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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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How to recover Bitcoin sent to example address on Bitcoin.org info page

Please, I am very new and accidentally loaded funds into a sample wallet on the Bitcoin.org information site instead of my personal wallet. This happened October 11, 2018. Would you please help ...
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0answers
13 views

Deriving Child from Public Key

I'm reading Andreas Antonopuolus's "Mastering Bitcoin" and I have some confusions regarding the derivation of child keys. This picture is showing how private child keys are derived. https://github....
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0answers
17 views

My new Bitcoin Wallet [closed]

I've just opened this Account/Wallet this evening. I logged out and tried to login again a couple of minutes later but I'm going round in circles and getting nowhere. Please help.
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1answer
27 views

Whether coldcoinbitcoin.com or some other, possible to save our private key?

I don't have wallet yet, so I do googling about it, and found that cold wallet is more secure than hot wallet, one of example of cold wallet I found is coldcoinbitcoin.com And I think about how they ...
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1answer
33 views

Web wallet making direct RPC calls to bitcoin node

Is it good idea to make direct RPC call's to node computer to generate web wallet addresses here is what i am trying to implement i want to create new web wallet based on bitcoin and want to allow ...
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0answers
45 views

Please can someone help with Bitcoinjs-lib?

I used a rebased branch(cash402) in bitcoinjs-lib In github for building a BCH wallet, I have been trying to get this to work here's my code. Would anybody point out what i might possibly be missing. ...
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0answers
70 views

Copay: BTC gone from wallet

Welcome everyone. I have a problem. The fact is that after I sent from my Copay bitcoin wallet a small BTC amount, all other BTC that remained in the account disappeared, the transaction history also ...
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1answer
27 views

How to get the Extended Public Key

Hello I have the following code that generates a Public Key, Private Key and BTC Address. import hashlib import ecdsa from base58 import b58encode_check, b58decode_check import os def ...
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1answer
15 views

Inbound requests after opening Electrum

A few days ago, I was exploring Electrum (Android) out of curiosity. A few moments later, I get notified by our firewall that it flagged several suspicious inbound requests. The source IPs came from ...
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1answer
18 views

Strange values in Bitcon Electrum wallet file (change and receiving)

I am performing a forensics analysis of a Bitcoin Electrum wallet. When I open the file manually, there are values like this (changed it a bit): "accounts": { "0": { "change": [ ...
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1answer
33 views

Bitcoin open source web wallet with Bitcoin wallet service

Where the user email and password are stored when user registered on the web wallet websites like blockchain.com ? Is the blockchain.com directly interact with the bitcoin blockchain and store the ...
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1answer
27 views

How does Electrum wallet list my transaction record?

I'm a beginner of Bitcoin and blockchain. I use Electrum as my BitCoin wallet, and install it on both home PC and office PC. I can see all transaction records on Electrum wallet of both home PC and ...
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1answer
13 views

Why isn't the description field synchronized at different Electrum wallet?

I use Electrum as my BitCoin wallet, and install it on both home PC and office PC. I fill in "Description" field and send some Bitcoin on the office PC BitCoin wallet, it's OK. The Electrum wallet ...
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1answer
8 views

Copay Multi-user Wallet

I am very new to Bitcoin. My friend and I are doing a business that will accept Bitcoin as payment. I would like to know how easy it is to use Copay as a wallet that we can both share, and that will ...
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1answer
33 views

i have lost 83$ worth bitcoin from my blockchain wallet can any one help me to recover it? [closed]

on 2018 oct 19 there was a transaction which I haven't done from my wallet of 83$ bitcoin please help me to get it back
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1answer
24 views

Off Line wallets

I am using Armory .96.4 with bitcoin core of .16.3 I have three wallets which two are encrypted ant the other is watching only. The watching has several bit coins and when I try to do a transaction ...
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2answers
34 views

I am unable to sync wallet to network

i downloaded bitcoin core on a laptop without knowing it takes up a lot of space and my laptop has 128 gb it keeps saying "low disk space" so it won't sync, i sent lots of bitcoins there a while ago ...
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1answer
22 views

Why lightweight nodes are less secure?

as you know there is two main type of wallets: full node and light node I've read in some advice that just using full node for more security stuff and the next question is what is the type of ...
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0answers
75 views

non-spendable bitcoin in my btc wallet [duplicate]

i was scammed. he created my bitcoin wallet and he said he will put my earning from iqoption trading in it.i have my password of my wallet in which i change already...but the thing is my money appear ...
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1answer
29 views

performance of new wallet address

I study bitcoin and don't exactly understand that how new wallet generate? The documentation write below sentence: "For generate new wallet, first search that there is no such wallet" How we can found ...
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1answer
64 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 ...
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1answer
15 views

How i can create new wallet [duplicate]

I want to create new own wallet without using ready wallet. But there are random generator that create random number and then private key builds from it. How I can realize that there is no two equal ...
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1answer
17 views

In the basic Wallet based in QT, How can i get by RPC the stored addresses and labels?

this question is for you to ask about the QT wallet, in the section to send coins, there is an address window, and it has the list of the stored addresses we save along the time. So using RPC, do you ...
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1answer
18 views

Watch only address not update balance

After adding watch only address to my bitcoin core and perform some transaction that make my watch only address balance to 0, but when i run getbalance and listaccount with watch only is true, my ...
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1answer
28 views

Tracing bitcoin wallet with the address

I once created a bitcoin account and obtained an address. When i needed to transfer some bitcoin, i didn't check the address hoping it was active. After the transfer, I tried opening it but it did not....
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1answer
37 views

0.17 Specify Wallet with RPC/curl

In core 0.17 they allow a user to dynamically specify wallets for things like getbalance. So with bitcoin-cli --wallaet='foo' getbalance But I can't actually figure out how to do this with JSON RPC/ ...
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1answer
45 views

CoPay Limits per day [closed]

Does anyone know if there are limits to the amount of BTC that can be moved in and out of a Copay Multi sig wallet please either on a daily basis or in total or both ?
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2answers
22 views

How to add handwritten key or code to a wallet

I am actually a newbie who bought twenty (2) bitcoins in 2010 and I have only just found where I copied down the code or key. How do I get this code or key onto a wallet or USB? Please advise.
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1answer
22 views

Should Account-level in BIP32/BIP44 be Hardened?

Let's say we have an ETH trading exchange where we employ BIP32/BIP44 to generate a unique wallet address for each user. For simplicity, each user uses the same wallet address (unique to each user) ...
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1answer
25 views

Does an unopened encrypted Electrum wallet relay its addresses/transactions to nodes?

I have Electrum 3.1.3 (windows) installed with an encrypted wallet, which is accessed over a VPN. The Issue: I accidentally opened the Electrum program without VPN protection, but the encrypted ...
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0answers
23 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 ...
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1answer
33 views

Question Regarding Send_to_many function of blockchain wallet api

I am using send to many function of blockchain wallet api and i am facing issue. when upto 20 transaction done then after i get error in terminal that 1538652825520 - error: ERR_PUSHTX ...
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1answer
26 views

Bitcoin built with a newer Berkeley Database incompatible with a older wallet?

Is a Bitcoin client built with a newer Berkeley Database incompatible with a wallet file from a older client? Or is it that a wallet made from a newer Berkeley Database not compatible with an older ...
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1answer
25 views

How to use “lockunspent” in bitcoin core wallet console?

Try to use the Lockunspend RPC in bitcoin core wallet console. But always get wrong, and google it can't find answer. My input is: lockunspent false "[{"txid":"...
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1answer
40 views

How to create random address from dogecoin?

It's about dogecoin. I want to make a random address everytime my customer want to give me some donation. It's just like i have multiple address that point to my main address wallet, how to that? For ...
2
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0answers
69 views

Becoming Bitcoin wallet provider from scratch [closed]

I want to launch a bitcoin wallet service website for creating new wallets. And i want to provide a tool for user for importing their old wallets using public and private key. I know i can use some ...
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1answer
32 views

can I run bitcoin core with public key only

I'm looking a way for secure setup of web site that accepts bitcoin payments. Ideally I'd like to create wallet off-site and be able to deploy bitcoin core online with public key only that I believe ...
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1answer
23 views

On a shared wallet, if one of the recipients deleted their wallets off their phone, is there a way to rejoin? [closed]

We only had one 12 word backup for the main holder on their phone. The second person, on their phone didn’t get one(me). That I know of, I guess. But I deleted the wallet by accident. Now, is there a ...
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1answer
35 views

How to know btc wallet name/website ?

Is there any way to know bitcoins wallet name using these details pubkey publicaddress rsz signatures sha-256 ripemd160 script signature ( asm & hex )
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2answers
39 views

How exchanges generate transactions for all cryptocurrencies and send it to their network nodes?

This is an important question for me, I know some Bitcoin wallets like blockchain.info are a Full Node, but exchanges which support so many coins, how do they create transactions per cryptocurrency? ...
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0answers
15 views

For bitcoin core, in class CAccountingEntry, what's the meaning of some variables?

When I read the bitcoin core source code, I don't understand the meaning and how to use those variables: int64_t nTime; std::string strOtherAccount; mapValue_t mapValue; uint64_t ...
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1answer
86 views

Get Bitcoin Wallet balance with Python

On a tutorial in Youtube it uses pybitcointools. Upon searching it's github repository, I have found that it was not maintained anymore. Are there any alternative to this library which can get wallet ...
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0answers
36 views

Where is the wallet account data stored?

Saw the duplicate question "What is saved in wallet.dat exactly?" and found they not say anything about account. I guess the wallet account data should stored in wallet.dat too, am I right?
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1answer
28 views

What is the relationship of ckeypool and ckeystore?

In the source, there are ckeypool and skeystore. I wonder what is the relationship of them and why need both.
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0answers
16 views

carteira compartilhada [closed]

se eu receber de uma pessoa um bitcoin, em uma carteira compartilhada (3/3) compra, intermediario, venda. Caso a compra faça o pagamento do BTC, a venda conseguiria dar um golpe, de nao entregar mesmo ...
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0answers
8 views

Is there any wallet that will show fee in real time? [duplicate]

Is there any wallet where even if I have 0 btc on my account I can type the amount I want to send and it show me how much btc(satoshi) will be the fee ?
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1answer
25 views

What type of Bitcoin wallet is more secure than others?

What type of Bitcoin wallet is more secure than others among Paper wallet, Physical bitcoin, Mobile wallet and Web wallet ?
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1answer
12 views

Physical bitcoin vs. Paper wallet?

What is the main difference between a Physical bitcoin and Paper wallet ? And which one is more secure ? And why ?
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1answer
28 views

Use of Bitcoin paper wallet

A Bitcoin paper wallet contains a pair keys: public key (address used to receive coins) and private key (allows to spend coins stored at that address). Those keys are printed in a form of QR-codes so ...
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1answer
59 views

I have my 12 word Phrass bit39 but not in the right order

I have my 12 word phrase, but when i enter it in a wallet, it brings up an empty wallet, so i think i probably wrote it down in the wrong order. What can i do to recover my wallet?