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[liberationtech] Euclid Analytics

Matt Johnson railmeat at
Fri Jun 21 11:44:35 PDT 2013

Mutating IMEI's is interesting. How does that work on phone networks?
Can you phone connect with out a recognizable IMEI? Doesn't your IMSI
identify you anyway? You can change your SIM, but I don't think you
can spoof it, right?

Matt Johnson

On Fri, Jun 21, 2013 at 11:40 AM, Eugen Leitl <eugen at> wrote:
> On Fri, Jun 21, 2013 at 10:25:21AM -0700, Matt Johnson wrote:
>> So do we all need to generate random MAC addresses now? I don't think
>> you can do that on an iPhone though.
> MACs are easy, and they're limited-scope, anyway.
> Much better would be a daemon that mutates your IMEI on a daily,
> or hourly basis. This would be limited to rooted devices, and
> alternative firmware (e.g. CM) which already give you root.
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