Date Published: September 2009
Supersedes:
SP 800-41 (01/01/2002)
Author(s)
Karen Scarfone (NIST), Paul Hoffman (Virtual Private Network Consortium)
Firewalls are devices or programs that control the flow of network traffic between networks or hosts employing differing security postures. This publication provides an overview of several types of firewall technologies and discusses their security capabilities and their relative advantages and disadvantages in detail. It also makes recommendations for establishing firewall policies and for selecting, configuring, testing, deploying, and managing firewall solutions.
Firewalls are devices or programs that control the flow of network traffic between networks or hosts employing differing security postures. This publication provides an overview of several types of firewall technologies and discusses their security capabilities and their relative advantages and...
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Firewalls are devices or programs that control the flow of network traffic between networks or hosts employing differing security postures. This publication provides an overview of several types of firewall technologies and discusses their security capabilities and their relative advantages and disadvantages in detail. It also makes recommendations for establishing firewall policies and for selecting, configuring, testing, deploying, and managing firewall solutions.
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Keywords
Firewall policy; firewalls; host-based firewalls; network firewalls; network security; packet filtering; perimeter security; personal firewalls; proxies
Control Families
Access Control; Audit and Accountability; Planning; System and Communications Protection
