Re: [bitcoin-dev] Proposal for an Informational BIP

2021-05-09 Thread Tobias Kaupat via bitcoin-dev
Hi Chris, thanks for the clarification. It makes sense so far. About the "chicken - egg" problem: When you generate a BIP39 mnemonic "A" without password, you get a Seed "As" from which you derive your private key. Using the same mnemonic with a passphrase will give you a different seed "As*" with

Re: [bitcoin-dev] Proposal for an Informational BIP

2021-05-09 Thread Tobias Kaupat via bitcoin-dev
Hello Chris, Isn't your suggestion already covered by BIP39 since there is not restriction in how you choose your passphrase? It's up to any user to choose his password like you propose. I see your proposal more like a way to choose my password rather than anything that needs to be implemented som

Re: [bitcoin-dev] Encryption of an existing BIP39 mnemonic without changing the seed

2021-05-06 Thread Tobias Kaupat via bitcoin-dev
ith like 30k > rounds or something first, rather than "just hashing it". remember, > it's pretty easy to validate these seeds - not like you lock someone > out after 9 guesses! > > On Wed, May 5, 2021 at 3:38 PM Tobias Kaupat via bitcoin-dev > wrote: > > >

[bitcoin-dev] Encryption of an existing BIP39 mnemonic without changing the seed

2021-05-05 Thread Tobias Kaupat via bitcoin-dev
Hi all, I want to start a discussion about a use case I have and a possible solution. I have not found any satisfying solution to this use case yet. *Use case:* An existing mnemonic (e.g. for a hardware wallet) should be saved on a paper backup in a password encrypted form. The encrypted form shou