Rails - Guard, Brakeman, and Bundler-Audit

Thanks to the efforts of Justin Collins (@presidentbeef - Brakeman)  and Hal Brodigan (@postmodern_mod3 - Bundler-Audit), Rails developers (and Sinatra) can use these two tools in tandem with Guard to protect their applications while under development. For those who aren't familiar, Guard was designed to run while you are developing, when you save a file it triggers Guard to run whatever tests you've specified in your Guardfile.

The following video depicts this.