firewall

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fire·wall

(fīr'wawl)
1. A special building material that is placed in walls between buildings or rooms to prevent the spread of fire.
2. A software program designed to prevent unauthorized persons from accessing a computer system.

firewall

A set of programs that protects the resources of a private computer network from users of other networks. It screens the messages that attempt to enter or leave the network and permits or denies access to outside users based on pre-programmed rules.
References in periodicals archive ?
For this price, users will receive a full product suite consisting of a hardware firewall, developer SDK and full SSH access, as well as membership of the online Yoggie developer community.
Once set up, the incremental cost for additional users is very low: their home computer, their monthly fee for high-speed Internet access and the cost of a hardware firewall at home (under $200).
The new unit adds a Tor client layer of anonymity to the security of a hardware firewall and the privacy of a VPN.
With a hardware firewall, it's all stopped outside the PC.
Since hardware firewalls provide more security than software products, I generally recommend the hardware option for most business applications.
mGuard industrial is a DIN-mounted hardware firewall device with virus protection, VPN and hardware encryption and audit and centralised SNMP-based management, intended for production environments.
A hardware firewall should stop all unrequested data from entering your PC or your network.
a provider of public VPN services since 2001 has released the Tiny Hardware Firewall at http://TinyHardwareFirewall.
Adding to this, the iHomeDefender utilizes the latest in next-generation hardware firewall technology.
NXP's SmartMX chips comprise a number of unique security features to guard against attack scenarios with light and lasers as well as a dedicated hardware firewall to protect specific sections on the chip.
com)-- Harris Andrea, author of Cisco ASA Firewall Fundamentals, proudly presents the second edition of his electronic book dealing with the configuration of the most popular hardware firewall in the market, the Cisco ASA 5500 series appliance.