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.
Hackers have begun attacking Web sites connected to Afghanistan's Taliban rulers and to other Islamic nations including Iran, prompting the FBI to issue warnings to system administrators everywhere to tighten up their security.
In 2001, even the creme de la creme of network security is vulnerable to denial of service attacks. ZDNet takes you through the latest lineup of DoS suspects. Are you protected against them?
Late last week, leaders of a group of Chinese hackers called off a planned denial of service attack on CNN.com, after it was reported on the same day that the attack would occur over the weekend, in protest at "anti-Chinese" media across the Western world.
Spammers are suspected of hacking into and downing Lycos's anti-spam Web site just hours after it went live. The Web site is currently inaccessible and could also be the victim of a DDoS attack.
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?
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.
Security researchers have been infiltrating denial of service 'botnets' to study what may be an unstoppable Distributed Denial of Service (DoS) technique.
Plans are afoot to attack spammers by launching the kind of cyber-attack favoured by organised crime and hackers with an axe to grind.
The latest variant of the Zafi worm was discovered on Wednesday and unlike the previous two variants, Zafi.C has been coded to launch a DDoS attack against Google.com, Microsoft.com and miniszterelnok.hu, which is the Web site of the Hungarian Prime Minister.
Your data is important to you, but do you know if others are trying to get at it? ZDNet Australia investigates.
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).
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.
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