Cell phones have become so much a part of our lives that we don't stop to think about the vulnerabilities unique to this technology.
For example, there is the simple act of eavesdropping.
How many times have you been the unwitting listener to someone else's phone conversation? It has become a profitable pastime for many.
There are two types of eavesdropping — casual and technical. Someone with an interest can, of course, overhear things you say on your cell phone. Never use it in a public place to call your bank, visit with your financial advisor or conduct any personal business. Don't use your cell phone to talk to automated banking or credit card systems where you speak your account numbers or personal identification numbers. New scanners have been developed which search airwaves for decodable cell signals. Think before you speak. (more)