Learn how a firewall filters out cyber-threats, while still letting you access everything you want to look at online. When you purchase through links on our site, we may earn an affiliate commission.

eWEEK content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More. There are a number of different ways to think about ...

Firewalls act as gatekeepers that regulate data flow between internal and external networks based on security rules, while antivirus tools detect malicious activity in a computer or network system ...

Software installed in a user's computer that offers protection against unwanted intrusion and attacks coming from the Internet. Personal firewalls are available from numerous security vendors, and ...

Undoubtedly, you’ve heard about viruses, hacker intrusions, trojan horses, and more that are constantly trying to bring your PC down. Is there a single thing that you can buy, like a hardware firewall ...

Gil Shwed built the world's biggest seller of security software for corporate paranoiacs. Now he wants to protect you at home and on the road. Four years go virtually unmentioned in the official ...