backend:8090;
+            # if user is not 0 in admin list, return 404
+            if ($admin) {
+                return 404 "Not Found";
+            }
         }
 
         location / {