helmet : help secure Express/Connect apps with various HTTP headers. You can installing helmet npm packages, there are two ways to install this module locally and globaly. -g option is specified to global. Execute the below command.
$ sudo npm install helmet $ sudo npm install -g helmet
If want to update the helmet package execute the command as below,
$ sudo npm update helmet
Update package globally,
$ npm install -g helmet
$ sudo git clone https://github.com/rektide/helmet.git
$ sudo npm install -g ./helmet
helmet@3.9.0 /usr/lib/node_modules/helmet
You can uninstall or remove this package from your node_modules run the command as below,
$ sudo npm uninstall helmet
| Package Name | helmet |
| Version | 3.9.0 |
| Description | help secure Express/Connect apps with various HTTP headers |
| Released Date | 2017-10-13T15:43:16.851Z |
| Published by | evanhahn |
| How to Learn | https://www.npmjs.com/package/helmet/tutorial |