I put off calling my cell phone company to negotiate a better rate for about six months. It's tedious, and frustrating, and endless other, equally unappealing tasks kept getting in the way.

Yes, you can actually make cell phone calls with your Arduino now. The real star of this build is the new GSM Shield library. This library of code includes the methods necessary for an Arduino to ...

to much more invasive surveillance such as intercepting SMS messages and what websites you’re visiting on your phone. The EFF calls them cell-site simulators, and they’re an incredible ...