firewalls

   1. Software and hardware gatekeepers installed between your computer and other computers, requiring a special password to access, and blocking out unwanted transactions.
   2. An internet security measure comprising devices such as routers, adaptive hubs, or filtering devices, as well as supporting software, configured to ensure that only expressly permitted packets of data may enter or leave a private network.

IT glossary of terms, acronyms and abbreviations. . 2015.

Look at other dictionaries:

  • firewalls — n. security system for protecting against illegal entry to a local area network which is connected to the Internet (Computers) …   English contemporary dictionary

  • firewalls — / faɪəwɔ:lz/ plural noun US same as Chinese walls …   Dictionary of banking and finance

  • Firewalls and Internet Security — First published in 1994, the book Firewalls and Internet Security: Repelling the Wily Hacker by William R. Cheswick and Steve Bellovin helped define the concept of a network firewall. Describing in detail one of the first major firewall… …   Wikipedia

  • Comparison of firewalls — The following tables compare different aspects of a number of firewalls, starting from simple home firewalls up to the most sophisticated Enterprise firewalls. Contents 1 Firewall software 2 Firewall rule set basic filtering features comparison 3 …   Wikipedia

  • Seleccion Firewalls — Selección de un Firewall Uno de las mayores preocupaciones que tienen las empresas hoy día es cómo llevar a cabo sus transacciones electrónicas manteniendo altos niveles de seguridad y confidencialidad. La conectividad total se ha convertido en… …   Enciclopedia Universal

  • Firewall (computing) — This article is about the network security device. For other uses, see Firewall. An illustration of where a firewall would be located in a network …   Wikipedia

  • Application firewall — An application firewall is a form of firewall which controls input, output, and/or access from, to, or by an application or service. It operates by monitoring and potentially blocking the input, output, or system service calls which do not meet… …   Wikipedia

  • Application Gateway — Eine externe (Netzwerk oder Hardware ) Firewall (von engl. firewall [ˈfaɪəwɔːl] „die Brandwand“) stellt eine kontrollierte Verbindung zwischen zwei Netzen her. Das könnten z. B. ein privates Netz (LAN) und das Internet (WAN) sein; möglich ist… …   Deutsch Wikipedia

  • Content-filter — Eine externe (Netzwerk oder Hardware ) Firewall (von engl. firewall [ˈfaɪəwɔːl] „die Brandwand“) stellt eine kontrollierte Verbindung zwischen zwei Netzen her. Das könnten z. B. ein privates Netz (LAN) und das Internet (WAN) sein; möglich ist… …   Deutsch Wikipedia

  • Hardware-Firewall — Eine externe (Netzwerk oder Hardware ) Firewall (von engl. firewall [ˈfaɪəwɔːl] „die Brandwand“) stellt eine kontrollierte Verbindung zwischen zwei Netzen her. Das könnten z. B. ein privates Netz (LAN) und das Internet (WAN) sein; möglich ist… …   Deutsch Wikipedia

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