Re: [bitcoin-dev] Satoshilabs secret shared private key scheme

[jens <jenslewis0xfffaaa@gmail.com>]

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> Trezor's "plausible deniability" scheme could very well result in you going to
> jail for lying to border security, because it's so easy for them to simply
> brute force alternate passwords based on your seeds. With that, they have proof
> that you lied to customs, a serious offense.
The passphrase scheme as I understand it allows a maximum of 50 
characters to be used.  Surely even with the HD seed, that search space 
is too large to brute force.  Or is there a weakness in the scheme I 
haven't clocked?

On 09/01/18 01:13, Peter Todd via bitcoin-dev wrote:
> On Mon, Jan 08, 2018 at 07:40:38PM -0500, Rhavar via bitcoin-dev wrote:
>> I think you're under-appreciating how useful the "plausible deniability". Someone I know was (solo) traveling to the United States when a border agent asked her to unlocked her phone; thumbed through her apps, ended up finding tinder and went through all her recent conversations to make sure she wasn't involved in any "pay for sex things".
>>
>> In the same light, I travel frequently and constantly have my trezor on me. If I am asked to unlock it, I will have no problems doing so (as refusal will no doubt lead to deportation) and showing my personal wallet (which sadly hasn't had much use since fees became ridiculous).
> Trezor's "plausible deniability" scheme could very well result in you going to
> jail for lying to border security, because it's so easy for them to simply
> brute force alternate passwords based on your seeds. With that, they have proof
> that you lied to customs, a serious offense.
>
> I would strongly advise you not to use it in that situation.
>
>
>
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