Bitcoin Dev Archive Topics

Wallet design and coin selection

Which coins a wallet spends, how it handles change and address gaps, and how it shows all of that to a person. Less visible than consensus work, and the threads show how much of it was invented on the list.

54 threads and 407 messages, 13 Jun 2011 to 27 May 2026.

Read on LearnBitcoin

Bitcoin Optech

The threads, in order

Listed by the date of each thread's first message.

2011 6 threads

13 Jun 2011
Release priorities for v0.4? Jeff Garzik
4 messages
4 Jul 2011
Encrypted Wallet Backward Compatibility Matt Corallo
13 messages
9 Jul 2011
Metadata for transactions / address book records John Smith
1 message
15 Jul 2011
Wallet encryption migration Luke Dashjr
3 messages
10 Nov 2011
Wallet encryption issue Alan Reiner
1 message
17 Nov 2011
There will be a release candidate 6... Gavin Andresen
2 messages

2012 1 thread

3 Dec 2012
Chain dust mitigation: Demurrage based Chain Vacuuming Michael Gronager
19 messages

2013 3 threads

1 Dec 2013
Coin Control, Send crash on MacOS X Warren Togami
3 messages
3 Dec 2013
Suggestion: easy way to restore wallet.dat backup Dâniel Fraga
2 messages
29 Dec 2013
HD wallet import strategies Jean-Paul Kogelman
1 message

2014 4 threads

30 Mar 2014
Securing hardware wallets devrandom
1 message
25 Apr 2014
BIP32 "wallet structure" in use? Remove it? Andreas Schildbach
12 messages
7 Oct 2014
Partial wallet rescan Jérémie Dubois-Lacoste
1 message
17 Oct 2014
About watch-only addresses Flavien Charlon
7 messages

2015 4 threads

20 Jan 2015
The legal risks of auto-updating wallet software; custodial relationships Peter Todd
14 messages
2 Feb 2015
Export format for xpub Levin Keller
18 messages
4 Feb 2015
determining change addresses using the least significant digits Isidor Zeuner
8 messages
7 Aug 2015
Open Bitcoin Privacy Protect Privacy Questionnaire, Mid-Year 2015 report wei
4 messages

2016 6 threads

13 Jan 2016
Wallet Lock, Unlock BIP idea Scott Morgan
3 messages
10 Feb 2016
RFC for BIP: Best Practices for Heterogeneous Input Script Transactions Kristov Atlas
4 messages
14 Jun 2016
RFC for BIP: Derivation scheme for P2WPKH-nested-in-P2SH based accounts Daniel Weigl
7 messages
26 Jul 2016
BIP proposal: derived mnemonics millibitcoin
5 messages
16 Aug 2016
Hardware Wallet Standard Jonas Schnelli
26 messages
21 Sep 2016
On-going work: Coin Selection Simulation Murch
7 messages

2017 3 threads

6 Sep 2017
Token Protocol Specification Luca Venturini
5 messages
29 Sep 2017
Paper Wallet support in bitcoin-core Dan Libby
14 messages
20 Dec 2017
BIP Proposal: Crypto Open Exchange Protocol (COX) Nicolas Dorier
5 messages

2018 4 threads

22 Jan 2018
Transaction Merging (bip125 relaxation) rhavar
21 messages
18 Mar 2018
feature: Enhance privacy by change obfuscation LORD HIS EXCELLENCY JAMES HRMH
5 messages
30 Aug 2018
bustapay BIP :: a practical sender/receiver coinjoin protocol rhavar
15 messages
6 Nov 2018
draft proposal: change forwarding (improved fungibility through wallet interoperability) Yuval Kogman
3 messages

2019 3 threads

18 Mar 2019
Payjoin privacy with the receiver of the transaction Kenshiro []
5 messages
26 Apr 2019
Adding xpub field to PSBT to make multisig more secure Stepan Snigirev
7 messages
27 Dec 2019
Non-equal value CoinJoins. Opinions. Adam Ficsor
9 messages

2020 3 threads

27 Feb 2020
Nonce blinding protocol for hardware wallets and airgapped signers Stepan Snigirev
7 messages
22 Apr 2020
(Semi)Traceless 2-party coinjoin off-chain protocol using schnorr signatures German Luna
13 messages
2 Jul 2020
BIP draft: BIP32 Path Templates Dmitry Petukhov
6 messages

2021 3 threads

14 Jan 2021
Hardware wallets and "advanced" Bitcoin features Kevin Loaec
5 messages
21 Jul 2021
Covenant opcode proposal OP_CONSTRAINDESTINATION (an alternative to OP_CTV) Billy Tetrud
26 messages
1 Aug 2021
Exploring: limiting transaction output amount as a function of total input value Zac Greenwood
7 messages

2022 7 threads

13 Jan 2022
Documenting the lifetime of a transaction during mempool congestion from the perspective of a rational user Jeremy Rubin
2 messages
29 Apr 2022
Miniscript support in hardware wallets/signing devices Michael Folkson
1 message
10 May 2022
OP_TX: generalized covenants reduced to OP_CHECKTEMPLATEVERIFY Rusty Russell
5 messages
22 Sep 2022
RFC for a BIP32 recurrent address derivation scheme El_Hoy
3 messages
29 Sep 2022
Trustless Address Server – Outsourcing handing out addresses to prevent address reuse Ruben Somsen
8 messages
1 Oct 2022
Trustless Address Server ? Outsourcing handing out addresses Peter
2 messages
13 Dec 2022
Bitcoin Core 24.0.1 Released Michael Ford
3 messages

2023 1 thread

22 May 2023
Ark: An Alternative Privacy-preserving Second Layer Solution Burak Keceli
18 messages

2024 2 threads

26 Sep 2024
OP_KEEPCHANGE - mitigating dust outputs James Ferguson
4 messages
21 Dec 2024
Reiterating centralized coinjoin (Wasabi & Samourai) deanonymization attacks Yuval Kogman
18 messages

2025 1 thread

1 Oct 2025
On (in)ability to embed data into Schnorr waxwing/ AdamISZ
19 messages

2026 3 threads

5 Jan 2026
Wallet Migration Failure May Delete Unrelated Wallet Files In Bitcoin Core 30.0 and 30.1 Ava Chow
1 message
27 Mar 2026
Wallet Backup Metadata Format pyth
2 messages
27 May 2026
Hybrid SPHINCS+ / secp256k1 Key Derivation for Quantum-Resistant Paper Wallets 3D
2 messages