On September 9, Apple announced that the latest iPhone models would come with a new technology called Apple Pay which allows people to purchase items with their phones, both in stores and online. Many smug Android users looked at the announcement and thought “Sounds like Google Wallet. Welcome to 2011 Apple.” As an individual who is well entrenched in the Google ecosystem, (I have a Nexus 5 on in my pocket and a Moto 360 on my wrist) I initially had the same reaction. But, after looking at the two systems more closely, I think Apple Pay will be the better platform for users, and the reason for that is privacy.
As the Antenna-gate controversy raged and finally subsided, the team here was busy enhancing our App-ID technology to identify Apple’s new video calling feature – FaceTime. It is essentially the audio-video chat functionality of Apple’s iChat for desktops, but tied to the iPhone4 device. From our analysis of the network traffic of FaceTime, we discovered that it uses SIP, the industry standard protocol for VoIP telephony, STUN for NAT traversal, and XMPP over SSL for authentication with Apple.
Since it relies on Wi-Fi connectivity, corporate networks will have to carry this traffic as employees begin to use it inside the Enterprise. For enterprises that do not want to install and manage their own SIP network, it serves as an out-of-the-box mobile video calling solution.
However, some security admins are wary about the numerous ports that must be opened in their firewalls to allow FaceTime calling. …Continue reading