Network security is the practice of preventing and protecting against unauthorized intrusion into corporate networks. As a philosophy, it complements endpoint security, which focuses on individual ...

From nation-state actors to organized criminal networks, threat actors are constantly devising new techniques to compromise networks, steal sensitive data, and disrupt critical services. These attacks ...

Spoiler: there isn’t just one network definition. Learn everything you need to assess various network types, topologies, and architectures. The simple network definition: a system that links other ...

Leeron is a New York-based writer who specializes in covering technology for small and mid-sized businesses. Her work has been featured in publications including Bankrate, Quartz, the Village Voice, ...

Information security, sometimes abbreviated to infosec, is a set of practices intended to keep data secure from unauthorized access or alterations, both when it’s being stored and when it’s being ...

Software that analyzes a network to determine its exposure to unwanted intruders. Also called a "vulnerability scanner," such products check client PCs, servers, routers, firewalls, network appliances ...

We sometimes focus more on the wireless side of the network when it comes to security because Wi-Fi has no physical fences. After all, a war-driver can detect your SSID and launch an attack while ...

From vendors offering SASE platforms and next-gen firewalls to those focused on protecting IoT, here’s a look at the 20 network security companies that made our Security 100 for 2025. Whether it’s the ...