Erin Biba

Before you can keep track of how successful you are at reducing your impact on the environment, you need to know what your impact is. A slew of gizmos and software programs can get you started

You may want to think twice before logging into a public wireless hotspot. Sure, grabbing a few minutes of connectivity is convenient, but identity thieves are discovering that, through "evil twin" attacks, hotspots are a great way to steal unsuspecting users' private information. So how does an evil twin attack work? Let's say that I'm a hacker. I set up my computer to transmit a signal that turns my PC into an access point, or Wi-Fi hotspot. I'll even give it a legitimate-sounding name, like T-Mobile Hotspot, to fool unsuspecting surfers.

Thought you were free from paying new taxes on your Internet access, at least for the next four years? The Internet Tax Non-Discrimination Act was supposed to put a moratorium on new Net taxes. That, however, hasn't stopped some in Washington from suggesting that old taxes might be applied in new ways.