Development of the new version of the Gibraltar security software took more than a year. The release of Gibraltar 2.5 sees enhanced functionality and simplified use.

Collax has released an update to version 4.2 of its Security Gateway solution. The Unified Threat Management solution (UTM) is now based on kernel 2.6.

Firewalls are becoming evermore sophisticated. Luckily, the tools for managing firewalls are becoming simpler and more accessible for ordinary users

When users think about their workstations at home, they often forget about security. But danger is out there,waiting to pounce on the unsuspecting. Shorewall helps everyday Linux users keep the intruders away.

If you think your systems are too obscure for an attacker to worry about, think again. Today’s intruders are happy for any victim.

It is quite easy to take a TCP connection down using a RST attack, and this risk increases with applications that need long-term connections, such as VPNs, DNS zone transfers, and BGP. We’ll describe how a TCP attack can happen, and we’ll show you some simple techniques for protecting your network.

Networks often require very accurate timekeeping. The Network Time Protocol provides the time with precision.