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.

302 questions with no upvoted or accepted answers
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4
votes
1answer
601 views

Wallets that support payment channels?

I know that maybe it's a bit early to start asking Wallets to implement Lightning Network connections even if the majority don't support SegregatedWitness yet. But how about Payment Channels? In ...
3
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0answers
34 views

How to approach building a custom UTXO index on top of a full-node

I want to avoid physically importing addresses into a wallet. I want to write a UTXO indexing system on a per-address basis. I often wonder how a wallet can keep track of all of its addresses UTXOs, ...
3
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1answer
350 views

Bitcoin Core 0.13 How many addresses it can **effectively** manage?

I want to know, what's the maximum amount of addresses that Bitcoin Core 0.13 can manage? All addresses should belong to the default account. I want to use walletnotify feature How startup time ...
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0answers
501 views

How can I store a redeem script in my wallet?

Imagine that I wrote a redeem script. I calculated the related P2SH address, and sent some bitcoins to that address. In order to spend that bitcoins, I need to remember two things: The private keys ...
3
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0answers
562 views

Blockchain.info may have created a bad private key

A few weeks back, a client wanted to pay me in bitcoin so I created an account at blockchain.info. The transaction went through and the coins show in my account. When I tried to use it however, I ...
3
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0answers
384 views

Cannot obtain a lock - Already deleted lock file

I am trying to open Bitcoin Core of "Cannot obtain a lock on C:User/App..." I deleted the lock. file like previously suggested but cannot find a solution after that! If I reinstall will I loose the ...
3
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0answers
348 views

Is it possible to import transaction history from an old electrum wallet to a new electrum wallet?

I see there is an option to export history but no option to import history. It would be nice to keep all my history in one wallet. Thx.
3
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0answers
121 views

Proving the address belongs to a shared wallet where one can control some deposits and withdrawals

A bitcoin exchange is using a shared web wallet where its users deposits and withdraw bitcoins. The withdrawal transactions are merged, so that the pending transactions of several users are grouped ...
3
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0answers
176 views

Is anyone mathematically adding a Brain Wallet key with a hosted wallet (like vanitygen) for extra security?

This question is inspired by how the Vanity Gen pool operates. Basically there are two sets of keys and addresses: one that is stored at the Wallet hosting provider, the other set is derived from a ...
3
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1answer
415 views

Deterministic Wallet Step By Step

I'm reading about deterministic wallets, I get the point, but it get's confusing when you actually start setting up things. I have to install support for generating "whatever"-coin addresses on a ...
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0answers
72 views

How to “create new receiving address” from recently installed full node, (0.21.0) with new encrypted wallet?

On March 11th, 2021, I completed my downloaded of the full node from Bitcoin Core, (Bitcoin-0.21.0-win64-setup), on my Intel(R) Core(TM) i7-10700 CPU @ 2.90GHz - 16.0GB, Windows 10Pro. I created a ...
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0answers
43 views

How do exchanges automate transfer of Bitcoin from cold stoarge wallet?

Most exchanges use Cold Storage to store the bulk (approx. 95%) of their user assets. Only a relatively small amount (approx. 5%) of funds are held in their Hot Wallet. My question is, what process is ...
2
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0answers
38 views

How to split a Bitcoin Core wallet

I have an 'omnibus' wallet.dat which holds balances for multiple parties which I would like to disentangle and split. The UTXOs are not blended, each UTXO is owned by a given party in whole and there ...
2
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1answer
45 views

Can a wallet/exchange provider ask for transaction details

My question has two parts, Am I obligated to share transaction details with my wallet/exchange provider for any payment I made to an individual, like subscription to a website? Irrespective of the ...
2
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0answers
203 views

Is it possible to use Bitcoin-core for multisig? Can it handle change addresses?

I have tried to import three xpub in a watch-only wallet as keypool with importmulti and a multisig output descriptor and to fill the first address with some BTCs. When I try to spend the newly ...
2
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0answers
150 views

Getting Error “Unable to sign input, invalid stack size (possibly missing key)”

I have created a key from using coinstring, and then imported it into my wallet. Then I ran: bitcoin-cli signrawtransactionwithkey "$rawtxhex" "[\"$mykey$\"]" But it results in: Unable to sign ...
2
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1answer
302 views

My node is not showing on Bitnodes

I have a 0.16.3 Bitcoin Core wallet running. I have incoming transactions allowed and I have lots of incoming connections. However, I fail to see my node on the map of Bitnodes; it says it's ...
2
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0answers
142 views

How to load multiple wallet ? Proper way to handle multiple wallet like account wise wallet

I am trying understand the multiple wallet.I took the reference from this link What I want to do ? Right now in single wallet we can create multiple accounts and each accounts can have multiple ...
2
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0answers
35 views

bitcoin addresses in one wallet

How do explorers like https://www.walletexplorer.com/ recognize all addresses in one wallet? What is the relationship between addresses in wallet?
2
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0answers
60 views

Wallet's role in a double spend attack

How does my wallet allow me to double spend? As soon as I make a payment, shouldn't my wallet delete those bitcoins or does it leave them until the transaction is added into the blockchain?
2
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0answers
268 views

Multicoin wallets with programmable API

Does there really not exist a web multicoin wallet that has a programmable API that can be used by apps to send transactions? It is common practice to authorize your credit card in an app so that it ...
2
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0answers
32 views

EtherDelta confusion

I recently bought EtherDoge from EtherDelta and the amount of tokens I received in my wallet shows as something like 10000010000000. The EtherDoge website shows the total supply of EDOGE as 100 ...
2
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0answers
407 views

Is a wallet simply a folder of private keys?

I try to understand how a wallet actually works. I know there are lots of resources around the internet, but I still can't find simple and concise answers for basic questions about wallets and ...
2
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0answers
425 views

What is the smallest ubuntu virtualbox image to run cryptocurrency software on?

I'm looking to do all my crypto related stuff like storing coins and managing my coin wallets inside a virtualbox. I plan to use ubuntu as it seems most friendly with many crypto coins. What is the ...
2
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1answer
143 views

Wallet for btc bot

Which bitcoin wallet should I use to manipulate it programmatically? I don't want to use heavy bitcoin-core. But as I understand there are different kinds of bitcoin's thin clients: some outsource ...
2
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0answers
586 views

How Can I create a wallet on Electrum from address or QR code?

Suppose I signed up in a website which creates me a bitcoin wallet address for my account and provides me with this address (someting like 2RfG1Ph5KlojhnFi8Dg36lfeshnfDiL3Ji) and the QR code. How can ...
2
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0answers
87 views

How do you apply “-zapwallettxes” for multbit 0.5.15

I made a transaction a few months ago but the transaction is still not confirmed, the Bitcoins are debited from my account and the balance in my wallet is zero. Information on the transaction The ...
2
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1answer
594 views

Problems restoring wallet

First of all .. yes im stupid. Now .. I had some BTC a few years ago. Thought I had kept it safe, now I seem to have reinstalled the OS on that PC and wiped profile folder. I looked around for a ...
2
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0answers
228 views

Can't access Blockchain.info API using ASP.NET

I am using ASP.NET(VB) to call API Try Dim strUrl As String = "https://blockchain.info/tobtc?currency=USD&value=500" Dim request As WebRequest = HttpWebRequest.Create(...
2
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1answer
258 views

Manually checking for credited bitcoins

If I have the bitcoin address, the private key and a transaction ID from Bitcoin (regtest mode) in shell variables, what Python code do I need to run to claim the Bitcoins are indeed intended for this ...
2
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0answers
231 views

Editing bitcoinJ for Android Altcoin App

So there is an altcoin created by another party and i want to edit the bitcoin-wallet app for android so that it connects to the new network. Is it enough to edit core/params/MainNetParams.java in ...
2
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0answers
693 views

help my Bitcoin core wallet won't sync

more Bitcoin core won't synchronize with network but my wallet has a balance of 0.00 it I have done transactions that reply back as true and if I do balance for those addresses it shows transactions ...
2
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0answers
344 views

How can I add an old Bitcoin wallet address from Bitcoin Core to MultiBit HD?

I have a wallet with Bitcoin Core. I have used that address on various sites to receive payments from them. I want to add that address to my account on my MultiBit HD program so it will just carry ...
2
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0answers
591 views

Coinbase lost my transaction from Bitstamp

I'm moving my coins out of Bitstamp I was looking for another exchange. I have sent 0.00007 BTC to just test the transaction. I got the address where I want to send coins to from coinbase.com/...
2
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0answers
711 views

Ws2tcpip.h and winsock2.h on Window QT Wallet

Been trying for the past few days but couldn't get it working, I already download the latest cryptopp library but its seems that maxcoin got some issue compiling If I qmake "USE_UPNP=-" maxcoin-qt....
2
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1answer
385 views

Broadcast a Transaction

I have a: Wallet public/private key pair with X BTC Wallet Address I want to sent Y BTC to I'm developing an app in NodeJS and trying to initiate payments automatically. I'm very confused how I'm ...
2
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0answers
448 views

Bitcoins deducted from Multibit wallet but nothing was sent

I sent 1 bitcoin FROM Multibit wallet TO this address 19xQJNmK3Ys4pXwMh11mwdfky4wNsNDj1Z. The transaction was stuck at "Seen by 1 peer, not confirmed" for more than 7 hours. Checking blockchain....
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0answers
98 views

System error Database 1/0 error

I just updated my btc wallet to 0.8.1, I think, to a macbook. Now I can't open it, I keep getting an error message that says "System error Database 1/0 error"? I'm fairly technically illiterate so any ...
2
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0answers
254 views

Is there a way to import a private key already protected with the passphrase?

Let's say I have a hot wallet that has passphrase encryption enabled. Then let's say a large withdrawal needs to occur but the hot wallet has insufficient funds and a transfer from cold storage is ...
2
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0answers
263 views

Is anyone working on / has implemented a “two-factor paper wallet”?

I just created this wiki page. I'm coining the term here, I think ... not sure what was it called when discussed on Bitcointalk. My question is: Has anyone implemented this "2 factor paper wallet"? ...
2
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2answers
570 views

What Bitcoin wallet will allow me to participate in an ICO?

I have bitcoins stored in an online Coinbase wallet. I've read this wallet should not be used for investing in an ICO as this will be Coinbase's wallet (not mine) and I won't have access to the ...
1
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2answers
18 views

Migration of wallet accounts to labels

I have multiple accounts on older bitcoin core version (0.16.3) but in order to move to newer releases I must migrate accounts to new label format with additional database which hold each account ...
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0answers
42 views

Blockchain.info wallet json created device name

I have a blockchain info wallet. From this I got a json file. Looking at the unencrypted file there are all my addresses and private keys. However there is one strange address with the following ...
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0answers
111 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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0answers
53 views

How do I send BTC from my wallet to another wallet?

I have BTC in my bitcoin.com wallet, but I have no way to use it in Texas, so I want to send it to family, but I need assistance on how to send BTC from my existing bitcoin.com wallet to another ...
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0answers
78 views

Having trouble finding wallet.dat

Where is the data folder for Bitcoin-Qt? Windows: %APPDATA%\Bitcoin (This defaults to C:\Documents and Settings\YourUserName\Application data\Bitcoin on Windows XP and to C:\Users\YourUserName\...
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0answers
201 views

Pruning Blockstore has been running for days

After activating the core (Testnet - Pruned) with the command bitcoin-qt i received the following error: Corrupt Block Database I restarted the synchronization always using the Pruned mode. The core ...
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0answers
84 views

Are there online cryptowallets where I can upload my wallet.dat to get my balance?

I have some wallet.dat files from the time I was fiddling with cryptocurrencies years ago. Tried to open them using the wallet clients of each one, they load, but I have to download (and process?) ...
1
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1answer
92 views

Get bitcoins to self created Bitcoin address

I created Bitcoin private and public key pair for Bitcoin. I am looking a way to receive funds to my Bitcoin address. The wallet apps which support buying or selling bitcoins are generating bitcoin ...
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0answers
36 views

Bow to know how much amount my wallet sent with Bticoin-core API

I have updated bitcoin-core from version 0.16 to 0.17 and found that there is no way to see how much amount I sent only (excluding received amount) from my wallet. With bitcoin-core version 0.16, I ...

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