Tim GreeneNetwork World

Tim Greene covers security and keeps an eye on Microsoft for Network World.

Skype worries about iPhone, attracting business customers

In SEC filings as part of its bid to go public, Skype worries about whether the iPhone and other Apple products will undermine its VoIP services and is also insecure about whether it can achieve service levels good enough to lure business customers.

'Unhackable' Android can be hacked

Once thought to be unhackable, the Android phone is anything but, according to researchers presenting at Black Hat 2010.

Skype opens up SIP business service to everyone

Any business that has a corporate VoIP system can now use Skype's SIP trunking service as a way to cut the cost of corporate phone bills.