Digital marketing and advertising company DoubleClick is staying tight-lipped about a denial of service (DoS) attack that hobbled its online ad-serving operation for four hours overnight.
The domain name system was designed to distribute authority, making organisations literally "masters of their own domain." But with this mastery comes the responsibility of contributing to the defense of the DNS.
AOL Time Warner apparently is not making a bid to buy Linux manufacturer Red Hat, said sources familiar with the matter.
Networking giant Cisco has published a raft of security advisories as part of its biannual patch-release schedule.
Apple has released an update to Mac OS X patching over 40 security holes.
The idea that attacks on computer systems could provide an alternative method of spreading terror and disruption has been a concern for governments since IT systems began to proliferate.
From Blaster Worm to Blue Hat, we bring you a complete retrospective on the evolution of Microsoft's security strategy over the last decade. Step onboard as we chart the triumphs and tragedies as the Microsoft engineers battled the tides of internet hackers, transforming them from adversaries to unlikely allies.
Many network administrators new to Linux find it hard to transition from a point-and-click security configuration interface to one based on editing complicated and hard-to-locate text files. Here are seven easy things administrators can and should do to make their Linux server more secure and significantly reduce the risk they face.
Hackers are increasingly focusing on Apple's Mac OS X, and the number of newly discovered vulnerabilities has surged. Such a switch could mean big implications for Apple's user base, which has traditionally not had to concern itself too much over security.
Your users don't need an encyclopedic knowledge of how their computers work or how your network is configured -- but they may need a little technical enlightenment here and there. This list includes some of the basics that will help them (and you) work more effectively.
Apple Computer on Tuesday in the US released an update for its Mac OS X that repairs several security flaws and includes feature updates.
Commentary: Anti-virus software won't protect you from the latest type of worm affecting Windows systems -- you need a personal firewall.
Once simply alarm systems for the network, Intrusion Detection Systems have evolved to encompass a whole lot more. We review six sophisticated security devices.
The spread of convenient wireless LANs has delighted hackers, who find many WLANs vulnerable. Managing and securing a wireless network is therefore vital, but rarely done well. ZDNet Australia compares the offerings from AirDefense and AirMagnet.
Looking for firewall solutions? We review nine options to suit your corporate needs.
Visa CIO touts new transaction technologies
Michael Dreyer, CIO of Visa, expresses what innovation means to him in different areas, such as their PayWave … Watch it now
Industry-leading performance and availability by HP and Intel
Driving Business Growth Through Enterprise IT Management
Australian Govt funds IT start-ups
Google should come clean on datacentres
US shows what OPEL could have been
Achieve continuous availability with high performance NonStop blade technology
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Superguide: Printers -- all you need to know
Looking to buy a printer? Our superguide rates the latest printers and shines a light into the industry.
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Storage and server superguide
Over the last decade the art of maintaining the datacentre of a large organisation has evolved into an art form.
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