The websites of the Atheist Foundation of Australia and the Global Atheist Convention were knocked offline yesterday due to a sustained distributed denial-of-service (DDoS) attack.
A hole has been found in software used by critical national infrastructure organisations including oil, gas and power companies that could lead to a successful denial-of-service attack.
One year ago, the Estonian government moved a war memorial honouring Russian-Estonians who died fighting the Nazis, a move that may have triggered what some believe is the first instance of a sustained, international cyberwar.
The US Air Force is talking openly about forming botnets to launch preemptive attacks in cyberspace.
CNN.com was knocked offline for three hours shortly after Chinese hackers claimed to have called off a planned denial of service attack against the US publisher.
Botnet operators have become public enemy number-one as consumers, businesses and governments fall foul to identity theft, DDoS attacks and spam. Yet no one appears to be able to stop the spread of bots -- except maybe the media.
The world of IT security is in chaos, with CSOs seemingly on the front lines of a full scale global cyberwar being fought out by government hackers, botnet-controlling criminal gangs and compromised Web sites. Can we ever hope to keep networks safe in such an environment?
Just as Internet users learn that clicking on a link in an e-mail purporting to come from their bank is a bad idea, phishers seem to be developing a new tactic -- launch a DDoS attack on the Web site of the company whose customers they are targeting and then send e-mails "explaining" the outage and offering an "alternative" URL.
The CIO of a rather large Australian company recently told me that the firm was happy with its security set-up but then quickly made a U-turn. Would that statement, on record, effectively lay down a hacker challenge?
Firewalls have come a long way since we last looked at them in 2005, and have now become full-blown Unified Threat Management devices. We take a look at the top players.
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.
Security researchers worked overtime in 2007, which turned out to be a nightmare for software vendors from day one.
Kimmo Alkio takes stock of the current state of hackers, attackers, dot-bank domains and mobile phone viruses.
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.
ZoneAlarm Pro 5.5 is the best software firewall available to PC users today.
We recommend installing Windows XP SP2 but only after Microsoft has had a few weeks to work out the kinks.
In 2002, users and companies got a respite from the disruptive viruses of 2001. But a more sophisticated generation of worms is on the way.
Your data is important to you, but do you know if others are trying to get at it? ZDNet Australia investigates.
There are positive changes to XP's networking, but will they benefit your business?
Google Chrome OS demonstration
Vice President of Product Marketing Sundar Pichai gives a virtual tour of Google's new operating system, Chrom… Watch it now
Malcolm Turnbull's ghost twitterer
At the Sydney Media140 conference several weeks ago, Opposition Leader Malcolm Turnbull admitted he doesn't pe… Watch it now
Surf the Net like it's 1991 with Gopher
The old Gopher protocol is not dead. In fact, it even has Twitter! Here's how to access it.… Watch it now
Having problems with complex data center? Simplify your data center now.
Sick of broken tender sites
Cyberwar: What is it good for?
Is wholesale-only backhaul just a pipedream?
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