5 Best Firewall Software in 2021

Firewalls act as barriers to secure networks from malware, hackers, and other attackers. These firewalls are configured to specific requirements by IT managers, ensuring no data is vulnerable. Firewall Software aim to secure information and systems. Some of these software also come equipped with Vulnerability Management Tools to detect and defeat threats. Analyzo has listed the best Firewall Software that you can choose from based on your requirements.

Best Firewall Software

Cisco Firewall
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Cisco Firewall offers next-generation firewalls that let you stop threat, see what's happening on your network, and reduce costs. Block more threats and quickly mitigate those that do breach your defenses with a threat-focused NGFW. Cisco Firepower NGFW appliances combine with

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WatchGuard's unique approach to network security focuses on bringing enterprise-grade security to any organization, regardless of size or technical expertise. Ideal for SMB, midsize, and distributed enterprise organizations, our network security appliances are designed from the ground up to

Imperva Incapsula Web Application Firewall
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Incapsula’s cloud-based Web Application Firewall (WAF) safeguards your websites and applications from any web attack, so you can avoid costly data breaches and downtime. Based on Imperva’s powerful and efficient technology, its PCI-certified service protects against SQL

Barracuda NextGen Firewalls
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Barracuda NextGen Firewalls are purpose-built for the modern, distributed network in which network performance and availability is as important as security. Unlike traditional port-based firewalls, our firewalls are application-aware, enabling you to regulate application usage and intelligently

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With SonicWall, protect against viruses, spam, spyware, intrusions and other threats with a proven, high-performance next-generation firewall (NGFW).  Get comprehensive security with application intelligence and control, plus real-time visualization capabilities. Scan all traffic –

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FAQ's for Firewall Software

What is a firewall?

A firewall is a software, or hardware, or both, that acts as the first line of defense when it comes to network security. It is used to monitor and control all incoming and outgoing traffic based on certain pre-defined rules and conditions. A firewall acts as a barrier between an internal network or server and the Internet.

How many types of firewalls are there?

Proxy Firewall: One of the earliest types of firewalls that has been around for a long time is the proxy firewall. It acts as a gateway between two networks and enhances security by preventing direct connections to the internal network.
Stateful Firewall: A Stateful Firewall is a classic firewall that controls traffic based on state, protocol, and port, which are pre-defined by the network administrator.
UTM Firewall: A Unified Threat Management Firewall combines the properties of stateful firewall and antivirus. It is comparatively easier-to-use than other types of firewalls.

What is a NGFW?

A NGFW is a Next-Generation Firewall is more advanced than basic stateful firewalls and is used by businesses to block malware and application-layer attacks. Besides standard firewall functionality, a NGFW must also be able to provide intrusion prevention, analyse future information feeds, and prevent modern security threats.

Which is the best Firewall Software?

Analyzo has listed the best Firewall Service Providers for you to choose from based on your requirements. Some of the most popular ones are Cisco, WatchGuard and Barracuda.

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