Asterisk: The Busy Box
This article first appeared in the Autumn edition of 2600: The Hacker Quarterly in 2013. The Asterisk code was tested on Asterisk version 1.2, and later tested on 1.8. The shells scripts were written in Bash. After turning my Asterisk PBX server into an apartment gate opener, I had an idea to bring back the old school phreaker […]