Network Firewalls

MUST READ Activating an XP firewall on a LAN TIP - Receive peer advice on how to activate an XP firewall on a corporate LAN and learn what tools will contribute to your overall network security. The pros and cons of application firewalls EXPERT ANSWER - Why is it that positive model application (layer 7) firewalls are NOT the default option? Playing with fire(walls) QUIZ - Find out how well you know your firewall.

EXPERT TECHNICAL ADVICE: 1 - 3 of 58

NETWORK FIREWALLS EXPERTS
			Mike Chapple IT Security Professional ASK A QUESTION

	Is security improved when the number of Internet gateways is reduced? 05 May 2008 EXPERT ANSWER - A single entry point has often been thought easier to defend than multiple entry points. There are some caveats to reducing the number of Internet gateways, though, as expert Michael Cobb explains.

	Nipper audits routers, reveals insecure settings 18 Apr 2008 TIP - Scott Sidel examines Nipper, a network infrastructure parser that helps security professionals keep routers and firewalls properly configured.

	Should a firewall ever be placed before the router? 21 Feb 2008 EXPERT ANSWER - In terms of unit cost, it's generally much cheaper for a router to handle a packet than for a firewall to analyze it. But as network security expert Mike Chapple explains, one does not necessarily have to be placed before the ...

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NEWS: 1 - 3 of 28

	Cisco releases updates for multiple flaws SearchSecurity.com | 18 Oct 2007 ARTICLE - Cisco Systems Inc. is addressing a number of flaws in its devices, including a critical vulnerability in its Unified Communications Manager that could be exploited remotely.

	Barracuda Networks acquires NetContinuum SearchSecurity.com | 17 Sep 2007 ARTICLE - Firewall vendor NetContinuum was quietly snatched up last month by Barracuda Networks, a vendor looking to capitalize on the growing demand for Web application security tools.

	Firewall deployment options increase for enterprises SearchSecurity.com | 16 Aug 2007 ARTICLE - With a growing number firewall configuration options, companies need to spend more time and put more effort into determining how to design and deploy firewalls.

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REFERENCE & LEARNING: 1 - 3 of 8

	Network Access Control Learning Guide SearchSecurity.com and SearchWindowsSecurity.com | 01 Jun 2006 LEARNING GUIDE - Learn how to block and secure untrusted endpoints, and control user access with this Learning Guide.

	Firewall Learning Guide SearchSecurity.com & SearchNetworking.com | 28 Mar 2006 LEARNING GUIDE - Get to know your firewall inside and out with this compilation of resources on firewall vulnerabilities, configuration and more.

	Thwarting Hacker Techniques SearchSecurity.com | 17 Jun 2005 LEARNING GUIDE - This guide provides you with a plethora of tips, expert advice and Web resources that offer more in-depth information about hacker techniques and various tactics you can employ to protect your network.

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MAGAZINE CONTENT (free subscription required): 1 - 3 of 8

	Network Firewalls Information Security Magazine | 01 Apr 2007 FEATURES - 2007 Readers' Choice Awards Network firewall appliances and software

	Intrusion Prevention Information Security Magazine | 01 Feb 2007 HOT PICK & PRODUCT REVIEWS - Juniper Networks' ISG 2000 with IDP

	Hot Pick Information Security Magazine | 01 Feb 2006 HOT PICK & PRODUCT REVIEWS - Stonesoft's StoneGate SG-4000

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WEBCASTS: 1 - 1 of 1

	CISSP Essentials: Mastering the Common Body of Knowledge -- Class 5, Telecommunciations and Networking - Expert Webcast VIEW WEBCAST PREMIERED:   03 DEC 2004, 09:00 EST (14:00, GMT) SUMMARY:   This class focuses on the glue of network security: how networks work, how data is transmitted from one device to another, and how applications understand, interpret and translate data.

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DEFINITIONS: 1 - 3 of 6

	screened subnet 04 Feb 2008 WORD - A screened subnet (also known as a "triple-homed firewall") is a network architecture that uses a single firewall with three network interfaces. Interface 1 is the public interface and connects to the Internet. ...

	bastion host 14 Aug 2000 WORD - On the Internet, a bastion host is the only host computer that a company allows to be addressed directly from the public network and that is designed to screen the rest of its network from security exposure.

	Firewall Builder 29 Sep 2005 WORD - Firewall Builder, also known as Fwbuilder, is a vendor-neutral configuration and management application for firewalls. The application was created for the Linux operating system; versions are available for other operating ...

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	SEE ALSO - Topics Related to Network Firewalls:  Network Routers and Switches, Network Device Management, Unified Threat Management (UTM)