Fending off VoIP security problems
04 December 2007

I'm hearing more about new kinds of attacks on LANs, such as voice-over-IP attacks or exploits that use printers as a source of attack. How can LAN security help me prevent those attacks?

It's absolutely true that these kinds of attacks are on the rise. In fact, the SANS Institute recently listed client-side attacks as one of today's most critical vulnerabilities. While it may be foolhardy for any of us to think we can fully prevent such attacks, you certainly have some strong options for mitigating the threat that they pose to your enterprise.

One of the first steps to take is to implement an authentication scheme in your LAN that encompasses devices as well as users. If you're pursuing something like 802.1x, it won't be sufficient because phones, printers, medical devices, robotics and other devices for the most part will not be able to support the required 802.1x supplicant.
 
Apple faces $360m voicemail bill
04 December 2007

Klausner Technologies has filed a $360 million suit against Apple and AT&T over voicemail patents that the company claims the iPhone infringes.

New York-based Klausner says the lawsuit also names Comcast, Cablevision Systems and Ebay's Skype as infringing its patent for "visual voicemail". The plaintiff seeks an additional $300 million from the three.

The iPhone's visual voicemail is just one of the standout features of the handset, which has won critical acclaim and huge sales success in the US, although appears to be struggling to repeat that feat in the UK.

Klausner has filed the lawsuit in a US Court for the Eastern District of Texas. The suit alleges the defendants' internet-based voicemail products and services violate a Klausner patent.


 

 
The 3 Skypephone: a review
02 December 2007

If you’ve ever wished Skype could truly be mobile, on a dedicated mobile Skype phone that worked just like Skype on your desktop, the 3 Skypephone has arrived to make your wishes come true!

Skype, the world’s most popular Internet phone call software, having made online calling as simple and reliable as text messaging, has already gone mobile some time ago.

Mobile clients for Windows Mobile, Symbian and other platforms, along with cordless Wi-Fi and DECT phones for use in the home, office or at hotspots for Wi-Fi models, has been possible not just with Skype, but a range of VoIP (Voice over Internet Protocol, or Internet phone) programs.

But Skype is the most popular of them all, with more than 200m users, and in all the time it has faithfully rendered us all the service of free phone calls between Skype users and very inexpensive calls, in most cases, to real phones, there has only been one major outage, an excellent record compared with traditional phone companies over the years. 
 
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