Lex Cyberia

Cyber Glossary

Cyberlaw dictionary is an alphabetical reference guide to technical and legal terms related to the Internet. The site you are now browsing contains over 500 definitions of words drawn from Standard Internet English including technical terms and their meanings. Our aim is to explain basic technical jargon of cyberspace to those who are not familiar with its jargon. We've given preference to terms that are widely used, like modem or bandwidth, and to those that describe new concepts specific to the Internet experience such as phishing or sexting.

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Firewall

a security system designed to keep unauthorized individuals from gaining access to a private network. A firewall may be deployed in either software or hardware or both concurrently. One of the functions of a firewall is to effectively screen all incoming and outgoing messages.