Re: [bitcoin-dev] joinstr: coinjoin implementation using nostr

2022-08-20 Thread Max Hillebrand via bitcoin-dev
Great to see an implementation of the idea. Maybe I misunderstand, but isn't there a vulnerability of denial of service here? A user who registers one input will receive the round secret identifier, and this is all the information required for output registration. However, that malicious user

Re: [bitcoin-dev] ***UNCHECKED*** Client side coinjoin amount organization with WabiSabi

2022-04-09 Thread Max Hillebrand via bitcoin-dev
asabi/blob/8016404503bdffa475d8b219a6fe019a1d5775aa/WalletWasabi/WabiSabi/Client/CoinJoinClient.cs#L366-L433 WIP max suggested input value: https://github.com/zkSNACKs/WalletWasabi/pull/7748 On 4/6/22 18:05, Max Hillebrand via bitcoin-dev wrote: Hello list, tl;dr: client side coinjoin amount organization

[bitcoin-dev] Client side coinjoin amount organization with WabiSabi

2022-04-06 Thread Max Hillebrand via bitcoin-dev
Hello list, tl;dr: client side coinjoin amount organization is bloody difficult. Our current approach: pick random number of inputs based on wallet utxo count; pick that group of inputs which result in the lowest anonscore consolidation penalty; generate deterministic frequency table as

[bitcoin-dev] WabiSabi P2EP / Wormhole 2.0

2022-03-30 Thread Max Hillebrand via bitcoin-dev
Hello List, tl;dr, users of WabiSabi coinjoin can pay arbitrary amounts of bitcoin, so that the sender does not learn the address/output of the receiver, and the receiver does not learn the input of the sender. This improves the previously proposed 'Wormhole' for Chaumian blind signature

[bitcoin-dev] Wasabi Wallet 2.0 Testnet Release

2022-03-01 Thread Max Hillebrand via bitcoin-dev
Hello list, tl;dr: we have been working on a little something, and Wasabi 2.0 is now ready for your review and feedback. Wasabi Wallet 2.0 is a Bitcoin wallet providing effortless privacy for its users. Just like Wasabi 1.0, this is achieved by default on the network layer with a deep Tor

[bitcoin-dev] ***UNCHECKED*** Wormhole: Sending and receiving bitcoin anonymously

2020-01-15 Thread Max Hillebrand via bitcoin-dev
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 Hello all! May I propose you this protocol which seemingly provides a great level of privacy for both the sender and receiver of bitcoin. This was initially posted to the [Wasabi Wallet GitHub](https://github.com/zkSNACKs/Meta/issues/64), and