Questions tagged [address-generation]

Collects technical details on the process of creating new addresses.

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434 views

OpenSSL bitcoin addresses generation

Using OpenSSL ver 1.1.0h on win 8.1 - 32 bit Im trying to recreate this post using cmd: OpenSSL generate Bitcoin address But on step 3: openssl ec -in c:\keys\private.pem -outform DER|tail -c +8|...
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33 views

Nothing-Up-My-Sleeve BTC Addresses [duplicate]

I've been researching some crypto related concepts and came across "Nothing-Up-My-Sleeve Numbers" and from what I understand I can generated a Bitcoin address that basically comes with an ...
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50 views

Bitcoin BTC wallet receive addresses

I want to create 100 to 500 to 1000 BTC receive addresses. It should not expire. Is it possible ? Is it possible in Bitcoin core ?
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112 views

I bought bitcoin years ago and now the website that I bought from is unavailable!

I bought bitcoin years ago and now the website that I bought from is unavailable! I only have a key that I don't even know whether it's a public key or a private key or some useless key generated by ...
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2answers
1k views

How to generate a dash address? [closed]

How can I generate a simple dash address from a public key? How many address formats are there in dash?
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2answers
893 views

Can bitcoin address be longer than 35?

Can bitcoin address be longer than 35? Does longer address indicate much lower chance of collision and/or higher security?
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61 views

can we have multiple BTC addresses that all of them store their values in the same place?

I am creating my own shop and I will give each user an address to specify who is sending me BTC but when I want to collect all BTC address values to my main address I need to pay fees a lot since each ...
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1answer
474 views

How do I construct a P2TR address if I just want to use the key path?

I want to create a P2TR (Pay to Taproot) address but I just want access to the key path spend, I have no use for the script path spend in this specific example. What should I do in regard to the ...
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1answer
425 views

Create a non-SegWit address in electrum wallet

I am trying to get along the electrum wallet command line in ubuntu. However, my exchange only accepts withdraws to canonical non-SegWit addresses (i.e. it only generates with a "bc1" prefix)...
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1answer
37 views

Payout address format has changed?

When I run bitcoin-qt, it sets up a default wallet. When I ask it for the recipient address for this wallet, I was expecting something like 1FGasdfasdfasdf123asdfasdf. However what it actually ...
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20 views

HD addresses and traceability question

Say I have 1 underlying Bitcoin address, and it has receiving address A and B, and they both received 2 BTC each. If spend 3 BTC then A and B would have spent together so it's probably traceable. What ...
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1answer
50 views

Is it possible to find additional key pairs resulting in the same address that I already control?

I'm not really well versed in the necessary terminology to get the answer I need from searching. As I understand, there are 2^160 possible addresses, and 2^256 possible private keys, so each address ...
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1answer
75 views

How do you generate a Bitcoin wallet by hand?

I am interested in the exact process for generating the various components of a Bitcoin wallet by hand. Specifically, the components I'm interested in are: Private Key Public Key Public Key Hash ...
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51 views

How to generate new wallet address per token

I'm using getnewaddress bitcoin-cli function to generate wallet addresses but i need one address per token. Is it possible to use a parameter like seed for random numbers to get the same address when ...
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1answer
42 views

Deriving payable address from mnemonic using BIP44

I'm trying to go from seed phrase/mnemonic to payable address using BIP 44. Here is a simplified version of the code I'm using. However, when I compare with https://iancoleman.io/bip39/ the private, ...
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70 views

How to create a physical/paper backup for bitcoin-core wallet?

I am using bitcoin-core for my offline storage. In electrum I can do a paper backup by writing down the mnemonics. bitcoin-core seems to be using a different mechanism to generate the wallet. What I ...
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1k views
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1k views

Unknown Address Format Parsing Bitcoin Addresses from Blockchair Data

I've obtained a list of all current Bitcoin addresses with balances from Blockchair, which is downloadable from their data repository located here. I have downloaded the Bitcoin / Addresses TSV ...
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1answer
46 views

Why is BIP32 not simply PublicKey multiplication?

I understand that: pubkey(a + b) = pubkey(a).combine(pubkey(b)) where a and b are secret keys. (See: https://crypto.stackexchange.com/q/83694/17505) If, under the circumstances: Bob wants to pay ...
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1answer
231 views

Generate address of 'private key' from user input

I want to take a private key as input from the user and convert it to a wallet address using C#. I have seen this in a tutorial to generate a random key: Key privateKey = new Key(); PubKey publicKey = ...
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26 views

Generating Multiple Addresses

Most wallets these days generate a set number of addresses when you create the wallet. For example, Electrum creates 30. But what if you need more? I know from talking to a LOT of people that there is ...
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334 views

Get wallet address when creating wallet with blockchain API

Using the API endpoint http://localhost:3000/api/v2/create I get this response: {"guid":"58671a54-7d60-4319-8742-b06fb2a8d060","address":"...
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208 views

Procedure for Deriving Payment Addresses

I'm trying to understand the HD wallet payment derivation procedure, so assume: Ownership of a Bitcoin HD Wallet on an external smart device Exported account level extended public key (xpub....) from ...
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1answer
103 views

Python: Why the addresses and keys generated by pywallet and bip32utils using the same 12 mnemonic words don't match?

I tried to generate wallets by using pywallet and bip32utils (Python). But I noted that the addresses/keys of the 2 wallets, namely wallet_pywallet and wallet_bip39 don't match with each other. I ...
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493 views

How to generate Electrum address with pybitcointools

I want to create a payment service where I want to be able to charge each client according to its invoice. I picked Electrum as my underlying wallet and pybitcontools as my Python interface. I would ...
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1answer
315 views

How are Electrum addresses connected to my private key?

I've started using Electrum and created my first wallet. I saved the private key seed on a piece of paper. I also created a new address by going to the Receive tab and clicking "New Address"....
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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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32 views

Understand how wallet genereates keys

I'm trying to understand how keys are generated by wallets in details and what different approaches that are used. More specifically I'm interested in how Electrum does this and how the deterministic ...
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1answer
49 views

Which address should be used to send the money as target?

We operate a market, there are sellers and buyers. Seller has Hierarchical Deterministic Wallets. Seller give us the Xpub. Which address should be used as destination, when buyer wants to send money ...
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1answer
80 views

How to derive BTC m44 addresses from xpub?

I checked Swan's Address Derivation Library https://github.com/swan-bitcoin/xpub-tool. I try to get m44 address, but I got m84. Why? Do you know is it any parameter to force return m44? I tried to ...
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617 views

Two wallets with the same address

I understand that one can create a Bitcoin wallet as a pair of numbers (public & private key) with the right specifications and this is done quite easily in places like bitaddress.org I also ...
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3answers
359 views

What is the relationship between a Bitcoin Private Key / Public Key / Address?

What is the relationship between a Bitcoin Private Key / Public Key / Address? I see that a private key / public key pair is generated, but is there a possibility of generating a private key already ...
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385 views

How To get Address Public Key from Account XPUB?

I am little bit confused or not able to get the right Address Node Public key from Account XPUB. What I have done : Get the Account XPUB [78Bytes] SHA-256 SHA-256 Again Created Extended XPUB (XPUB ...
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1answer
84 views

How do you generate a qr code for a new address and check for incoming payments from the command line?

Which one do you recommend for this Command line to generate QR-Code + address for requesting money Command line to check if the above has been received I don't want to install too many versions of ...
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1answer
106 views

Exodus exported private key

I'm trying to understand why I'm having a hard time at importing exodus private keys in other wallets like jaxx o scatter. I can't understand why I don't get the public address from the private key ...
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4answers
16k views

How are different Addresses generated from the same Private key?

I was reading in the "Technical background of version 1 Bitcoin addresses" that addresses are a function of the private key. More or less: Private Key -> Public Key -> Address If the Public ...
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45 views

Two kinds of Bitcoin addresses issued with bitaddress.org

I forked the bitaddress.org repository and generated a new paper wallet. On the output page there are two addresses generated: one "regular" and one "short address". Both start ...
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2answers
5k views

How to generate a bulk wallet offline with python, java or c++?

I want to generate, say 100000 key pairs (address/private key). It should be done offline, without using websites/javascript , with a program on the command line. Of course, the software should use ...
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1answer
390 views

How many bytes does a Bitcoin address weight?

One of the biggest issues of Bitcoin blockchain is the ever increasing size. Each address has a weight in bytes or bits. What’s holding someone from creating trillions of different addresses and ...
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28 views

Private keys generation [duplicate]

I am unable to access the funds from my wallet and I'm told I must buy/or pay in order to get a private key. Is this a scam or legit?
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1answer
70 views

Three different HEX having same wallet address how possible?

HEX1: 1111111111111111111111111111111111111111111111111111111111111111 public key: ...
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1answer
169 views

How can I determine the address from a private key?

From the steps in the wiki, take this example private key: 0C28FCA386C7A227600B2FE50B7CAE11EC86D3BF1FBE471BE89827E19D72AA1D When I import this into Electrum, I find these values: Address: ...
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2answers
465 views

Is there an equivalent to the Xpub/Zpub for multisig wallets?

When I have a typical wallet, I can give my Xpub to someone to generate addresses whenever they need. ("they" here could be an instance of BTCPAY server or some other application that I don't want to ...
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1answer
338 views

How to generate valid BTC address to withdraw coins to

I set up bitcoind, and the complete blockchain is synced. I created a wallet, and I loaded the wallet. How can I generate an address to deposit BTC to? I tried bitcoin-cli getnewaddress and I get this ...
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2answers
520 views

What is needed to generate a bech32 address?

So I wrote a vanity address generator in c# with the NBitcoin lib. When I use the private key used to generate the address and input it in Mycelium it outputs a different address. This does not occur ...
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3answers
13k views

Is each Bitcoin address unique?

I am wondering whether each bitcoin address is unique. I would assume yes. Then, how is this enforced given the distributed address generation? As I understand it, each time an address is generated, a ...
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4answers
621 views

How is it possible that the same WIF Private Key generates two different addresses?

I am wondering if you can explain this. I went here: https://coinb.in/#newSegWit Created the SegWit Address below: 3ASaGJ8h2bLn6Jha3hncBzXUKRCLyfv9bk RedeemScript ...
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2answers
195 views

Bitcoin cash wallet with ability to generate new addresses [closed]

I'm looking for a wallet that can generate new addresses. I've seen some wallets that do generate a new receive address for Bitcoin, but I'm not sure if a new address is used when Bitcoin is sent. I ...
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2answers
127 views

How to use UTXO of xpub derived addresses?

I'm new in Bitcoin, this is something I'm confused with. If we are deriving children, i.e. public keys, from xpub, without private keys, for the purpose of receiving outputs, how are we able to spend ...
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1answer
52 views

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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