Firewalls

• Telco Systems lays groundwork for fewer management worries with virtual routers, firewalls

  Hosted service vendor Telco Systems is hoping to make it easier for businesses to buy cloud-based routers and firewalls, but the company first has to convince service providers it's a good idea.

• Fewer NTP servers can be abused to amplify DDoS attacks, but threat remains

  The number of NTP (Network Time Protocol) servers that can be abused to amplify DDoS attacks has decreased dramatically this year, but the threat remains.

• Tool aims to help enterprise IT manage 'honeypot' hacker decoys

  A new tool called the Modern Honey Network (MHN) aims to make deploying and managing large numbers of honeypots easier so that enterprises can adopt such systems as part of their active defense strategies.

• DDoS attacks using SNMP amplification on the rise

  Attackers are increasingly abusing devices configured to publicly respond to SNMP (Simple Network Management Protocol) requests over the Internet to amplify distributed denial-of-service attacks.

• Spike in traffic with TCP source port zero has some researchers worried

  A significant increase this weekend in TCP traffic with source port zero detected could be part of reconnaissance efforts in preparation for more serious attacks, according to security researchers from Cisco Systems.

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  Record patch Tuesday: What you need to know

  Today is the final Microsoft Patch Tuesday for 2010. It has been a busy year for Microsoft when it comes to security bulletins, and December is no exception as Microsoft closes out the year with a record 17 security bulletins. With only a week or so ...

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  How did my protected PC get infected?

  SUPERAntiSpyware found three Trojans on a reader's PC. He asked the <a href="http://forums.pcworld.com/index.php?/forum/2000-windows/">Windows</a> forum how this could happen when his PC is protected.

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  App demystifies Windows 7 built-in firewall

  Want fine-grained control over the firewall built into Windows 7 and Windows Vista--especially the way it blocks outbound connections? Good luck. Even if you manage to unearth the controls buried deep in Windows menus and applications, you'll be baff...

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  Want better Wi-Fi? Five things you need

  Laptops used to be the only devices on the company's wireless network. But Wi-Fi has become a ubiquitous standard used by a host of devices -- including desktop PCs, laptops, netbooks, tablets, smartphones, printers, storage devices, and projectors.

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  What cloud computing means for the real world

  There are more than a few critics of cloud computing, even at PCWorld; I'm probably one of them. But I've been turning over in my mind different perspectives on the cloud. I've tried to set aside the views of the IT executive, who seems to dominate t...

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  How DRM could ensure cloud security

  Yet another survey is indicating that security is a big issue for those intending to take up cloud computing.

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  WikiLeaks: A case study in Web survivability

  In recent weeks WikiLeaks has been targeted by denial-of-service (DoS) attacks, had its hosting service shutdown, been bounced off of Amazon hosting, had its funding through PayPal, MasterCard and other sources shut down, and its leader arrested on s...

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  Seven Lessons That SMBs Can Learn from Big IT

  Just because you don't have a large enterprise doesn't mean you can't run your IT operation like the big guys. Here are seven ways to help your SMB--a small or medium-size business--implement some of the lessons big IT operations have learned over th...

Whitepapers about firewalls

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  The Top 7 Capabilities Required to Restore Firewall Effectiveness

  Having certain intention and delivering on it are completely separate things. Moreover no two application control feature sets are created equal. This paper provides detailed explanations for the top criteria and capabilities that must be fulfilled to ensure enterprise application control and ultimately next-generation firewall effectiveness.