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Date: Mon, 2 Feb 2015 19:02:39 +0100
Message-ID: <CALkkCJYuM_T=_nfBOCF4S8XhVecUZA0ug==Y_n+qdFpb-F628g@mail.gmail.com>
From: =?UTF-8?Q?Martin_Habov=C5=A1tiak?= <martin.habovstiak@gmail.com>
To: Mike Hearn <mike@plan99.net>
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Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] Proposal to address Bitcoin malware
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Do you have anything that is NOT some web application?

2015-02-02 18:59 GMT+01:00 Mike Hearn <mike@plan99.net>:
> We're way ahead of you guys ;)
>
> On Mon, Feb 2, 2015 at 6:54 PM, Martin Habov=C5=A1tiak
> <martin.habovstiak@gmail.com> wrote:
>>
>> Good idea. I think this could be even better:
>>
>> instead of using third party, send partially signed TX from computer
>> to smartphone. In case, you are paranoid, make 3oo5 address made of
>> two cold storage keys, one on desktop/laptop, one on smartphone, one
>> using third party.
>
>
> https://www.bitcoinauthenticator.org/      - does this already, currently=
 in
> alpha
>
>>
>> > It should be possible to use multisig wallets to protect against
>> > malware.  For example, a user could generate a wallet with 3 keys and
>> > require a transaction that has been signed by 2 of those keys.  One ke=
y is
>> > placed in cold storage and anther sent to a third-party.
>
>
> BitGo, CryptoCorp and (slight variant) GreenAddress all offer this model.