Spammers have hijacked computers at drug manufacturer Pfizer, causing them to send junk e-mails advertising the company's product Viagra.
If users thought the Mac-targeted trojan discovered last week was a one-off, they'll need to think again -- security firm F-Secure has discovered 32 variants of it, but claims about its powers have been wildly overstated, according to experts.
Once again, criminal hackers are targeting a worldwide event to deposit their malicious software on victims' PCs, according to one security vendor.
A new piece of malware, specifically designed to exploit Apple's OS X, has been found by Mac security software firm Intego, but Symantec says the firm is prone to "hype".
Around 230 UK-based Web sites have been hit by a new form of malware that is being delivered dynamically, security vendor ScanSafe says.
Although the threat of computer viruses has been a latent concern for well over a decade, experts have warned that a massive viral outbreak has the potential to seriously compromise the very backbone of the Internet. ZDNet Australia takes a look at the viruses of 2001, and the threats for the future.
In 2020, datacentres are estimated to be cleaner, greener and more flexible but will they be any safer?
Have you ever wondered just how much "junk" Internet traffic is costing your company? One of Jonathan Yarden's coworkers recently tasked him with finding out. In this case study, learn how he went about gathering this information, and see how unwanted traffic affects his organisation's bottom line.
Is Windows Firewall up to the task of securing your network? We delve into the details of this host-based stateful firewall and weigh its pros and cons.
If we're losing the battle against spam, how can we win the war? In this special report, ZDNet Australia presents a comprehensive resource centre for IT professionals battling spam.
Looking for firewall solutions? We review nine options to suit your corporate needs.
Once simply alarm systems for the network, Intrusion Detection Systems have evolved to encompass a whole lot more. We review six sophisticated security devices.
Distributed companies increasingly use VPN connections to access and share information. We test ADSL firewall routers that are designed for this purpose.
After years of being lauded in the Macintosh universe, Intego's NetBarrier is now available for the Windows crowd. But how does it stand up to competitors such as Norton and ZoneAlarm?
This week I'd like to call your attention to a report that provides an insider's view of what happens when teenage hackers use hundreds of open-port PCs like yours and mine to shut down Web sites in what is commonly known as a distributed denial-of-service attack (DDoS).
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
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Superguide: Printers -- all you need to know
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Over the last decade the art of maintaining the datacentre of a large organisation has evolved into an art form.
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