Re: [Bitcoin-development] Criminal complaints against network disruption as a service startups

2015-03-16 Thread Jan Møller
of whatever pseudo-law is involved? I think it's a bit early to think about these things right now. Michael Grønager and Jan Møller have been Bitcoin hackers for a long time. I'd be interested to know their thoughts on all

Re: [Bitcoin-development] Presenting a BIP for Shamir's Secret Sharing of Bitcoin private keys

2014-05-12 Thread Jan Møller
A Java implementation of what is called BIPSS in lack of an official number can be found here: https://github.com/mycelium-com/wallet/blob/master/public/bitlib/src/main/java/com/mrd/bitlib/crypto/BipSs.java (passing all test vectors) Which is based on a GF2^8 implementation here:

Re: [Bitcoin-development] Presenting a BIP for Shamir's Secret Sharing of Bitcoin private keys

2014-04-22 Thread Jan Møller
- Please allow M=1. From a usability point of view it makes sense to allow the user to select 1 share if that is what he wants. How does that make sense? Decomposing a key/seed into 1 share is functionally equivalent to dispensing with the secret sharing scheme entirely. I agree that

Re: [Bitcoin-development] Presenting a BIP for Shamir's Secret Sharing of Bitcoin private keys

2014-04-22 Thread Jan Møller
Necessary Shares = M+1, not a problem I would probably encode N-of-M in 1 byte as I don't see good use cases with more than 17 shares. Anyway, I am fine with it as it is. On Tue, Apr 22, 2014 at 10:29 AM, Matt Whitlock b...@mattwhitlock.namewrote: On Tuesday, 22 April 2014, at 10:27 am, Jan

Re: [Bitcoin-development] Presenting a BIP for Shamir's Secret Sharing of Bitcoin private keys

2014-04-22 Thread Jan Møller
I am concerned about space, but more about usability :-) I'll definitely use both M and the checksum. On Tue, Apr 22, 2014 at 10:43 AM, Matt Whitlock b...@mattwhitlock.namewrote: On Tuesday, 22 April 2014, at 10:39 am, Jan Møller wrote: Necessary Shares = M+1, not a problem I would

Re: [Bitcoin-development] Presenting a BIP for Shamir's Secret Sharing of Bitcoin private keys

2014-04-22 Thread Jan Møller
: On Tue, Apr 22, 2014 at 1:06 AM, Jan Møller jan.mol...@gmail.com wrote: This is a very useful BIP, and I am very much looking forward to implementing it in Mycelium, in particular for bip32 wallets. I haven't seen commentary from you on the Kogelman draft, it would be helpful there: https