$ sudo npm install http-signature
$ sudo npm install -g http-signature

If want to update the http-signature package execute the command as below,

$ sudo npm update http-signature

Update package globally,

$ npm install -g http-signature

Git clone:

$ sudo  git clone https://github.com/rektide/http-signature.git

$ sudo  npm install -g ./http-signature

http-signature@1.2.0 /usr/lib/node_modules/http-signature

How to remove http-signature package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall http-signature

Basic Information of http-signature NPM Package: