A critical zero-day vulnerability in certain Cisco Systems firewalls has to be patched immediately, US and UK cyber authorities warned Thursday. They said exploits of the hole are part of ongoing ...

WASHINGTON >> The U.S. government’s cyber defense agency has issued urgent guidance to other federal agencies over hackers exploiting a previously unknown vulnerability in Cisco security devices. In ...

Roughly 50,000 Cisco Adaptive Security Appliance (ASA) and Firewall Threat Defense (FTD) appliances exposed on the public web are vulnerable to two vulnerabilities actively leveraged by hackers. The ...

CISA has issued a new emergency directive ordering U.S. federal agencies to secure their Cisco firewall devices against two flaws that have been exploited in zero-day attacks. Emergency Directive ...

The U.S. Cybersecurity and Infrastructure Security Agency has instructed federal agencies to patch two zero-day or unpatched vulnerabilities that affect certain Cisco Systems Inc. devices. CISA ...

WASHINGTON, Sept 25 (Reuters) - The U.S. government's cyber defense agency has issued urgent guidance to other federal agencies over hackers exploiting a previously unknown vulnerability in Cisco ...

IntroductionOn September 25, 2025, Cisco released a security advisory to patch three security flaws impacting the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) and Cisco ...

Nearly 50,000 Cisco ASA/FTD instances vulnerable to two bugs that are actively being exploited by "advanced" attackers remain exposed to the internet, according to Shadowserver data. The internet ...

This project helps network security administrators, customers and internal employees aligned to security identify suitable Cisco firewall migration options for End-of-Life (EoL) devices. It offers two ...

Bash script to create nftables sets of country specific IP address ranges for use with firewall rulesets. The project provides a simple and flexible way to implement geolocation filtering with ...

NAT (Network Address Translation) type indicates local network accessibility; there are three NAT types; Open, Moderate, and Strict. In this guide, we will discuss what the Strict NAT type means and ...

Microsoft takes the security of their operating systems seriously, and Windows 11 brought many security improvements. The biggest change lies in the tampering protection, that is now required by ...