Special computers that are set up on a network to prevent intruders from stealing or destroying confidential files.

The Internet Dictionary Special computers that are set up on a network to prevent intruders from stealing or destroying confidential files.

A firewall is a computer security device that is situated between a small business's internal network and the Internet. It can work at either the software or the hardware level to prevent u [..]

  Firewalls are security devices used to restrict access in communication networks. They prevent computer access between networks (say from the Internet to your corporate network), and only allow access to services which are expressly registered. They also keep logs of all activity, which may be used in investigations. With the rapid growth in elec [..]

A device, or series of devices, that separate, and secure internal networks, from unauthorized external access.

Firewalls are systems designed to prevent unauthorized access to or from a private network. They are often used to prevent Internet users from accessing private networks connected to the Internet. Functional Specifications

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