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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.

Firewall 298
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Backdoor in Zyxel Firewalls and Gateways

Schneier on Security

This is bad : More than 100,000 Zyxel firewalls, VPN gateways, and access point controllers contain a hardcoded admin-level backdoor account that can grant attackers root access to devices via either the SSH interface or the web administration panel. […].

Firewall 311
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Managing Firewall complexity and Augmenting Effectiveness with AIOps for Cisco Firewall

Cisco Security

Explore how AIOps revolutionizes Cisco Firewall management, enhancing security, reducing downtime, and maximizing ROI with intelligent, automated solutions. Explore how AIOps revolutionizes Cisco Firewall management, enhancing security, reducing downtime, and maximizing ROI with intelligent, automated solutions.

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Secure Firewall & Multicloud Defense: Secure Connectivity With Simplified Policy Across Clouds

Cisco Security

Learn how Cisco is bringing on-prem and cloud security together into a unified platform to marry the power of Cisco Secure Firewall and Multicloud Defense. Learn how Cisco is bringing on-prem and cloud security together into a unified platform to marry the power of Cisco Secure Firewall and Multicloud Defense.

Firewall 107
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Palo Alto Networks fixed multiple DoS bugs in its firewalls

Security Affairs

Palo Alto Networks fixed several vulnerabilities in its PAN-OS operating system, including 3 issues that can trigger a DoS condition on its firewalls. Repeated attacks can eventually trigger a DoS condition by forcing the firewall into maintenance mode, requiring manual intervention to restore online functionality.

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Cloudflare Unveils a Firewall Designed to Keep LLMs Safe

Security Boulevard

The cloud connectivity and cybersecurity company this week introduced the Firewall for AI, another layer of protection for LLMs that are foundational. The post Cloudflare Unveils a Firewall Designed to Keep LLMs Safe appeared first on Security Boulevard.

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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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