Cell Phones Security??

Phil Karn karn at unix.ka9q.ampr.org
Sun Nov 27 22:11:19 PST 1994



In article <94Nov21.08.1184 at qualcomm.com>, you write:
|> As one who will be shopping for a cell phone in the next week, what should
|> I look for in terms of security? What features are available in phones on
|> the market....if any?

Basically, there is *no* security whatsoever in cellular phones, at
least with the current analog FM technology. If you want privacy,
you'll have to provide it yourself on an end-to-end basis. Not only
does this require that the party on the other end to have a secure
phone, but it greatly reduces reliability since most dialup modems
don't perform very well over cellular radio paths.

Phil








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