I'm working to improve my coin control and privacy practices. My bitcoins currently sit on a Blockstream Jade and come from various traceable sources (exchanges, P2P, Alby, etc.).

Goal:

Effective privacy without overcomplicating my security model. I want to obfuscate these transaction histories.

My understanding so far:

Need to transfer from Jade to a hot wallet for coinjoining

Sparrow offers "fake coinjoins" (Stonewall transactions) that work solo

Real coinjoins require coordination but offer stronger privacy

Specific questions:

Workflow confirmation: Is Jade → hot wallet → coinjoin → new cold storage the right approach?

Tool choice: Sparrow vs Wasabi for someone prioritizing hardware wallet integration?

Stonewall vs collaborative coinjoins: When is fake coinjoin sufficient vs needing the real thing?

Common mistakes: What privacy-killing errors should I avoid?

UTXO management: Best practices for managing mixed vs unmixed coins?

I've read Sparrow's docs on private spending but would love real-world insights from those who've implemented robust privacy practices.

What's worked best for your setup?

https://stacker.news/items/1015766/r/PictureRoom

#asknostr

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Discussion

No need to move to a hot wallet, connect your Jade to Sparrow and you can create a Stonewall transaction in their UI.

https://sparrowwallet.com/docs/spending-privately.html

the real question is what are you protecting against.

what do you think about the possibility of a 6102?

but if you're resigned to having a KYC trail, your flow sounds correct. I don't think Stonewall is a substitute for a real CJ.

also new Whirlpool coordinator dropped the other day.

https://ashigaru.rs/news/announcement-whirlpool/

Totally agree. The threat model will determine the right coinjoin implementation/approach, but fake coinjoins are almost pointless.

Stonewall is a good thing to do by default and more wallets should implement it.

Which is the correct coinjoin approach in your opinion?

Moral of the story: Privacy on Bitcoin is incredibly difficult.

The recently updated Ashigaru whirlpool is probably the best option around, but it is still young and needs to decentralize their coordinator or risk the same fate as Samourai whirlpool. I commend their work and expect great things. Use your own node if you can.

More pennies for thought:

Wasabi smells like Feds and faggots to me, I wouldn't use it.

Stonewall is good but not great for privacy.

Running JoinMarket as a maker for a year seems like a crazy option.

You could consider atomic swaps into Monero, and eventually swap back after a few self-address shuffles.

Someone might recommend Lightning, but I would not.

All of the recommendations from others on this confuses me even more. I appreciate all of the replies though.

You're opening Pandora's Box and you cannot close it. Bitcoin is not fungible and that is a critical privacy flaw. One day it may be, but not today. It is an important question to confront and I'm glad you are.

We who value privacy will be around when you want more info.