Akademik

n.

Software that monitors network traffic to steal passwords, credit card numbers, and other sensitive data. Also, the person who uses such software.

"Computer systems connected to networks, such as the Internet, are also vulnerable to sniffing: eavesdropping on communications between computers. Special software called packet sniffers can be connected to a computer network and extract all the packets of information used to pass data between computers."

— John Graham-Cumming, "Computing and the net: Attack of the Trojan Smurfs," The Guardian (London)