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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. Probably not.

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Chinese national charged for hacking thousands of Sophos firewalls

Security Affairs

has charged a Chinese national for hacking thousands of Sophos firewall devices worldwide in 2020. has charged the Chinese national Guan Tianfeng (aka gbigmao and gxiaomao) for hacking thousands of Sophos firewall devices worldwide in 2020. The malware stole data and encrypted files to block remediation attempts.

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Pygmy Goat Malware: A Sophisticated Network Device Backdoor Targets Firewalls

Penetration Testing

In a recent report by the National Cyber Security Centre (NCSC), analysts detailed a new malware threat targeting network devices, dubbed “Pygmy Goat.” This backdoor malware, discovered on Sophos XG... The post Pygmy Goat Malware: A Sophisticated Network Device Backdoor Targets Firewalls appeared first on Cybersecurity News.

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Best WordPress Plugins for Cybersecurity 2025

IT Security Guru

Wordfence Security Wordfence Security is one of the most popular cybersecurity plugins for WordPress. It provides a firewall that blocks malicious traffic before it reaches your website. It also has a malware scanner that checks your site for viruses and suspicious code.

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Zyxel firewalls targeted in recent ransomware attacks

Security Affairs

Zyxel warns that a ransomware group has been observed exploiting a recently patched command injection issue in its firewalls. Zyxel warns that a ransomware gang has been observed exploiting a recently patched command injection vulnerability, tracked as CVE-2024-42057, in its firewalls for initial compromise.

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New Russia Malware targets firewall appliances

CyberSecurity Insiders

A new malware developed by Sandworm hacking group has targeted appliances that are fire walled and reports are in that the military intelligence of the Russian Federation developed the malicious software. Now some statistic facts about malware. billion malware attacks.

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Protect Your Business With This Seamless Firewall — Now $150 Off

Tech Republic Security

DNS FireWall is an intuitive security app built to protect you and your business from malware, phishing, botnets and more security threats.

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