SuSE, a German seller of the Linux operating system, has released a new version of software for protective firewalls that can't be tampered with. Firewalls, though not invulnerable, are used to try to ...

Q: Should my company install a software firewall, or buy a dedicated hardware device for that function? A: As I tell my customers, deciding which type of firewall to use depends on what you're trying ...

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 ...

Check Point Software Technologies Ltd. announced that its Quantum Firewall Software R82 has achieved Common Criteria EAL4+ certification, reinforcing its credibility as a security solution for ...

It my recent story on "Patching the Internet" a discussion on how Dan Kaminsky broke, then subsequently helped fix DNS and the Internet, a lot of discussion centered around how the patch was breaking ...

Cisco has handed security teams one of the largest ever patching workloads affecting its firewall products, including fixes ...

Firewalls, both hardware and software, protect computers from hackers and other online threats by blocking dangerous pieces of data from reaching the system. While hardware firewalls offer ...

Yesterday when we asked you what your favorite Windows firewall software is, we got back tons of responses, from ZoneAlarm to Sygate from free to commercial. Now we want to narrow down the choices to ...

A firewall that is provided by software. It often refers to a personal firewall in a user's computer, but software firewalls may be installed in servers as well. Contrast with hardware firewall. See ...

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. A four-year-long period goes virtually unmentioned in the ...

Pranay Parab is an independent tech journalist based in Mumbai, India. He covers tech for Lifehacker, and specializes in tutorials and in-depth features. A firewall is an essential security tool for ...

A firewall is every bit as critical to security as an anti-virus program. Firewalls stop malware from spreading to a network and defend against hackers attempting to infiltrate a targeted system.