Questions tagged [wallet]

This tag should be used for questions that pertain to wallet software. A wallet software is a piece of software which manages users' keypairs, addresses, and transactions. Wallet software also allow a user to send and receive Bitcoin.

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If I only know my private key, can I still login to my wallet, even if this requires some calculations?

I keep my 12 word mnemonics carefully off line. But suppose I just had my private key left after some disaster or other could I then, after some procedures, log in to my wallet ? I can see that I can ...
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2answers
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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 ...
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1answer
30 views

LND doesnt create macaroons or directories

I installed lnd and got to the point of creating a wallet with "lncli create" but I get an error "unable to read macaroon path" and gives the path of where the macaroon should be. ...
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1answer
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Can I find a bitcoin wallet from an address directly from blockchain data? (not website)

For example https://www.walletexplorer.com/wallet/03457b955f9c055c/addresses shows all the addresses linked to wallet 03457b955f How do they do that? Thank you !!
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Bitcoin Core wallet [closed]

On the wallet I have the communication of the bitcoins purchsed by Bistamp but I do not have them on the account: what should I do? Thank you and best regards.
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15 views

ElectrumX returning 0 balance

I have a running full bitcoin node (txindex=1). I also setup electrumx and it has fully synced with current blockchain state. Here's the log : INFO:LocalRPC:[2] RPC 127.0.0.1:44806, 0 total ...
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1answer
26 views

How to get a wallet feerate (sat/byte) of an unconfirmed transaction?

On block explorers such as blockchain.com, each unconfirmed transaction has a desired feerate set by the wallet such as 58.000 sat/B. This is not to be confused with the actual final fee calculation. ...
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1answer
15 views

Import wallet programatically

I am using the https://www.blockchain.com/ wallet API: https://github.com/blockchain/service-my-wallet-v3 I am not very deep into crypto, but is there a way to allow the user to import his existing ...
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hello, the wallet has either its data beyond pruning, or is corrupted

hello the big family of crypto assets. So I have an old wallet that I can't get into bitcoin core. there must be an amount on it dated 2014. Can you give me the path to the known issue which is ...
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1answer
32 views

How do I create a wallet with a 24-word phrase?

How do I create a wallet with a 24-word phrase instead of a 12-word phrase? I have used a couple software wallets such as Coinbase wallet and Exodus wallet which associate the wallet with a 12-word ...
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how to create many btc wallet via api? which api or service you suggest? [closed]

i want to create a btc wallet for each user and manage their accounts and etc... in the web environment or anywhere which is possible to connect to web and browser. which api or service you suggest to ...
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Howto convert mnemonic->seed->root key->derived addresses with c library (libWally)

I am trying to use the cryptowallet library LibWally to convert a 12-word mnemonic into a set of derived addresses. I believe my mistake is not with the library itself, but a process flow/algorithmic ...
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Depends: libgcc-s1 (>=3.0) but it is not installable (Bitcoind wallet dependency problem on Debian)

On Debian I successfully compiled .bitcoind without a wallet, but now I need the wallet. ./configure tells me I need Berkeley CXX headers. Searching for how to do this on Debian brings up a bunch of ...
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1answer
49 views

Help me please, restore a deleted Bitcoin Wallet

While cleaning the memory on the phone, I accidentally deleted the wallet and the backup copy of Bitcoin Wallet. I tried to re-download the wallet, restore deleted files (backup), but it was useless. ...
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1answer
10 views

Add wallet feature to bitcoind (full node) after installation with --disable-wallet

I installed bitcoind with this configuration: `./configure --without-gui --disable-wallet` However, after it finished downloading the blockchain for a week, now I realize I actually do need the ...
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2answers
42 views

How to create watch-only wallet on a server with a full node?

Given: there're online shops and a server with a full BTC node that I plan to run. I'll be using a full node to monitor incomming transcations thus receiving payments in an automatic manner. Only. ...
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2answers
33 views

How do I withdraw from an address

I made a Crypto purchase from Shapeshift yesterday, which was fulfilled by one of their partners called BANXA. I just received an email saying "Your order has been fulfilled and you will receive ...
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1answer
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bitcoin-qt “backup wallet” vs copying wallet.dat

I am new to bitcoin, I wander what are the differences, and pros/cons (if any) between the file generated by bitcoin-qt when clicking on "backup wallet" vs copying the file "wallet.dat&...
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1answer
25 views

restore wallet using hd seed before 0.17.0

Hd wallets are supported from v0.13.0. Currently it is easy to save hd seed and restore a wallet from it (due to changes in v0.17.0 and v0.18.0): dumpwallet (read hdseed from it) createwallet (blank ...
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19 views

Blockchain.com old wallet fails to upgrade to HD - what to do? [closed]

I have an old Blockchain.com wallet which I could not access all the years because I didn't know the 2nd password required. No w I have it but get the error message „Failed to upgrade to HD and save ...
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I made a transaction 7 hours ago, the transfer has not yet arrived. I didn’t know that it’s impossible to choose a low commissio [duplicate]

Good afternoon, I made a transaction 7 hours ago,0.0059 BTC, commission 0.0002 the transfer has not yet arrived. I didn’t know that it’s impossible to choose a low commission, because I did it for ...
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2answers
388 views

How can a user or wallet have multiple addresses at all if out of a private key can be generated only a single public key?

A user of a wallet, regardelss of a version of a wallet, can generate as many addresses as he wants, right? Since an address is basically a public key, and in "private-public key" ...
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1answer
24 views

Should I Encrypt my Wallet for Cold Storage?

I understand that the Bitcoin QT wallet is already encrypted to some extent when I use a password. Is it best-practice to further encrypt the wallet file for long term storage?
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1answer
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How safe is BitcoinCore since it is using owner's passphrase?

When I want to create a wallet with BitcoinCore by going File->Create wallet, it asks me to choose a passphrase for it. Over the mouths exploring Bitcoin I learned that it is very unsafe to use ...
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3answers
1k views

Is blockchain.com the only place where you can see the blockchain?

I've been investigating Bitcoin and when I would try to find out where the blockchain is stored, I was told that it is stored on everyone's computer. Then I would ask where was the blockchain stored ...
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3answers
819 views

What's the most efficient way to create a raw transaction with a specific fee rate?

There seems to be a chicken and egg problem when it comes to creating a transaction that has a specific fee rate (sat/kW). In order to set a specific fee rate, you need to know what the total weight ...
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1answer
64 views

If hardware wallet provider disappears, can I still manage my coins?

I don't fully understand how hardware wallets work, there are two major brands, I will not name them. I see they give you a seed and you can restore from that seed, but... I understand these wallets ...
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2answers
29 views

What is the best free iOS wallet out there? [closed]

I only ask this question because there's so many kinds of wallets out there and I understand the difference between wallets(hardware wallets, iOS and Desktop wallets). But what is the best wallet in ...
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38 views

Abandon transaction in Bitcoin Core with -zapwallettxes (transaction isn't online in mempool yet)

EDIT: I have found another solution for my problem. I've started Bitcoin Core with my wallet.dat backup, which I have saved before doing the transaction. If I am right and Bitcoin Core hadn't send the ...
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1answer
63 views

How to check if one transactions is from the same wallet (public key) as a previous one

I wonder how to figure out whether one Bitcoin transaction is from the same wallet (public key) as any previous transaction in order to proof the ownership of a wallet.
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2answers
283 views

Electrum wallet address not showing

I've just installed the electrum wallet accordingly said by every other website but wasn't able to find my wallet address under the receiving tab or anywhere as mentioned over the internet. Also what ...
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0answers
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Hash160 and Hash key [duplicate]

I can not find a way to get hashkeys. How do I get HASH160, HASH KEYS I have tried several options but no result or way forward.. I know both are wallet related. A friend is building a private ...
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36 views

My unconfirmed BTC transaction on blockchain just disappeared [duplicate]

I had an unconfirmed BTC transaction on blockchain.com for about 2 days plus and now I log in and there's no transaction again. I checked blockchain.info using the hash; all wiped nothing is showing, ...
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2answers
51 views

Explain how unused addresses in wallet.dat have no balance when mining occurred for many months

I have a wallet.dat file with many zero transaction/(unused) addresses in it with keys assigned to each address. I’ve done research and there’s quite a bit of info about mining back in the day (2013-...
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2answers
53 views

How Bitcoin nodes validate a new wallet

I have a cuple of questions about how wallet creation works. If I create a Bitcoin wallet offline, is there any way of like validate the new wallet, I mean, what if this wallet already exist? I know ...
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1answer
36 views

What is the different between BitcoinCore and other full node wallet?

As I understand, BitcoinCore is implementation of Bitcoin protocol. And within BitCoinCore is wallet functionality located in wallet.cpp/h. My question is, if I have some other wallet that has ...
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1answer
31 views

How do I find where the BTC are sent to from a blockchain.com address page?

I could see a wallet address receiving BTC easily on a blockchain.com But it seems very hard to find out where he/she spend the BTC. Does anyone know how to track that? The screenshot below: the red ...
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1answer
42 views

What is the meaning of 'change' and 'reserve' in a Bitcoin Core wallet dump?

I'm using libwally to derive addresses from an extended private key. I shared the seed with Bitcoin Core (loaded it in a blank wallet with sethdseed), and noticed that there are 2 addresses in the ...
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1answer
32 views

Address generator error with python

I had created a script that creates a bitcoin private key, public key and address, for checking if all works fine I create one and check the private key on https://walletgenerator.net/, and it outputs ...
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1answer
39 views

How small can a payment be while still adding value to your wallet?

If you receive 1 satoshi (0.00000001 bitcoin) in a transaction then adding it as an input to a larger transaction would add more than 1 satoshi to the transaction fee. This means the 1 satoshi shows ...
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0answers
20 views

Electrum & BitAddress Wallets Creation

Can anyone please tell me if my procedure is correct and enough. I've always heard and read that I must disconnect from the internet when creating Electrum Wallets, to keep away from hacks, viruses, ...
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0answers
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How to reference different wallets with curl JSONRPC requests Bitcoin core

I have a headless Bitcoin core 0.17.1 running on Debian 10, and have created a second wallet "johns-wallet". I'd like to get the walletinfo (or any wallet request) of that specific wallet ...
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2answers
58 views

Bitcoin Core internal Electrum Server

Is there a technical reason for which there isn't an option in Bitcoin Core that would deploy an internal Electrum Server, or something similar so that a software wallet can fetch addresses and ...
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1answer
36 views

When importing a wallet from private key or seed phrase, how do you guess the correct address format?

I am building a bitcoin wallet. I can derive addresses using the derivation paths. How do I determine the derivation path for the seed when importing it?
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1answer
40 views

Where can I find a wallet for a blind or visually impaired user?

Are there any UIs or hard wallets that work well for a BTC user who is blind or visually impaired?
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1answer
36 views

Electrum paper wallet exploit

I want to generate a paper wallet with Electrum using my personal computer that I've been using for a few years now, meaning that I'm online with it daily. I know that the optimal solution is to use a ...
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1answer
121 views

How to recover my lost cryptomultipler money? [closed]

I was trading in a cryptomultipler some one shared with me, to invest my money in there. They told me that my investment will grow, but after that they been asking me many charges until I sent them ...
2
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2answers
55 views

Hardware Wallet security vs. software

if you have a nano ledger, you can access your coins with the ledger live app. Even if the device is not plugged in, I can still see my currency from the app. You are given a 24 word recovery phrase ...
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0answers
56 views

How are the prefixes for EXT_PUBLIC_KEY and EXT_PRIVATE_KEY derived?

I want to know how the prefixes for EXT_PUBLIC_KEY and EXT_PRIVATE_KEY are derived. For example in bitcoin you have: base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,0); ...
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1answer
37 views

Bitcoincore wallet 0.20.0

Because on windows it is so difficult to load the blockchain into the BitcoinCore wallet. Arrives in 2016 the loading rate increases days. In ubuntu18.04 it is so fast and does not slow down after ...

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