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From: Mike Hearn <mike@plan99.net>
To: "Martin Habovštiak" <martin.habovstiak@gmail.com>
Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] Proposal to address Bitcoin malware
Date: Mon, 2 Feb 2015 18:59:54 +0100	[thread overview]
Message-ID: <CANEZrP0QjPm+TTgV9Fh84vt2zLaGp0R2Wt2ZL2ZXYhxzOFPHVA@mail.gmail.com> (raw)
In-Reply-To: <CALkkCJbk0czFj5mdMB6_0+Umw5V-fo-4tdBHgvg92zhyRZWiYQ@mail.gmail.com>

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We're way ahead of you guys ;)

On Mon, Feb 2, 2015 at 6:54 PM, Martin Habovštiak <
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 key is
> placed in cold storage and anther sent to a third-party.
>

BitGo, CryptoCorp and (slight variant) GreenAddress all offer this model.

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  reply	other threads:[~2015-02-02 18:00 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-31 22:15 [Bitcoin-development] Proposal to address Bitcoin malware Brian Erdelyi
2015-01-31 22:38 ` Natanael
2015-01-31 23:04   ` Brian Erdelyi
2015-01-31 23:37     ` Natanael
2015-01-31 23:41       ` Natanael
2015-02-01 12:49         ` Brian Erdelyi
2015-02-01 13:31           ` Martin Habovštiak
2015-02-01 13:46             ` Mike Hearn
2015-02-01 13:54             ` Brian Erdelyi
2015-02-01 13:48           ` Mike Hearn
2015-02-01 14:28 ` mbde
2015-02-02 17:40   ` Brian Erdelyi
2015-02-02 17:54     ` Martin Habovštiak
2015-02-02 17:59       ` Mike Hearn [this message]
2015-02-02 18:02         ` Martin Habovštiak
2015-02-02 18:25           ` Mike Hearn
2015-02-02 18:35             ` Brian Erdelyi
2015-02-02 18:45               ` Eric Voskuil
2015-02-02 19:58                 ` Brian Erdelyi
2015-02-02 20:57                   ` Joel Joonatan Kaartinen
2015-02-02 21:03                     ` Brian Erdelyi
2015-02-02 21:09                       ` Pedro Worcel
2015-02-02 21:30                         ` devrandom
2015-02-02 21:49                           ` Brian Erdelyi
2015-02-02 21:42                         ` Brian Erdelyi
2015-02-02 21:02                   ` Pedro Worcel
2015-02-03  7:38                   ` Eric Voskuil
2015-02-02 18:10         ` Brian Erdelyi
2015-02-02 18:07       ` Brian Erdelyi
2015-02-02 18:05     ` Eric Voskuil
2015-02-02 18:53       ` Mike Hearn
2015-02-02 22:54         ` Eric Voskuil
2015-02-03  0:41           ` Eric Voskuil

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