Nginx

• Nginx Passenger

basic auth

From: https://docs.nginx.com/nginx/admin-guide/security-controls/configuring-http-basic-authentication/

 sudo htpasswd -c /etc/apache2/.htpasswd user1
 sudo htpasswd    /etc/apache2/.htpasswd user2

 location /api {
   auth_basic           "Administrator’s Area";
   auth_basic_user_file /etc/apache2/.htpasswd; 
 }