firewall


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Related to firewall: Windows Firewall

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 ?
Since IPSec VPN traffic encrypts all the original packet information, including source and destination address and application type, the firewall cannot apply any filtering.
Since last year the Board has been engaged in a comprehensive review of the twenty-eight firewalls it erected in the late 1980s, and the Board has recently proposed to eliminate a majority of those restrictions.
The third-generation image spam defense capabilities are immediately available to all Barracuda Spam Firewall customers running firmware release 3.
With Digex managed firewalls solutions, clients receive the industry's most proven firewall solution, complete with high levels of scalability, ease of implementation, user satisfaction, availability and support.
To prevent viewing of images from cached search engine results, the Barracuda Spyware Firewall now integrates with content filters from popular image search engines, including Google, Yahoo
For larger organizations seeking a separate and more comprehensive approach to outbound email filtering, Barracuda Networks offers the Barracuda Spam Firewall - Outbound product line.
The failure of network-level firewalls to prevent many attacks delivered via application level protocols (layer 7 of the Open Systems Interconnection Reference Model (OSI Model or OSI Reference Model)) has led to a strong push by vendors of so-called application-level firewalls that are designed to protect customers against such attacks.
The Barracuda Spyware Firewall was chosen as anti-spyware "Product of the Year" from an extensive list of products submitted for consideration to SearchWindowsSecurity.
We are thrilled to complete this acquisition, as the Kerio firewall technology is one of the best in the industry," said Alex Eckelberry, president of Sunbelt Software.
today announced that the parties have signed an agreement for Sunbelt to acquire the Kerio Personal Firewall.
today announced that the Barracuda Spyware Firewall can successfully detect and block the rootkit's outgoing communication to the Internet.
the leading provider of spam firewall solutions, today announced the Barracuda Spam Firewall 900, its second carrier-class spam appliance available for large organizations.