firewall

(redirected from Proxy server)
Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia, Wikipedia.

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 ?
The proxy server chooses a random exponent [gamma] [member of] [sub.R] [Z.sup.*.sub.p]; then, the public and private keys for the proxy server are [PK.sub.S] = [g.sup.[gamma]] and [MK.sub.S] = H[(I[D.sub.S]).sup.[gamma]], respectively.
A thin-client web browser consists of a light-weight web browser and a remote proxy server. A request for a web page is forwarded to the proxy server by the browser, and then the proxy fetches the web objects for the page, renders the web page image, and sends the rendered image back to the web browser.
If John Doe surfs the Internet through an elite proxy server, there is an even stronger chance that he or she will remain anonymous because proxy servers are designed to obscure the blogger's footprints.
This study proposed an attack detection/blocking method that adds a virtual proxy to the existing SIP proxy server to complement the insecure and vulnerable points of SIP services.
Clever pornographers, as well as anyone else wishing to conceal their online identity, use proxy servers to mask their true IP address on the Internet.
The proxy server can act as a circuit level gateway or application gateway.
To start using a proxy server, I went to Apple's support website and did a search for "proxy server." After reading about several, I found an entry for NetShade from Rymer Software (www.rymersoftware.com).
Typically, this consisted of proxy server software such as Netscape Proxy or Microsoft Proxy running on general-purpose Windows or Unix boxes.
Students at NPS are able to connect to the library's Web sites from home though a proxy server. With that in mind, the team began exploring the possibility of using similar technology to solve the China Lake and Point Mugu access problems.
Through its HTTP standard proxy server, Compact NetFront Plus enables operators to connect seamlessly to existing WML-based Internet content, portal sites or open CHTML/XHTML sites.
According to the announcement, MuseGlobal simplifies administration by including the Muse Proxy Server with this rewriting filter component.