Researches have demonstrated a vulnerability in VoIP software which they claim allows a the hacker to take control of a victim's computer.
Voice over IP is growing rapidly in popularity -- is your network ready to deal with the security issues?
A hacker recently obtained unauthorised access to the IP telephony (VoIP) system of a Perth business, making 11,000 calls costing over $120,000, according to the Western Australian police.
National Computing Centre research warns that neglecting the security of new technologies puts businesses at risk of cyberattacks.
Businesses are not doing enough to secure their VoIP networks, according to a veteran IP telephony engineer, and the main reason is lack of knowledge.
Although there is precious little evidence of VoIP security attacks, organisations cannot afford to be complacent. Make no mistake, VoIP is an attractive target for hackers and malware writers.
Voice over Internet Protocol, in some way, shape, or form, is a standard inclusion now with most business telephony systems. We review the latest offerings.
According to research by Gartner, the increasing use of IP technology in power stations, railroads, banks and other critical infrastructure could spell big trouble -- and soon.
As VoIP use rises, so does the number of questions about it. Here are some of the essentials.
As circuit-switched PBXs are nearing obsolescence, IP technology is increasingly becoming the standard for corporate voice communications. Are you ready for the change over.
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.
We look at three hardware tools and one software tool for network maintenance.
The long-awaited release of Exchange Server 2007 is fast approaching and, according to Microsoft, it will ship in "late 2006 or early 2007".
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.
Microsoft Exchange might be the most popular mail server but is it the best? We test the alternatives.
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
The Change Program changes its Agenda
What happens when you change the agenda of the ATO's Change Program, or program in some changes to the Agenda?… Watch it now
Microsoft's Tracey Fellows on Windows 7
After the launch of Windows 7 last week, ZDNet.com.au spoke briefly with Microsoft Australia and New Zealand M… Watch it now
Has New Zealand's smiling assassin delivered?
The long-awaited separation of Telstra
Google open-sources JavaScript tools
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.