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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15 views

Omni Core Asset Creation [on hold]

I have installed omnicore at my local and want to create an Asset(token) and then do transactions with RPC. Can I do that? Do I need to install Omni Wallet as well?
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Where do I start to deposit my cash [duplicate]

I'm so new to bitcoin and I'm a little lost in how it works where can I find answers about this amazing exchange
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1answer
45 views

What prevent a smartphone wallet from downloading my keys

Wallet software use variant technologies to protect and hide our private keys like mnemonic or simply using the private keys. What would prevent them from making a patch to their software that will ...
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1answer
33 views

Where can I download bitcoin core version 0.16.0

I changed my passphrase around march 2018 and now I can't use my new passphrase on the new bitcoin core version. When I put the back up wallet.dat into the new versions of bitcoin core, it tells ...
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Help me out - quick survey on crypto wallets [closed]

I started to invest (a little) and the entire process seems complicated. Something that not all my friends, and definitely not my parents, could do. This survey is for my personal interest to see ...
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1answer
23 views

If I send a BTC to an offline cold storage, does the transaction in the blockchain appear when i send it or when i receive it or not at all?

If I send a BTC from my hot or exchange wallet to my cold storage does it has to pass the blockchain or can the blockchain be bypassed? If it has to pass the blockchain, when does it appear in the ...
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2answers
44 views

How to reduce Bitcoin loaded wallet memory?

The server has 2GB of RAM memory. It takes up a lot of memory when I create or load a wallet. When I create about 50 wallets, the server is very slow because the memory is full. Is there a way to ...
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1answer
38 views

about Bitcoin address

I'm studying bitcoin. I have a question because I was curious about the part of wallet. Can I send it to the wrong address format? The address format is correct, but is it possible to send bitcoin if ...
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25 views

Why does bitcoin-core wallet generate a new wallet during transaction? [duplicate]

I wonder why bitcoin-core wallet automatically generated a new wallet address during transactions. If you see this transaction, https://btc.com/...
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1answer
20 views

QR code life span

Once the QR code is generated, how long is the code good for 24 hours, 48 hours? I googled for the answer with no success. Thank you
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2answers
33 views

How Bitcoin wallets and it's transfer process work?

I am very new on cryptocurrencies, and like to understand it's transfer process. I think if I want to buy Bitcoin, I must download a Bitcoin wallet, then find a person who has Bitcoin. Then he/she ...
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2answers
59 views

Fetch my private key

I goal is to understand. I do not want to earn money with mining. (I have a server without GPU) Here is what i've done: I have downloaded, maked and installed bitcoin sourcecode from github. It ...
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1answer
31 views

Understand how wallet works

My goal is to understand the bitcoin internals. Here is what i have done: I have downloaded, maked and installed bitcoin sourcecode from github. I have launched the bitcoind daemon. Everything ...
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How do lightweight nodes and SPV wallets calculate balances?

Can they do it? Or they "talk" to a full node for that purpose and are used only for mining purposes? Thanks in advance for your answers.
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116 views

My husband died, I have lots of codes and words… help

I will not post any of the codes here so please don't ask. So, my husband has a number of apps in a folder - Tronwallet Telegram Guildchat Coinbase Biance Google authenticator He kept going on ...
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16 views

Can funds sent to wrong/fraud wallet address be recovered? [duplicate]

I sent $800 to a wallet address sent to me by a "trading broker" but just scammed me out of my money! :( Is there ANY way my funds could be refunded back to my address at all? PLEASE HELP!
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Inserting *.dat file in new client

I'm running out of ideas and I'm hoping to get some help. My computer crashed but I have the wallet.dat file on a thumb drive. I've downloaded and synced v0.18.1 on a new computer but don't see any ...
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25 views

Wallet for Bitcoin Cash testnet [closed]

Please, advise wallet which supports testnet Bitcoin Cash. I used https://ccoin.cash/#wallet, but they support only https://rest.bitcoin.com/v1. Thanks for answers in advance!
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1answer
40 views

Lost / Forgotten Wallet?

I have this issue I have... When I first started using crypto currencys I used a lot of wallets ... etc trying to get a feel for what I wanted.. so ... Now I have a wallet that reads . 01 BTC balance ...
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1answer
39 views

Can't decrypt bitcoin core wallet, did I made a backup at the wrong time?

I am confused on why my bitcoin core wallet password would not work. I am 90% sure I tried the right password(s). wallet has many receiving addresses (10 000), I generated them with Linux from ...
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1answer
34 views

Loading private key (missing bitcoin)

I exported the private key from a 0.7.2 because I could not how to upgrade the wallet. I then imported it into 0.18.0 I was expecting to see a balance and the transactions and nothing was found. I ...
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Unknown command name and packet magic for bitcoin packets at the start of blockchain transactions

Recently I captured a part of blockchain when my bitcoin wallet started to syncing for the first time. I analyze about 10 Gb of traffic which was for primary transactions of bitcoin. wireshark can ...
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3answers
122 views

How does a wallet get the public key from an address?

I was under the impression that addresses are just an encoded, hashed public keys with a prefix and that only the public key is used on the blockchain (not the address) for transactions. But if the ...
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2answers
99 views

How convert a mnemonic phrase back and forth between different number of words?

I'm relatively new to cryptocurrencies in general and I've tried using Bitcoin and a few altcoins, but it always bothers me that some digital assets are not available in all wallets. To my ...
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1answer
72 views

Where is the AES-256 key/ IV pair stored in wallet.dat file?

I have created an encrypted bitcoin file. I know the password and I see the mkey in the hex dump. I would like to know where the AES key / IV pair are located in the wallet.dat file?
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1answer
30 views

Would proxying a lightning hot-wallet with a lightning cold-wallet make the hot-wallet safer?

(Edit: I realize how Mt.Gox-y the below setup sounds, but I'm coming at it from a "lightning routing problem perspective", not necessarily a straight "bitcoin security perspective"...though...those ...
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1answer
82 views

Wallet management now that accounts are deprecated?

I'm building a website which will allow every user to make deposits and transact with Bitcoin, how will I be able to get the balance of a specific wallet. I currently know these commands: $bitcoin-&...
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how to convert protobuf wallet format into private keys

firstly, i did this step "enc -d -aes-256-cbc -a -in bitcoin-wallet-backup > bitcoin_decrypted" in openssl and entered the password it gave me org.bitcoin.production so i guess my password worked and ...
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1answer
32 views

Which BIP describes the structure and algorithm for creating a wallet file?

My app is able to create a public and private key from BIP39. The uncompressed private key is concatenated with a sha256 (private key) and then encrypted via AES and saved to a file. To decrypt, you ...
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82 views

Bitcoin 0.18: how to send bitcoin from one address to another using Bitcoind?

To transfer bitcoin from one account to another address, we have used sendfrom method and which got deprecated in the latest version Bitcoin 0.18.0 Bitcoin sendfrom method On reading the document of ...
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1answer
44 views

Import multisig change addresses into Bitcoin Core using “importmulti” + descriptor

I'm trying to fill my wallet's internal/change address keypool by passing a multisig descriptor to importmulti, but the wallet's internal keypool is 0 before and after running the following shell ...
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3answers
64 views

Is there any full node software for bitcoin with serious wallet functionality? [closed]

I'm looking for a bitcoin software with a full-featured wallet functionality and running a full node, but I cannot find any. Bitcoin Core does run a full node and the network capabilities are great, ...
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2answers
36 views

What is the need for multiple private keys?

From what I understand, there is initially a seed from which the private keys are derieved and from that the public key respective to each private key is derived. The public key is essentially the ...
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I mistakenly sent my Coinbase BTC to my BCH wallet on Ledger Nano S [duplicate]

I mistakenly sent my Coinbase BTC to my BCH wallet on Ledger Nano S. I own both wallets. How do I go about retrieving my bitcoin from a BCH wallet on nano s?
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1answer
28 views

Creating a multisig wallet with bcoin and receiving transactions

I am trying to create a multisig wallet from two externally generated xpubs. The process I am taking is to create two multisig wallets with the two xpubs, add each others keys as shared keys and ...
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23 views

BTC Miner, trust? or scam? [duplicate]

trust to miner who after the investment ask You other btc to have free access to unspendable-btc in the wallet? any suggestion?
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1answer
46 views

Create a transaction from a wallet coins (UTXOs) with the bcoin library

I have a multisig setup where the signing is done through external HSM's. I am using Bcoin and its wallet to receive funds. What I am trying to do is to create a transaction and sign it with the HSMs. ...
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1answer
73 views

Bitcoins and transactions missing

I had a wallet which had approx $660 worth of bitcoin somewhere around 0.05 BTC and all of a sudden it has vanished and my transaction tab shows nothing. I have put my receiving address into the ...
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1answer
81 views

Convert Theta ERC-20 to Theta Main Network

As a test, I transferred one Theta ERC-20 token to my new Theta web wallet, and I see it there. How do I now convert it to the main net Theta?
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53 views

How to create generate addresses for multiple crypto currencies

I am trying to understand how to generate addresses from 1 mnemonic for multiple cryptocurrencies. I needed a read-only wallet, so I guess I need to use an xpub key. But I am struggling to ...
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1answer
33 views

are checksums included in mnemonic seed phrases?

say i have 24 words. Out of those 24 words, is the 24th one the checksum. say i have: a1 b2 c3 d4 e5 f6 g7 h8 i9 j10 k11 l12 m13 n14 o15 p16 q17 r18 s19 t20 u21 v22 w23 x24 is x24 the checksum? or ...
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Transactions unconfirmed by bitpay wallet bugging. Please help! [duplicate]

I made a mistake by spending 0.0117 btc while it not full confirmation (4/6). After that was some broken Transactions so I could not send my fund. The decide to try one last time, I log on and saw ...
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1answer
23 views

Hash of backed up wallet file not the same as hash of wallet currently in use

A couple of months ago I had backed up the wallet.dat (I use bitcoin-qt) file and saved it some place else. Lately I've opened the data folder for the current running node (also bitcoin-qt) and I ...
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2answers
65 views

I’ll pay whomever can help me Bitcoin Cash from blockchain wallet to Coinbase wallet with Bitcoin address [duplicate]

I've read now a 100 or so questions here with no clearcut answer nor update after they were given advice. I had money in my Bitcoin Cash wallet on Blockchain. I wanted to send the money to my Coinbase ...
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63 views

recovering wallet [duplicate]

0 I am not exactly sure what I need to do and I do not want to accidentally overwrite my disk. I may have already done so. After searching my web history I have found the BTC address that my BTC is ...
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1answer
39 views

2nd 'air-gapped' computer / cold wallet setup for travel

I travel quite a bit and don't want to lug around a 2nd 'air-gapped' computer. I know that connecting a hardware wallet like a Ledger Nano S to the Ledger Live desktop app running on a computer that's ...
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1answer
30 views

What's the consensus on using a non-networked VM as a cold wallet/airgapped computer?

I'm wondering if connecting a hardware wallet like a Ledger Nano S to the Ledger Live desktop app running on a computer that's connected to the internet not considered a 'fully cold' wallet setup. How ...
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34 views

How to integrate bitcoin address generator into website

I want to integrate a bitcoin accounts and address generator into my website, similar to those found on crypto exchanges. Users can generate addresses and have their own accounts. Is there an open ...
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1answer
14 views

When I specify wallet in bitcoin.conf for testnet3, it gets ignored

I have a question about specifying wallet for testnet3. My bitcoin.conf file is located in the root of the Bitcoin folder with the line 'wallet = receiving.dat as well as testnet=1. Whenever I run '...
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2answers
26 views

Background information on warning, when closing wallet in pruned mode

What are the implications and reasons behind this warning on gui popup, when closing the wallet: "bitcoin closing the wallet for too long can result in having to resync the entire chain if ...