Episode 12: Bitcoin Privacy With k3tan (Ministry of Nodes) - KYC vs No KYC, Chain Analysis Heuristics, Samourai and Sparrow Wallet Coinjoin and Mixing Tools, and Network-level Privacy Considerations

The Australian Bitcoin Podcast is focused on Australian bitcoin and privacy content, including educational episodes, recent news, and guest interviews.   Thanks to our guest: https://twitter.com/_k3tan https://twitter.com/ministryofnodes Host: https://twitter.com/mission_bitcoin Sponsored by HardBlock - Australia's first and oldest bitcoin-only exchange: https://www.hardblock.com.au Notes - k3tan's personal bitcoin journey - Ministry of Nodes (helping clients hold their own keys, run their own node, and follow privacy best-practices) - similarities between bitcoin distributed ledger and BitTorrent filesharing - what is privacy? - is bitcoin private by default? - increased security through improved privacy - data leaks (eg, Ledger, HubSpot) - things to consider with bitcoin privacy: KYC vs no KYC, on-chain transactions, and network-level privacy - KYC vs no KYC: pros and cons, and methods - SatsSpend Australian Bitcoin Business list - tips to improve bitcoin privacy: keep your mouth shut, don't reuse receiving addresses, and use UTXO management (eg, labeling and coin control/selection) - what is a UTXO (unspent transaction output)? - HardBlock's auto-send feature and not reusing receiving addresses - Sparrow and Samourai Wallet for privacy features - Whirlpool coinjoin mixing - chain heuristics: address reuse, common input ownership, self-spends, round-number, largest output, change position, change vs spend address/script type, multi- vs single-signature) - anti-fingerprinting features (change output position randomisation, and same-type spend and change outputs) - BIP47 (PayNym) reusable static stealth addresses - post-mix coinjoin spend tools (eg, Stonewall, Stonewall 2X, Stowaway, Ricochet) - is Lightning Network private (eg, multiple hops through custodial services or BoltzExchange)? - network-level privacy - running your own node - what is Tor? - what is a VPN? - using Tor and a VPN to improve privacy - nodes to consider: RoninDojo, RaspiBlitz, MyNode, Umbrel, Citadel, Start9, or Ministry of Nodes custom multi-use build - Australian ISP data logging and metadata retention - planning for privacy is low time preference - privacy is fundamental in the cypherpunk and bitcoin ethos - using Australia Post parcel locker for bitcoin-related deliveries - being bullish on bitcoin privacy - attacks on bitcoin privacy and fungibility important to keep in mind and fight against - self-hosting maximalism - running a pfSense free and open source software (FOSS) router References https://www.ministryofnodes.com.au/ https://www.youtube.com/c/MinistryofNodes https://github.com/Daunus/SatsSpend