Get blackbox installed on Mac using Brew

Package Information:

Name: blackbox
Use: Safely store secrets in a VCS repo (i.e. Git, Mercurial, Subversion or Perforce)
URL: https://github.com/StackExchange/blackbox

Installation Steps:

1. Open Terminal by pressing <command+space>. Type terminal and hit Enter key.
2. Now, run

   ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

3. Install blackbox using brew

   brew install blackbox

blackbox is ready to use now!