network security in pictures

News about network security
  • International security team shoots down second Hlux/Kelihos botnet

    A team of security experts cooperating globally say they've disabled a large botnet of about 110,000 remotely controlled infected machines dubbed HLux.B/Kelihos.B by interfering in its peer-to-peer connections in a "poisoning" process to sinkhole them, cutting off the botnet's central control point.

  • The ultimate tips box

    Got problems with insider threats? Need help securing your wireless LAN because of employees bringing their own devices on to your network? Know how to protect your Android device?

  • Download InfoWorld's Malware Deep Dive report

    If malware were biological, the world would be in the grip of the worst pandemic in history. In 2009, more than 25 million unique malware programs were identified, more than all the malware programs ever created in all previous years. No one need wonder what all that malware is trying to do: It's trying to steal money -- through data theft, bank transfers, stolen passwords, or swiped identities.

  • Building an IDPS without big iron

    This vendor-written tech primer has been edited by Network World to eliminate product promotion, but readers should note it will likely favor the submitter's approach.

  • Continuous Transaction Monitoring (CTM) protects financial integrity, even when network security inevitably fails

    This vendor-written tech primer has been edited by Network World to eliminate product promotion, but readers should note it will likely favor the submitter's approach.

Tutorials about network security
  • 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 until many IT admins plan to kiss 2010 goodbye and break for the holidays, it is important to understand and prioritize the latest patches for quick implementation.

Features about network security
  • 13 security myths you'll hear - but should you believe?

    They're "security myths", oft-repeated and generally accepted notions about IT security that arguably are simply not true - in order words, it's just a myth. We asked security experts, consultants, vendors and enterprise security managers to share their favorite "security myths" with us. Here are 13 of them.

  • 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.

  • 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 the debate.

  • 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.

  • 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 sexual assault-related charges. The fact that WikiLeaks remains stubbornly and defiantly online holds some lessons for other sites when it comes to resilience and survivability.

Whitepapers about network security

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