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paper wallet m of n
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Topic: paper wallet m of n (Read 519 times)
Ficus86
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paper wallet m of n
December 06, 2013, 11:15:16 AM
#1
è possibile stampare un paper wallet con modalità m of n*? come?
*:
reply #21
in particolare pensavo ad esempio un 2 of 5, dove distribuisco i 5 tra parenti e amici fidati e me ne bastano due tra tutti per recuperare i miei btc.
Ilsk
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Re: paper wallet m of n
December 06, 2013, 06:39:05 PM
#2
Ti butto lì un'idea che mi è venuta sul momento ma che forse sarebbe da elaborare un po'.
Si potrebbe crittografare il paper wallet in 5 modi diversi creando per ogni wallet una funzione da associare ad ogni elemento, esempio:
PW1 --> ogni elemento x lo trasformo in y secondo una funzione y=3x^2+4
PW2 --> ogni elemento x lo trasformo in y secondo una funzione y=x+2x^3
e così via per tutti i 5 paper wallet che vuoi stampare.
Poi su ogni wallet che stampi scrivi le funzioni che ti permettono di decriptare gli altri 4 così basta averne 2 per poter risalire al paper wallet originale.
Purtroppo sono un economista e non un matematico quindi ho provato ad invetarmi qualcosa con le poche conoscenze che ho, però penso che un sistema così potrebbe funzionare.
Fammi sapere cosa ne pensi.
Ficus86
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Re: paper wallet m of n
December 07, 2013, 11:07:41 AM
#3
grazie per il suggerimento, ma cercavo una soluzione built in nel paper wallet.
una cosa tipo:
https://bitcoinarmory.com/about/faqs/
(ultima domanda, riguardo le multi-signature transactions): si tratta di più persone che danno l'ok per effettuare una transazione, io pensavo a una cosa analoga per prelevare soldi dal paper wallet.
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