Questions tagged [xpub]
The xpub tag has no usage guidance.
97
questions
8
votes
2
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311
views
How to accept donation correctly?
Imagine a web page that wants to accept Bitcoin donations. A naive approach is to provide a single address on the page and that's it. The problem here is that the address is known to everyone and if ...
- 1,074
8
votes
1
answer
697
views
Is it possible to use BitGo's wallet with other software (Electrum or else), what is the used derivation path?
BitGo wallets are based on a 2-of-3 multi-signature, the end user have access to:
- Public key (xpub) of the 3rd signer (as the main wallet xpub)
- Native Segwit (Bech32), bc1... addresses to receive ...
- 81
6
votes
1
answer
4k
views
What makes an extended public or private key?
I was under the impression that an extended public key was comprised of the public key + chain code, and I'm unfamiliar with what comprises the extended private key.
However this does not seem to be ...
- 1,720
5
votes
1
answer
630
views
XPRIV/XPUB type for P2TR
As far as I understand, there is a standard that describes what address types an extended private key or extended public key is intended to derive and it works as such:
xpriv/xpub => Legacy ...
- 403
4
votes
3
answers
4k
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XPUB, YPUB, ZPUB Converter Tools
I was wondering if there are any good X,Y,Zpub converter tools that any of you are aware of. For instance, a tool that could convert an Xpub into the equivalent Zpub.
I was inspired to ask this ...
- 41
4
votes
1
answer
4k
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Converting xpub key to core format
I am experiencing some major issues which I honestly can't understand.
When I am generating a wallet from Electrum the public key looks like this: ...
- 51
4
votes
2
answers
2k
views
Derive Segwit Addresses From xPub or zPub using PYTHON
Summary
I'm pulling my hair out trying to understand a couple of concepts. I would like to use a Segwit wallet in my Ledger Nano S to derive unhardened(?) child public keys (and thus segwit addresses) ...
- 55
3
votes
1
answer
166
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Can 2-of-3 multisig funds be recovered without one of the xpubs?
In a 2-of-3 multisig, the address list is derived from the combination of the three xpub keys. What happens if you lose one of the keys and its xpub?
Technically, you'd be able to sign transactions. ...
3
votes
1
answer
70
views
Python Script not working / From Xpub to everything
I made a small webapplication to keep track of my wallets. So I want to grab everything i have, using my xpub. Looping through every adress. On the Internet I could find diffrent scripts, but I could ...
- 31
3
votes
0
answers
66
views
What is the difference between singlesig and multisig xpubs?
When exporting the xpub from my SeedSigner, I'm asked whether to export the "singlesig xpub" or "multisig xpub." I understand the use cases for each but from a technical standpoint,...
2
votes
1
answer
204
views
Export Xpubkey from Bitcoin Core
How do I export my HD wallet's Xpubkey in Bitcoin Core?
Do I construct it using the value of "hdseedid" returned by getwalletinfo?
- 4,566
2
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1
answer
324
views
What's the difference between xpub and bpub?
I've seen extended public keys such as the one below
xpub661MyMwAqRbcFLCsW67CH9AgprkK2MbeLbmdMiBRWb1Wamm6GjGhTFQChvPmwQGQh78MMd8Eu7CLJ7FEuwhsomD66XC74VnfgHdEx1NFSKL
But now I've seen a bpub
...
- 1,720
2
votes
1
answer
144
views
is my xPub published when I make a payment? (wallet privacy)
I'm generating new addresses for every payment I receive, but what happen when I transfer the bitcoins from my wallet to another address?
is my xPub exposed when doing that (maybe to the bitcoin node?)...
- 301
2
votes
1
answer
93
views
How do we know which co-signer signature is in raw hex in multisig?
I have a raw 2of3 multisig transaction. In this transaction, one co-signer already signed. The signature is for only one input.
...
- 147
2
votes
2
answers
367
views
Public Keys Prefixes and Derivation Paths
When importing an zpub, for example, to a wallet, does the wallet understand it should recreate a set of addresses using the derivation path "m/84'/0'/0'" and the script type "p2wpkh&...
- 187
2
votes
1
answer
972
views
Can I export a xpub/zpub/ypub key in bitcoin core?
I'd like to add a master public key (any of xpub/zpub/ypub https://support.samourai.io/article/49-xpub-s-ypub-s-zpub-s) for tracking purposes to Sentinel watch-only wallet https://samouraiwallet.com/...
- 131
2
votes
1
answer
969
views
What does 44' mean in BIP44?
After reading BIP44, I saw
Purpose is a constant set to 44' (or 0x8000002C) following the BIP43
recommendation.
I believe 0x8000002C is 128 as an integer, how does this equate to 44' however?
...
- 672
2
votes
1
answer
87
views
Does a set of private keys have a different XPUB and ZPUB for single signature and multisig?
I am experimenting with multisig wallets using Sparrow. I have two Nano Ledger hardware wallets each set up for single signature with different private keys. I used them to create a 2 of 2 multisig ...
- 161
2
votes
1
answer
170
views
What's the point of hardened derivation when we can achieve the same effect using non-hardened derivation with a secret parent chain code?
We can use xpub (extended public key) if we want to generate a new public key (and further the address) on some insecure website for each new order without knowing the private key. We'll do this by ...
- 1,029
2
votes
1
answer
2k
views
Can you retrieve funds send to a legacy address created with a Segwit extended private key imported in Mycelium from a Ledger Nano S?
I imported a segwit xpub6-key in Mycelium as a watch only address. It only shows address starting with 1 instead of 3, which makes sense. I retrieved a small amount on the legacy address and it shows ...
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2
votes
2
answers
9k
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How to generate a new extended public key (xpub)?
I have a need to generate a new extended public key (xpub).
Examples:
xpub6CUGRUonZSQ4TWtTMmzXdrXDtypWKiKrhko4egpiMZbpiaQL2jkwSB1icqYh2cfDfVxdx4df189oLKnC5fSwqPfgyP3hooxujYzAu3fDVmz
...
- 774
2
votes
2
answers
891
views
What options do I have to avoid API gap limit? I am using xpub keys
I am building a app, and the design is, the "welcome page" has a qr code allowing the user to purchase a single-use of the app.
Blockchain.info conveniently allows you to use xpub to generate ...
- 223
2
votes
1
answer
3k
views
How do I use the XPub to generate the Public addresses
Given the XPub and an address, can I write an algorithm to say whether or not that public key was derived from that XPub and consequently belongs to the same user?
- 672
2
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1
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233
views
How to monitor specific derived addresses from xpub
I've exported my xpub from bluewallet and generated a few derived addresses from it using invoice numbers as derivation indexes. Then I sent a few sats to one of those address as a test. As I'm new ...
2
votes
1
answer
95
views
P2SH address as a product of public keys
Assuming the multisig 2 of 3, if I do have extended public keys (xpub) for all 3 cosigners (with proper derivations), can I somewhat get the result address (P2SH)? How to calculate the "script&...
- 1,664
2
votes
1
answer
241
views
XPub to YPub Converter (python) - Last digits wrong
The code below is generating an YPub from XPub with the last 6 digits wrong.
How can I verify what's happening and fix this error?
e.g.:
It should be ...
- 187
2
votes
1
answer
466
views
Electrum 2FA Wallet - Deriving the Third XPub
I'm working on a project which requires me to take an Electrum mnemonic, determine its type and derive the corresponding addresses for that wallet.
I found lots of information on how to determine the ...
2
votes
4
answers
1k
views
Is there a Bitcoin Cash explorer that supports Xpub addresses? [closed]
As the title says... I've been unable to find a block explorer that supports Xpub for Bitcoin Cash(BCH). Does anyone know of any? In particular and preferably, one that will allow for fetching via GET ...
- 319
2
votes
0
answers
37
views
Receiving funds in multisig - is it enough to confirm the receive address on every signing device?
If I confirm the receive address displayed in my software wallet matches on EVERY signing device in my multisig setup, can I be confident that any funds sent to that address belong to an address I ...
2
votes
1
answer
98
views
How to actually handle the xPub gap limit when receiving Bitcoin deposits?
I've read the other questions involving this, including How to solve Blockchain 20 address gap-limit problem? and Blockchain gap limit which don't actually remedy the issue in a practical sense, only ...
- 123
2
votes
0
answers
192
views
What are segwit extended key prefix bytes for regtest?
I need the HD version bytes for equivalent of ypub, zpub, Ypub, Zpub but on the regtest network.
I also need Ypub on testnet.
All the rest I can find in slip132, but it is incomplete.
thanks.
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2
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2
answers
747
views
How to generate btc addresses from XPUB?
I have an xpub key and I'd like to generate the sequence of btc addresses in PHP based on the index.
Is there a way to do that?
- 21
1
vote
3
answers
1k
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Best way to find list of UTXO related to xpub
Apparently the way to find a list of UTXO related to an xpub is to derive all addresses from the master private key and query a node with each and every one of them.
It is possible to generate ...
- 147
1
vote
1
answer
809
views
What is the typical size for an extended public key?
What is the typical bytesize range for an extended public key?
An extended private key?
- 1,720
1
vote
2
answers
302
views
Is multisig wallet simply a combination of many singlesig wallets?
I’m trying to create a multisig wallet for the first time.
My pre-understanding is that multisig wallet is simply a combination of many singlesig address.
So for example I have 3 existing singlesig ...
- 227
1
vote
1
answer
199
views
Xpriv can be calculated from the xpub + child private key?
I heard Michael Flaxman say that if an attacker obtains your xpub key as well as any one of your child private keys, they can calculate your master private key?
Why is this not a huge deal? Where are ...
1
vote
1
answer
1k
views
Create multisignature wallet from xpub keys in bitcoin core
I can create Multisignature wallet electrum with 2 xpub keys.
How can I create bitcoin core to do that?
Standart use;
Add a multisig address from 2 addresses
bitcoin-cli addmultisigaddress 2 "[\"...
- 13
1
vote
1
answer
74
views
Why doesn't Casa use hardened derivation?
I've noticed that Casa uses non-hardened derivation paths for both their key and my HW keys.
The path is the following m/49/0/1.
Does anyone have an idea of why it's the case? I mean, the risk of ...
- 21
1
vote
1
answer
111
views
If Multisig Xpub is compromised, but not the seeds or wallets
I have a multisig set up.
My seeds and hardware wallets are secure.
However, what would happen if someone got a hold of my Xpub file only?
Am I correct they could view my holdings and transactions, ...
- 21
1
vote
1
answer
528
views
Generate Random Bitcoin Addresses from my own Extended Public Key with Coinb.in Wallet
I'm customizing https://coinb.in/ wallet.
var compressed = coinjs.compressed;
coinjs.compressed = true;
var coin = coinjs.newKeys(); // keys are changing...
var sw = coinjs....
- 13
1
vote
1
answer
399
views
Regex for validating xpubs
I am wondering if someone can help me with regex for validating all types xpubs like:
xpub (mainnet P2PKH or P2SH)
ypub (mainnet P2WPKH in P2SH)
Ypub (mainnet P2WSH in P2SH)
zpub (mainnet P2WPKH)
...
- 27
1
vote
1
answer
427
views
Could be possible to get the Xpub from a Bitcoin Core wallet using RPC commands?
I know in the Bitcoin Core wallet there is no easy way to extract the xpub from a wallet, but maybe with the latest changes that have been made to the core (such as the exit descriptors), there are ...
1
vote
1
answer
470
views
How to convert xpub ypub and zpub in Ruby
I'm looking to convert a Bitcoin extended public key from one format to another in Ruby.
In JS I've found https://github.com/jlopp/xpub-converter/blob/master/js/xpubConvert.js and Python https://...
- 71
1
vote
1
answer
498
views
How to calculate the checksum of an extended public key?
Very difficult to find definitive info on this.
From what I can find on google and looking at BIP32 it seems like the process to calculate a checksum for an extended key is to decode the base58 ...
- 466
1
vote
2
answers
2k
views
How to see the entire history of my Ledger wallet?
I followed the instructions from this Reddit post on how to find my xpub address and tapped the wrench icon button and then "Detailed logs" in Ledger Live.
The problem is that this xpub value works ...
- 239
1
vote
2
answers
1k
views
Is there an equivalent to the Xpub/Zpub for multisig wallets?
When I have a typical wallet, I can give my Xpub to someone to generate addresses whenever they need. ("they" here could be an instance of BTCPAY server or some other application that I don't want to ...
- 221
1
vote
1
answer
497
views
Importing an arbitrarily created Master Private key to Bitcoin Core
I've created a Master Private key (xpriv) on an airgapped machine along with an Master Public key (xpub). Now I'm running Bitcoind on my Ubuntu server and I want to use my newly created keys on a new ...
- 357
1
vote
1
answer
359
views
I provided my XPUB and YPUB to Trezor support - should I continue to use my Trezor?
I have a Trezor. In attempting to find out why I have have not received Bitcoin Gold coins Trezor Support asked for my XPUB - I gave it to them along with the YPUB too. Is this safe? Should I move ...
- 225
1
vote
1
answer
76
views
Segwit Taproot xPub switchup
I'm hoping someone can help me out here. I added a new wallet to my BTCPayServer, but I did not add "-[taproot]" to the end of the xPub. I assume that it then was perceived as a Segwit ...
1
vote
1
answer
251
views
Is there a way to get all addresses from an xpub key?
Hi I am trying to implement a feature where a user can enter their xpub key and get a list of their transactions and their balance. To do this I think I need to get all the wallet addresses from the ...
- 23