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Instant Messaging (IM) was originally designed for consumers, yet it is increasingly being used in the enterprise. Ever wonder what enterprise IM products exist that are secure and manageable? Well, let’s start with the basics. There are three types of mobile instant messaging. The most popular is the Short Message Service (SMS), aka “text messaging”. Text messaging is a widely successful mobile operator service and message volume continues to grow at a rapid pace. Continue reading Ready or not, here comes IM Clearwire recently announced the completion of the Sprint Nextel transaction and the formation of the new Clearwire Corporation. In addition, they received $3.2 Billion from Comcast, Intel, Time Warner Cable, Google and Bright House Networks. As expected, their conference call emphasized all the positive aspects of the deal. Namely, they own lots of spectrum, they are building an all-IP network that is “open”, and will use fourth generation (4G) mobile WiMAX technology (IEEE 802.16e). I’d love to see a nationwide 4G mobile network, but let’s be clear about some of the challenges facing Clearwire. Continue reading Let’s be clear about Clearwire On December 3, 2008 I presented a talk entitled “Maintaining security as you upgrade to 802.11n” at the FinSec 2008 conference. My slides are [...] |
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