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From: Ben Thompson <thompson.benedictjames@gmail.com>
To: shiva sitamraju <shiva@blockonomics.co>,
	 Bitcoin Protocol Discussion
	<bitcoin-dev@lists.linuxfoundation.org>
Subject: Re: [bitcoin-dev] Visually Differentiable - Bitcoin Addresses
Date: Mon, 30 Oct 2017 12:49:18 +0000	[thread overview]
Message-ID: <CAOxie=En8EqfuEtaPxH_v-2SYfUunudb4Zu0MQ-ZfEiPMxa6AQ@mail.gmail.com> (raw)
In-Reply-To: <CABuOfujV1gAaSOKBB7S0_JKuwp+3iNhY5kN59F3LLndPENUA_Q@mail.gmail.com>

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Checking the first few bytes of a Bitcoin Address should not be considered
sufficient for ensuring that it is correct as it takes less than a second
to generate a 3 character vanity address that matches the first 3
characters of an address.

On Mon, 30 Oct 2017, 11:44 shiva sitamraju via bitcoin-dev, <
bitcoin-dev@lists.linuxfoundation.org> wrote:

> Hi,
>
> When I copy and paste bitcoin address, I double check the first few bytes,
> to make sure I copied the correct one. This is to make sure some rogue
> software is not changing the address, or I incorrectly pasted the wrong
> address.
>
>
> With Bech32 address, its seems like in this department we are taking as
> step in the backward direction. With the traditional address, I could
> compare first few bytes like 1Ko or 1L3. With bech32, bc1. is all I can see
> and compare which is likely to be same anyway. Note that most users will
> only compare the first few bytes only (since addresses themselves are very
> long and will overflow in a mobile text box).
>
> Is there anyway to make the Bech32 addresses format more visually distinct
> (atleast the first few bytes) ?
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev@lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>

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  parent reply	other threads:[~2017-10-30 12:49 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-30  8:56 [bitcoin-dev] Visually Differentiable - Bitcoin Addresses shiva sitamraju
2017-10-30 12:14 ` Ricardo Filipe
2017-10-30 14:23   ` Ben Thompson
2017-10-30 12:49 ` Ben Thompson [this message]
2017-10-30 13:13   ` shiva sitamraju
2017-10-30 14:26     ` Pieter Wuille
2017-10-30 14:39     ` Moral Agent
2017-10-30 16:15       ` Danny Thorpe
2017-10-30 16:48         ` Moral Agent

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