New ways to sniff what you type?

Ways to capture what you type on a keyboard have always be of interest to both hackers and intelligence agencies. Many approaches have existed for years:

- capturing electronic emanations

- using dongle memory devices which attach to keyboard cable

- altered keyboards which record key strokes and get replaced during warranty period with all the valuable information

- keystroke trojans

- etc...

But technology for sniffing what you type is here. This technology is based on laser listening technology similar to the one which is used today to listen to you talk across walls and windows.

The following article from Zdnet provides more details...