The first attacks that are likely to have stemmed from a serious Domain Name System flaw have been reported.
Cisco Systems warned customers on Wednesday about a security flaw that could compromise two products used to manage wireless local area network devices and data center switches.
Networking hardware maker Cisco Systems and the Computer Emergency Response Team (CERT) Coordination Centre have warned of a bug in Cisco routers that could allow hackers to disrupt Internet traffic or intercept sensitive information.
Cisco on Wednesday posted an advisory warning about four vulnerabilities in its Secure Access Control Server (ACS).
Take a look at Hydra, an embedded server, and see if there is any truth to its "hacker-proof" claims.
Stolen Cisco code revealed recently has sent shivers down some administrators' spines but how widely it has been exploited remains to be seen. Additional reading: IT disasters -- preventative measures
Take a look at Hydra, an embedded server, and see if there is any truth to its "hacker-proof" claims.
A potentially critical vulnerability has been found in Cisco Systems' Secure Access Control Server (ACS) for Windows servers, which is used to control devices such as routers in large networks.
Industry watchdog groups are warning that denial of service attacks are becoming more destructive each year. Learn about some new tools you can add to your arsenal of DoS defenses to help safeguard your enterprise.
While vendors have been pushing toward dedicated -firewall appliances", such appliances can also be very costly for small to medium-size businesses. However, there is an inexpensive and effective firewall solution that you may have overlooked.
If you're thinking about voice over IP, we take a look at the steps involved in getting it set up and what's on offer from four major vendors.
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.
When the Blaster, MS/SQL, and Sobig worms made their appearance on the scene in 2003, one thing became clear: none of the worms was initially stopped with antivirus software.
Distributed companies increasingly use VPN connections to access and share information. We test ADSL firewall routers that are designed for this purpose.
Your data is important to you, but do you know if others are trying to get at it? ZDNet Australia investigates.
Ben Forta: All about Adobe
Take one ColdFusion veteran and mix in a healthy dose of prolific book writing, and chances are you will end u… Watch it now
Google CEO Eric Schmidt
Google's chief sits down for an extremely rare, wide-ranging interview and discusses Google's two operating sy… Watch it now
Telstra shareholders fear break up
What do Telstra shareholders think of the telco's new CEO David Thodey? And would they support the government'… Watch it now
Can not-so-smart meters help the NBN?
Can the Telco Reform Act be win-win?
Has New Zealand's smiling assassin delivered?
What makes you click?
Tell us for a chance to win a $1,000 GAME gift voucher.
Click here for more.
Win an iPhone 3GS!
Sign up as a ZDNet Australia member during November and you'll go in a draw to win an iPhone 3GS!
Click here to sign up!
Best Laptops
Check out the best laptops here!
Click here for more.