Exclusive: Inside a Swiss nuclear bunker’s secret Bitcoin vault \ stacker news ~bitcoin

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Exclusive: Inside a Swiss nuclear bunker’s secret Bitcoin vault cointelegraph.com/news/inside-swiss-nuclear-bunker-s-secret-bitcoin-vault

153 sats \ 5 comments \ @Rsync25 27 Sep bitcoin

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0 sats \ 4 replies \ @OT 27 Sep

"MPC technology has made this redundant. Homomorphic encryption has completely removed the risk of exposing private keys, adding an additional level of security assurance."

I haven't heard much about MPC tech. Anyone have more info about how it works?

0 sats \ 2 replies \ @Rsync25 OP 27 Sep

Fixed links:

0 sats \ 1 reply \ @OT 27 Sep

So how would it work with bitcoin in particular? Do all the signers see each address or entire xpub?

21 sats \ 0 replies \ @Rsync25 OP 27 Sep

So how would it work with bitcoin in particular? Do all the signers see each address or entire xpub?

An example you could use hot wallet and in a another shard air-grapped signing device using QR Code for pre-signed signature.

MPC is used in custody solutions instead of self-custody, due high complexity.

Mentioned here: https://thebitcoinmanual.com/articles/multi-party-computation/

101 sats \ 0 replies \ @Rsync25 OP 27 Sep

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