Network Management Strategies for the CIO
Email Alerts
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More than 1 million DNS servers still vulnerable to Kaminsky
More than 1.3 million DNS servers are still exploitable by the Kaminsky vulnerability, according to new research from vendors Infoblox and DNSstuff. Article
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How can I block my competitor's IP address range from my website?
Are you looking for free network tools to find an IP address range? This advice from our security expert shows you whois tools available to you and then explains how to block these ranges from viewing your Web resources, in this expert response. Ask the Expert
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Controlling network access by MAC address restriction on wired networks
If you've used MAC address restriction to control your network access on your wireless router, can you extend this to your wired network? Our security expert explains in this response. Ask the Expert
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Retrieve network resources and email after installing ISA Server 2004
After a Microsoft ISA Server 2004 Standard Edition installation, learn how to retrieve email and access to network resources in this expert explanation on how to adjust your Internet Security and Acceleration (ISA) security product. Ask the Expert
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The TPM chip: An unexploited resource for network security
The TPM chip developed by the Trusted Computing Group is installed in most new desktops, laptops and servers. It can be used to strengthen user login authentication, protect against unauthorized software modification, and fully encrypt hard disks and... Tip
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Hospital gains network visibility by convincing vendors to collaborate
When Concord Hospital needed to install a network behavioral analysis (NBA) tool into a Nortel network built on multi-link trunking, the hospital's network chief had to convince Nortel to collaborate with his preferred NBA vendor. Article
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What software monitors and locks users from accessing my router?
Learn which software programs monitors and locks unauthorized users from accessing your router for Internet use in this expert response with our network security expert, Michael Gregg. Ask the Expert
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Tips to secure your network against data theft
If you're looking for a new take on network security, listen to our three-part podcast series on preventing data theft and leakage with Christopher Burgess, author of the recent book, "Secrets Stolen, Fortunes Lost: Preventing Intellectual Property T... Podcast
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Data leak prevention starts with trusting your users
Cisco security guru Christopher Burgess has some radical suggestions for network security to beef up data leak prevention: Trust your users, and let them help decide policy. Article
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Why do we need IP security at the network layer?
Learn why IP security (IPsec) is needed at the network layer -- otherwise known as Layer 3, or L3, of the OSI model. Our enterprise networking security guru explains. Ask the Expert