To edit the Handbook:
git clone https://github.com/davidbailey/Information_Security_Handbook.git
edit
git commit -a -m 'message'
git push
To release a new version of the PDF:
git tag "date -u "+%Y-%m-%d_%H.%M.%S""
git push --tags
Releases located at: https://github.com/davidbailey/Information_Security_Handbook/releases/latest/