Questions tagged [multi-signature]
Multi-signature addresses require m-of-n signatures to authorize spending funds sent to them.
417
questions
2
votes
0answers
56 views
+100
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 ...
0
votes
1answer
17 views
Redeem multisig tx using bcoin with multiple inputs (from an exhcnage)
I have a multisig tx with multiple inputs and I'm having trouble completing this tx.
Here's an example tx https://blockchain.com/btc/address/3HMQrFkYexL3FMhPnXPAoDFsFs8LiqB8ou
Following the bcoin ...
0
votes
2answers
24 views
2-of-2 with different wallets?
I've been using 2-of-2 on bitpay for some years, but relying on just one wallet, which can have its source code backdoored with malware, is very dangerous.
I've been researching about multisignature ...
3
votes
1answer
56 views
In a multisig wallet setup what needs to be backed up and why?
In a multisig wallet setup what needs to be backed up and why?
4
votes
1answer
44 views
Electrum: display redeem script of a P2SH utxo
I use Electrum with a multisig wallet. I would like to figure out how to prove ownership of a "coin".
I understand that I need to share the whole redeem script so that it's hash can be ...
0
votes
0answers
13 views
Can I use coldcard wallet to multisig between it and another wallet?
I want to use coldcard wallet + another device, possibly a smartphone, for multisignature. Ideally I'd like to use Coldcard + Bitpay.
I've found tutorials on coldcard multisig: https://www.youtube.com/...
1
vote
1answer
25 views
How do I make multisig transactions using hardware wallets truly trust minimized?
I am experimenting with multisig transactions using hardware wallets. Is there some general guidance on what I should and shouldn't do to make the process truly trust minimized?
2
votes
1answer
75 views
Why is Public Key aggregation in MuSig described as a product of the public keys?
In the the MuSig2 paper, it is described that:
Each signer randomly generates and communicates to others a nonce
Ri=g^ri; then, each of them computes R=∏ni=1Ri,c=H( ̃X,R,m)where
̃X=∏ni=1Xiis the ...
2
votes
2answers
108 views
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 ...
0
votes
1answer
29 views
Segwit transaction - Non-canonical DER signature
Error (when sending)
error code: -26
error message:
64: non-mandatory-script-verify-flag (Non-canonical DER signature)
Transaction
...
0
votes
1answer
43 views
Difference between createmultisig and addmultisigaddress on v 0.20.0?
What is difference between createmultisig and addmultisigaddress? I ran 2 methods for 2 same bitcoin address on bitcoin-cli but gives different addresses as multisig to me. the results are as follows:
...
0
votes
0answers
23 views
Sign Multisignature Transaction with only 1 of the needed keys using BitcoinJ?
If I have an unsigned Raw Transaction whose inputs are from a multisignature wallet, can I sign the transaction with only of the N needed keys and having the output as raw transaction again using ...
1
vote
2answers
73 views
Partially Signing multisig rawtransaction returns redeemScript/witnessScript does not match scriptPubKey
I want to partially sign a rawtransactions using bitcoind through RPC but I am really stuck almost at the end of the process when I try to sign my manually created raw transaction and I spent many ...
0
votes
1answer
31 views
How to validate the change address in a multisig transaction?
I am using Specter Desktop to create a PSBT for a multisig transaction with some hardware wallets to sign. Part of the PSBT is a change address and I can match what the hardware wallet says to what ...
0
votes
1answer
44 views
Will the Bitcoin network discredit a transaction if you do a simple transfer on a multi-sig after you found the collision on that address?
Let's say you found a collision for an address on the Bitcoin network. You have its private key.
Will you be able to transfer any money around or will the network prevent it or does it get verified?
...
2
votes
1answer
49 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.
...
1
vote
1answer
36 views
Who will the first adopters of Taproot be (assuming it is activated at some stage)? What incentives are there to start using it straight away?
Adoption of SegWit by users and companies after it was activated was slow. Should we expect adoption of Taproot to be slow also (assuming it is activated at some stage)?
Who will the first adopters of ...
0
votes
1answer
44 views
Is the `addmultisignature` API call dependent on order of public keys in the array? Or is it lexicographically sorted?
Say Alice and Bob are part of a partnership business that accepts Bitcoin. They store all their main funds in cold storage until the end of 3 months, when they cash out and use a new address. This ...
0
votes
2answers
48 views
Clarifications on hd multisig wallet
I need clarification on multisig hd wallets. Let's imagine we have a 2/3 multisig. The first key is generated by the user on a mobile wallet, the second is kept on a server while the third is off-line ...
0
votes
2answers
57 views
Proof of private keys ownership for multiple addresses
In a two party coinjoin consists of Mr Seller and Mr Buyer.
Mr Seller has set A of sender addresses/input and set B of receiver addresses (output)
Mr Buyer has set C of sender addresses/input and set ...
3
votes
1answer
68 views
Which MuSig scheme is optimal? Classic MuSig or this new MuSig-DN scheme?
Now we have two competing MuSig schemes which is better? Classic MuSig or MuSig-DN? Which use case(s) might choose classic MuSig over MuSig-DN and vice versa?
1
vote
0answers
47 views
BTC sent to multisig address, but no info about this in bitcoin core (listsinceblock, getwalletinfo, listunspent)
I sent BTCs (testnet) to multisig address:
address: 2N8yzozJh1DFgrnND7TbSbuSQ1NPA8byQDu
transaction: 2453fe904b74acbbf541f98d2d5a1d7a509457a3df10bf38d0c3cb9326734dcd
But my bitcoin core does not ...
1
vote
1answer
43 views
Does getreceivedbyaddress or listreceivedbyaddress or listunspent shows pay to pubkey and bare mutlisig transactions?
Couldn’t find the answer inside the source code.
If I receive a pay to pubkey transaction to the pubkey of a 1r address, will it shows up using getreceivedbyaddress or listreceivedbyaddress or ...
1
vote
1answer
77 views
Bitcoin Core private key import
I would like to import the private keys from a multisig paper wallet to Bitcoin Core. My aim is to convert the paper wallet to an electronic wallet and to be able to export the corresponding wallet....
1
vote
1answer
34 views
How is a multisig transaction transferred between multiple signers?
I'm trying to learn more about doing multisig transactions.
The examples I've seen show the signing of the transaction with 2-of-3, or 3-of-3, where the signatures are added, essentially, at the same ...
0
votes
0answers
68 views
How to sign a transaction and also get the signature part from it using electrum console?
How do I sign a transaction with following things:
Unsigned Tx: ...
0
votes
0answers
38 views
How to import multisig private keys
I've been trying to import my multisig paper wallet to Bitcoin Core. I am in possession of the private keys and the redeem script. The private keys are in uncompressed WIF format (i.e. start with a '5'...
0
votes
1answer
36 views
How to know the destination address of a multisig?
Run this command:
bitcoin-cli getrawtransaction 56214420a7c4dcc4832944298d169a75e93acf9721f00656b2ee0e4d194f9970 2
You will see the first vout is a multisig as follow:
{
"value": 0....
3
votes
1answer
249 views
How to use the lightning network with Electrum multisig wallet?
I want to experience the lightning network transactions with my Electrum wallet. But the lightning network is not available, and it shows the following information:
"Lightning is currently ...
0
votes
1answer
43 views
Address Reuse for Multisig Address
It is De facto standard that address should not be reused, and even Bitcoin officially emphasis address should not be reused. Does the same condition apply for Multi-signature address ?, If Yes apart ...
1
vote
1answer
39 views
Multi-signature with no address reuse . How coordination is done?
I would like to have both 2-of-3 multi-signature and no address reuse.
For example,
3 BTC belong to multi-sig user1 (Officer),user2 (Manager), user3 (CEO) (2of3 multisig) with pubkey1,pubkey2,pubkey3.
...
3
votes
2answers
57 views
How does the sender know the receiver's public keys in a m-of-n transaction?
Assume that Alice is controlling an address that requires multisig to spend bitcoins. Someone wants to send Alice bitcoins and this sender needs to create a scriptPubKey as part of the output paying ...
2
votes
2answers
53 views
How do Bitcoin balances work when an address is controlled by multiple parties together?
user1, pubkey1, 1.1 BTC
user2, pubkey2, 1.2 BTC
user3, pubkey3, 1.3 BTC
user4, pubkey4, 1.4 BTC
user4 sends 0.4 BTC to a 2-of-3 multi-sig account controlled by user1, user2 and user3 using P2SH.
The ...
0
votes
1answer
60 views
How to use Multisig feature on Bitcoin Core RPC in an online exchange?
I've craeted a small online exchange based on Bitcoin Core. The features in this application are:
User send request to get a new address, and the Bitcoin Core generate a new one with defined ...
2
votes
1answer
44 views
Retrieve address when create a channel lightning network
I have two nodes in regtest.
the first one is:
$ l1-cli getinfo
{
"id": "02c3f99e70c8da59e428dd119d36c0a1317e5cd85218a760355b5f9b4f822f6109",
"alias": "ALICE&...
0
votes
0answers
27 views
Multisig Wallet Help
Hello everyone
I'm jud3v and i'm searching an api that provide me the same as electrum wallet for creating multisig wallet 2-of-3 for my client to protect there btc with multisignature.
I have already ...
4
votes
1answer
172 views
What are the sizes of single-sig and 2-of-3 multisig taproot inputs?
There was a Twitter discussion about the sizes of inputs and Taproot came up. What are the input sizes for Taproot inputs?
Please cover both the key path spend (single-sig or default spend) and 2-of-...
0
votes
0answers
45 views
How to calculate z and z1 from ecdsa signature [duplicate]
Can anyone explain me any clearly answer or code in python with examples how we can calculate z and z' value fromECDSA Signature order? I search in google and youtube and i not saw any correctly ...
0
votes
0answers
100 views
How can i calculate z and z1 from ecdsa signature
Can anyone explain me any clearly answer or code in python with examples how we can calculate z and z' value fromECDSA Signature order? I search in google and youtube and i not saw any correctly ...
0
votes
0answers
84 views
Make bitcoin escrow payment (PHP)
Hello !
i'm making a bitcoin shop, i'm on the step for payment them step are ok but i want to make an escrow payment using multisig because i want a seller and buyer protection by escrow, but i don't ...
0
votes
0answers
39 views
Best way move funds from multiple wallets to single wallet?
Let's say I have 5 Bitcoin wallets, Wallet-A,B,C,D,E
I have a master wallet, Wallet M
What is the best way to automatically move funds from [A-E] => M
Or is there any similar solution to this ...
1
vote
1answer
95 views
How to Verify P2SH Signature
I am trying to debug an issue where i believe i might have a bad signature but i am trying to figure out how to approach it.
What is this a signature of. Private key + what (redeem script? entire raw ...
0
votes
1answer
59 views
Use case for multiple inputs in a single transaction
Is there a way to ascertain a pair or more of Bitcoin addresses belong to the same wallet on the basis an address pair was used as input for a single transaction?
Can I verify the address pair input ...
1
vote
1answer
95 views
Old p2sh address not signing correctly on core v0.17
https://pastebin.com/kdQPkELN
if anyone can see why i am getting a 16: mandatory-script-verify-flag-failed (Signature must be zero for failed CHECK(MULTI)SIG operation)failure.... It is a p2sh ...
1
vote
2answers
98 views
Multisignature technology in bitcoin - math and code
I am interested in the math and code behind bitcoin multisignature technology. I've been looking for actual code that creates a multisignature address/pub key, and verifies transactions/digital ...
0
votes
1answer
55 views
Signing a Segwit Multisig Transaction
I am creating some test code which can create transactions and sign then, I already could do it with NON-Segwit multisig address, they were signed using my code and broadcasted.
But when I tried with ...
3
votes
1answer
27 views
LN Payment Channels: Can you have more than two nodes in a channel?
I can't seem to find an answer to this but apologies if this exists somewhere already.
From the last paragraph of section 2.0 in the lightning network paper version 0.5.9.2, "Micropayment channels ...
0
votes
2answers
37 views
Regtest createmultisig Error: Invalid public Key?
As shown below, I generated 3 new addresses (Legacy I believe) in RegTest. I then try to create a multsig address from exactly these 3 addresses. What am I doing wrong, or is this unavailable in ...
3
votes
1answer
120 views
Sign P2SH transaction with Openssl
I have an P2SH 1-3 and I want to use openssl to sign a transaction.
my redem script is
...
1
vote
0answers
51 views
Output has an “Unknown” status?
Looking at transaction https://blockstream.info/tx/c362fe7f8cb94b363c0c7cd5a0f82cf0dfa7733ab8a3b90df3eb9f0bff912148 some outputs are having type: nonstandard.
There are 2 questions related to it:
...
