Search results: firewall

Linux Firewalls: Enhancing Security with System Services and Network Protocols

For modern organizations, safeguarding your system against cyber threats is paramount. Linux, renowned for its robust security features, offers a plethora of firewall solutions to fortify your defenses. We’ll delve into various ...
USENIX Security '23 - How the Great Firewall of China Detects and Blocks Fully Encrypted Traffic

USENIX Security ’23 – How The Great Firewall Of China Detects And Blocks Fully Encrypted Traffic

Authors/Presenters: Mingshi Wu, Jackson Sippe, Danesh Sivakumar, Jack Burg, Peter Anderson, Xiaokang Wang, Kevin Bock, Amir Houmansadr, Dave Levin, Eric Wustrow Many thanks to USENIX for publishing their outstanding USENIX Security ’23 ...

Navigating the Digital Frontier: What Every High-Net-Worth Individual Needs to Know About Router and Firewall Vulnerabilities

The sanctity of personal cybersecurity cannot be overstated, especially for high-net-worth individuals who often find themselves in the crosshairs of sophisticated cybercriminals. The first line of defense in protecting your digital domain ...
LLM firewall AI

Cloudflare Unveils a Firewall Designed to Keep LLMs Safe

Cloudflare wants to help organizations wall off their large-language models (LLMs) from cyberthreats and give enterprises an AI framework to ward off risks, many of which are themselves based on the emerging ...
Security Boulevard
Don’t Play with Fire: Prioritize Zyxel Firewall Update to Fix Unreported Vulnerability

Don’t Play with Fire: Prioritize Zyxel Firewall Update to Fix Unreported Vulnerability

| | Blog, research
Our analysis has identified multiple vulnerabilities affecting Zyxel’s USG line of firewalls and VPN appliances running firmware versions 5.36 and below. The vulnerabilities can allow an unauthenticated attacker to force the admin ...

Bringing Composability to Firewalls with Runtime Protection Rules | Impart Security

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Runtime Protection Rules are one of the most powerful features in Impart’s API security platform. We’ve taken all the lessons learned from decades of experience in the firewall space and created a ...

Over 178K SonicWall Firewalls Vulnerable to DoS, Potential RCE Attacks

| | Blog
A significant security concern has been raised for organizations using SonicWall next-generation firewalls (NGFW). Here’s what you need to know.   Tell me more about the SonicWall firewall vulnerability  Security experts have identified ...

The Strategic Shift from Internal Firewalls

The ‘internal firewalls approach’ to network security is being reevaluated After nearly twenty years in the security industry, I am always thrilled when I see a change in its collective mindset—the bulk ...

Zyxel Firewall Vulnerabilities Reveal the Complexity of the IT Infrastructure Supply Chain

| | Blog
Recently SektorCERT (previously EnergiCERT) published a report on what they state is the largest known cyber attack against Danish critical infrastructure. Digging through the report it appears that an unauthenticated remotely exploitable ...

Firewalld in CentOS 7: Simplifying Firewall Management

When it comes to securing the CentOS server, one of the essential tools at your disposal is Firewalld. Firewalld is, by default, available in CentOS 7 and many other RHEL-compatible Linux distributions ...