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.
Thunderbird 3 takes flight
Thunderbird 3 is finally here, after a gestation period measured in
years. The latest version of Mozilla's fr… Watch it now
Google Chrome beta for Mac
It's not fully baked yet, but Google Chrome for Mac reaches a major milestone with the release of an official … Watch it now
2009 in review
What were the top five stories that shaped 2009? From the launch of Microsoft's Windows 7 OS, to the departure… Watch it now
How do you build a smarter planet?
Having problems with complex data center? Simplify your data center now.
Welcome to National Censorship Day
That sinking Tcard feeling
The challenge of government 2.0
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