Tags: firewalls, hacking, worm

News (63)

• Firewalls--as safe as you think?

  Consumers protecting their PCs with personal firewalls should not feel too comfortable in their defence methods, according to a security researcher.

• Hack attacks: Spot application level breaches

  While most corporate Web sites concentrate on security at the network level, they are still allowing hackers to access valuable customer and corporate information, shoplift sales items, and receive free products or services. What can you do to prevent this?

• Cisco flaw demonstrates need for multilayer network defense

  The flaw in Cisco's IDS may only be risky for those who rely solely on IDS for security--but it serves as a powerful reminder to all administrators, that depending on just a single layer of defense is dangerous.

• A rogue's gallery of DoS attacks

  In 2001, even the creme de la creme of network security is vulnerable to denial of service attacks. ZDNet takes you through the latest lineup of DoS suspects. Are you protected against them?

• Worm strikes SQL servers

  You may have noticed a recent increase in scanning on TCP port 1433 across your network. This is not due to manual hacking attempts but an automated worm called SQLSnake that's looking to compromise Microsoft SQL servers.

Features and Case Studies (32)

• Worm strikes SQL servers

  You may have noticed a recent increase in scanning on TCP port 1433 across your network. This is not due to manual hacking attempts but an automated worm called SQLSnake that's looking to compromise Microsoft SQL servers.

• Security: Are you fully armed?

  Security is like an onion: getting to the heart of it makes people cry a lot. But in order to protect your systems, security vendors are now recommending an onion-like multilayered approach.

• Setting up a strong Linux firewall

  Linux has long been a popular option for those who want to save some big money and who don't mind rolling up their sleeves and building the firewall configuration themselves. How can you build a strong Linux firewall?

• Keeping the door open...and shut

  A Web server opens up your business to the outside world, so how do you keep out those parts of the world you don't like?

• Grid computing boosts hacker network

  A worldwide hacker confederation is setting up a grid of processing power to crack e-commerce passwords. If you think this is crazy, Wayne Rash says "think again."

Reviews (7)

• Keeping the outside out: Seven desktop firewalls tested

  We all know about firewalls protecting your network from outside attacks, but what can you do when those pesky users keep taking their computers outside your network? And what if the attack isn't coming from the outside at all?

• Microsoft warns of a score of security holes

  Microsoft released on Tuesday fixes that cover at least 20 Windows flaws, several of which could make versions of the operating system vulnerable to new worms or viruses.

• Virtual passports snatched on the cyber-trail

  Microsoft's Passport, a core piece of .NET, could make you prone to identity theft. A single sign-on might be convenient, but a simple worm could easily nab your name and password.

• ZoneAlarm Pro 5.5

  ZoneAlarm Pro 5.5 is the best software firewall available to PC users today.

• Watching the detection

  They may not be perfect, but intrusion detection systems should be a part of your enterprise security arsenal.

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