Cable modems - not just a security problem

Tuesday, 16 July 2002, 1:12 AM EST

It's no mystery why cable modems are saturating the corporate communications environment. They're fast, readily available, increasingly reliable, and relatively easy to install.

Yet the security of the shared infrastructure on which cable modems operate has long been a key point of debate between modem advocates and skeptics. In general, tech leaders don't relish the idea that vital corporate information is, at least theoretically, available to the hacker next door.

The devices represent a big change for enterprises, however, and there are several issues CIOs must be aware of. Cable modems have long raised security concerns related to how addresses are distributed within the networks' shared infrastructure. In addition, the sudden spike in the volume and type of applications demanded by off-site workers can and will stress enterprise resources.

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