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A captive portal is a web page displayed to users of a Wi-Fi or wired network before they can access network resources. Learn how captive portals are used for authentication, marketing, and legal purposes, and how they can be detected and bypassed.
Network access control (NAC) is an approach to computer security that unifies endpoint security technology (such as antivirus) with network security enforcement. NAC aims to prevent non-compliant devices from accessing the network and to remediate them with quarantine or captive portals.
An evil twin is a fraudulent Wi-Fi access point that eavesdrops on wireless communications. Learn how it works, see examples and references, and find out how to protect yourself from this type of attack.
A comprehensive list of operating systems designed for use as routers and/or firewalls, with their status, type, architecture, license, cost and description. Includes Linux, FreeBSD and other distributions, such as Alpine Linux, IPFire, OPNsense, pfSense and more.
A comprehensive list of Windows operating systems for personal computers, servers, and other devices, from Windows 1.0 to Windows 11. See the release dates, codenames, editions, build numbers, architectures, and end of support dates for each version.
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
m0n0wall was a free and open-source firewall software based on FreeBSD that ran on various platforms. It was discontinued in 2015 and replaced by OPNsense and other forks.
A Wi-Fi hotspot is a location where people can access the Internet via a wireless network. Learn about the different types of hotspots, such as public, private, free and commercial, and their security and location issues.