I am just testing the waters here, but here's the situation: our main firewall (ASA) has several networks. Two important ones are our main LAN and a VLAN that has special authentication and ...

We just got a new Juniper SSG-140 firewall. I've never worked with these things before. My experience is with Cisco and, to some extent, Sonicwall, so you'll have to bear with me as I am still ...

A new product introduced last week at the RSA Conference 2001 in San Francisco by 3Com Corp. and Secure Computing Corp. aims to halt, or at least deter, network mischief carried out by insiders. San ...

Many enterprise networks require redundant HA (High Availability) infrastructure for key systems like network firewalls. This article demonstrates how you can use a combination of open-source packages ...

Stories of compromised servers and data theft fill today's news. It isn't difficult for someone who has read an informative blog post to access a system via a misconfigured service, take advantage of ...

When it comes to firewalls, most system administrators prefer to use a graphical user interface (GUI) rather than a command-line interface (CLI), a new academic study published over the summer has ...

There are two schools of thought when it comes to the software firewall built into OS X. One school says that it’s not necessary. Firewalls prevent unapproved connections from opening ports on a ...

Firewalls are essential for restricting and controlling Internet traffic sent between the web and your company's network. You can further enhance the security of your LAN by having a strict firewall ...