[HN Gopher] Border Wallets - a new way to quickly and reliably m...
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Border Wallets - a new way to quickly and reliably memorize Bitcoin
seed phrases
Author : clay-dreidels
Score : 9 points
Date : 2022-07-22 17:09 UTC (5 hours ago)
(HTM) web link (www.borderwallets.com)
(TXT) w3m dump (www.borderwallets.com)
| stblack wrote:
| This falls into the general category of brain wallets.
|
| https://en.bitcoin.it/wiki/Brainwallet
|
| I once generated a Bitcoin private key with a SHA-256 hash of a
| pop song lyric. Within 3-days the roughly $100 I sent to that
| wallet, as a test, was drained.
|
| Entropy matters.
| jrm4 wrote:
| It's hard for me to meaningfully distinguish the advantage of
| this v. e.g
|
| 1) "half" is six words you memorize
|
| 2) "other half" is a long annoying non-memorizable string that
| must be written down?
|
| Am I missing something?
| Imnimo wrote:
| The tutorial is quite long, so it's possible I missed this
| information somewhere. But what I would like to see is a
| breakdown like "If you have X bits of entropy in your seed
| phrase, a border wallet puts Y bits of that into the grid and Z
| bits of that into your memorized pattern." This would make it
| clear how much security you're gaining over just writing down the
| seed phrase (Z bits worth).
| rdl wrote:
| BIP39 isn't perfect, but being able to relatively independently
| of all other information recover someone's wallet (next of kin,
| etc.) from some words is very nice. This system complicates
| things a lot -- a grid of custom construction which will possibly
| not be stored, ambiguity in specifying the graphical pattern,
| etc.
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(page generated 2022-07-22 23:01 UTC)