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What Is a Firewall and Do you Need One?

Adam Levin

A firewall is a network security device or program designed to prevent unauthorized and malicious internet traffic from entering a private network or device. Firewalls filter incoming network traffic at a computer’s entry points, or ports, where information is exchanged between the computer network and external devices.

Firewall 298
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Zyxel 0day Affects its Firewall Products, Too

Krebs on Security

Today, Zyxel acknowledged the same flaw is present in many of its firewall products. “We’ve now completed the investigation of all Zyxel products and found that firewall products running specific firmware versions are also vulnerable,” Zyxel wrote in an email to KrebsOnSecurity. Patch 0 through ZLD V4.35

Firewall 283
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MyBook Users Urged to Unplug Devices from Internet

Krebs on Security

Hard drive giant Western Digital is urging users of its MyBook Live brand of network storage drives to disconnect them from the Internet, warning that malicious hackers are remotely wiping the drives using a critical flaw that can be triggered by anyone who knows the Internet address of an affected device.

Internet 339
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Over 178,000 SonicWall next-generation firewalls (NGFW) online exposed to hack

Security Affairs

Researchers from Bishop Fox found over 178,000 SonicWall next-generation firewalls (NGFW) publicly exploitable. Researchers from Bishop Fox used BinaryEdge source data to find SonicWall firewalls with management interfaces exposed to the internet. ” reads the advisory published by Bishop Fox.

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Nearly 12,000 Juniper Firewalls Found Vulnerable to Recently Disclosed RCE Vulnerability

The Hacker News

New research has found that close to 12,000 internet-exposed Juniper firewall devices are vulnerable to a recently disclosed remote code execution flaw.

Firewall 142
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Is your firewall stuck in the 80s?

Cisco Security

Modernize your firewall for greater security resilience. Cybersecurity has changed dramatically since the dawn of firewalls in the 1980s. Today’s workers, data, and applications are everywhere, and firewalls must be as well. So, can your firewall grow with you? The firewall is a critical foundation for security.

Firewall 137
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Best Internet Security Suites & Software for 2022

eSecurity Planet

Malware is one of the biggest threats businesses face, and with nearly a third of all malware coming through the internet and email, businesses and consumers alike need ways to protect themselves. This guide covers the major categories of internet security suites and includes a few of the top options for each. Antivirus Software.

Internet 141