No device is safe from the perils of malicious software, and Google's Android, being an open source and ubiquitous piece of firmware, is particularly susceptible. As such, it's important for Droidsters to arm themselves against the hackers looking to scrape their data and use it to unscrupulous ends. What's even more alarming, however, is that many seemingly legitimate apps are collecting info on us, often without our knowing, and you find this fact to be more than a little disconcerting, then a nifty little firewall app for Android will help you regain control of the data you share.