Network Security

Network Security | News, how-tos, features, reviews, and videos

computer infection spreading

What is a computer worm? How this self-spreading malware wreaks havoc

zeroday software bug skull and crossbones security flaw exploited danger vulnerabilities by gwengoa

What is a zero day? A powerful but fragile weapon

binary code matrix broken / breached / failed / hacked / security risk / threat / vulnerability

Critical VxWorks flaws expose millions of devices to hacking

Researchers have found 11 serious vulnerabilities in VxWorks, the world's most popular real-time operating system (RTOS) that powers over 2 billion devices including enterprise network firewalls and routers, industrial controllers and...

CSO slideshow - Insider Security Breaches - Flag of China, binary code

Why the Huawei ban is bad for security

Many believe the ban on exporting U.S. technology to Chinese company Huawei could hurt American tech vendors and do little to mitigate supply chain threats.

CSO > Security mechanisms vs. fiery threats

Public SAP exploits could enable attacks against thousands of companies

A recently released exploit takes advantage of a known configuration vulnerability that persists among many on-premise and cloud SAP instances. Here's what companies using SAP should do.

CSO > Micsoroft Windows logo emblazoned on a security shield in a field of abstract binary data.
Updated

Best new Windows 10 security features: Windows Sandbox, more update options

Here's what you need to know about each security update to Windows 10 as they roll out from Microsoft. Now updated for the 1903 feature release.

FireMon network security policy management
Updated

Security software reviews, 2019: Lab tests of today's top tools

We go hands-on with some of the most innovative, useful and, arguably, best security software on the market.

intro security vulnerability

Researchers warn of unpatched vulnerability in Oracle WebLogic Server

Detected scans suggest attacker are seeking vulnerable servers to target for attacks.

broken chain metal link breach security

Gov’t warns on VPN security bug in Cisco, Palo Alto, F5, Pulse software

VPN packages from Cisco, Palo Alto, F5 and Pulse may improperly secure tokens and cookies, allowing nefarious actors an opening to invade and take control over an end user’s system.

Bear trap.

What is a honeypot? A trap for catching hackers in the act

A honeypot is a system designed to lure hackers into revealing their origins and techniques, and they're used by security researchers and corporate IT alike.

network security digital internet firewall binary code

Ransomware attack drives city to seek greater network visibility

After being hit with the Cryptolocker ransomware, the City of Westland realized it needed more insight into network traffic, not just at the perimeter.

big data / data center / server racks / storage / binary code / analytics

Better, badder, bigger SIEM coming your way, folks, courtesy of Google

Google/Alphabet's Chronicle cybersecurity moonshot has a doozy of a mega-gargantuan SIEM with huge pluses--and minuses. Take note.

rocket launch startup cloud success growth

12 of the hottest startups at the RSA Conference 2019

These RSAC Early Stage Expo startups bring fresh cybersecurity solutions to fight phishing, improve application security, provide better cloud protections, enforce security policy, more accurately authenticate and more.

clicks pageviews traffic denial of service ddos attack 100613842 orig

DDoS explained: How distributed denial of service attacks are evolving

A distributed denial of service (DDoS) attack is when attackers attempt to make it impossible for a service to be delivered, typically by drowning a system with requests for data. They have been part of the criminal toolbox for twenty...

05 malware

How to identify, prevent and remove rootkits in Windows 10

Rootkits are among the most difficult malware to detect and remove. Now, new variations are targeting Windows 10 systems. Use this advice to protect yourself from them.

firewall

What is a firewall? Much more than network-perimeter defense

Network firewalls were created as the primary perimeter defense for most organizations, but since its creation the technology has spawned many iterations: proxy, stateful, Web app, next-generation that are explained here.

Windows security and protection [Windows logo/locks]

Experience an RDP attack? It’s your fault, not Microsoft’s

Follow Microsoft's basic security guidelines for Remote Desktop Protocol and you'll shut down hackers who try to exploit it.

6 antivirus

Why even the best antivirus software isn't enough (and why you still need it)

Antivirus software can’t keep up with new malware or variants of known malware, but it still plays a role in an overall endpoint protection strategy.

shark risk dominate navigate lead danger

What is Wireshark? What this essential troubleshooting tool does and how to use it

Wireshark is a must-have (and free) network protocol analyzer for any security professional or systems administrator. It's like Jaws, only for packets.

intro security vulnerability

6 ways companies fail at security fundamentals

A new report suggests many organizations are failing in the basic cyber hygiene efforts and leaving themselves exposed to hackers.

Load More