[clug] Wickr and previous privacy discussion

Hal Ashburner hal at ashburner.info
Thu Mar 19 17:19:59 MDT 2015



On 20 March 2015 at 09:43, jm <jeffm at ghostgun.com> wrote:
> Let me try that again I meant to hit spell and hit send instead :-(. Not
> enough caffeine this morning or too much?
> On 20/03/2015 2:01 am, James Ring wrote:
>> On Wed, Mar 18, 2015 at 9:33 PM, Hal Ashburner <hal at ashburner.info> wrote:
>>> I use TextSecure and recommend using it as the default sms app on
>>> Android. I recommend my ios using friends use signal, which is the
>>> compatible ios app.
>> Does this actually protect you against metadata collection? Sure
>> message content is scrambled, but not the headers.
> Yes, what you're trying to protect against is traffic analysis. The only
> way to do this is to have a messaging app that will send random messages
> to random users to cloud the waters. This would have to be don't in a
> manner which would remove statistically meaningful information from
> distribution of messages send and received by users of the system, ie
> flatten the distribution curves for user-to-user messaging. This would
> be easier to do when combined with onion routing across multiple
> separate legal jurisdictions and entities.
> Jeff.
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