A
next-generation firewall or ngfw is a network security device that offers
capabilities beyond traditional stateful firewalls. While traditional firewalls
typically provide stateful inspection of inbound and outbound network traffic,
next-generation firewalls include additional capabilities such as application
detection and control, integrated attack prevention, and crowd-sourced threat
intelligence.
What is a Next-Generation Firewall?
Traditional
firewalls provide stateful inspection of network traffic. It allows or blocks
traffic based on status, ports, and protocols, filtering based on rules set by
the administrator.
Next-generation
firewalls (NGFWs) can do this and much more. In addition to access control,
NGFWs can block modern threats such as advanced malware and application layer
attacks. As defined by Gartner, a next-generation firewall should include:
Standard firewall capabilities such as stateful inspection
Integrated
intrusion prevention
Application
awareness and control to detect and block risky apps
Sources of
threat intelligence
Upgrade
paths to include future intelligence feeds
Techniques
to address evolving security threats
The primary
role of a firewall is to prevent security breaches and protect your business.
However, because prevention measures are never 100% effective, your firewall
must also have the advanced capabilities to quickly detect when advanced
malware evades your first line of defense. Invest in a firewall with the
following features:
What should you look for in a
next-generation firewall?
Prevention
that stops attacks before they get in
Best-in-class
integrated next-generation IPS to find and stop hidden threats fast
URL
filtering to enforce policies on hundreds of millions of URLs
Built-in
sandboxing and advanced malware protection Protection that continuously
analyzes file behavior to find and eliminate threats fast
A
world-class threat intelligence organization that provides your firewall with
up-to-date information to stop new threats.
A next-generation firewall ngfw is a firewall designed to protect against the modern cyber threats that companies face. In addition to the core functions of a firewall.
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