Questions tagged [address-generation]

Collects technical details on the process of creating new addresses.

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64 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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how to create Bitcoin address , p2sh segwit and Bitcoin segwit address on python console from pubkey?

i am new on python, i know it how to create Bitcoin address , p2sh segwit and Bitcoin segwit address on python console ? i use https://github.com/richardkiss/pycoin and command-line (base) C:\Users\...
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2answers
45 views

Correct Approach for Payments on Multiple Addresses

I have clients that would like to pay for services in BTC. TL;DR To generate a new payment address must I generate a new private key (essentially a new wallet)? Is it better to generate independent ...
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1answer
18 views

How can I calculate the possible number of correctly formatted version one minikeys?

I'm doing a small research project collecting information on minikeys. In that research process I've come across a couple of questions that I have been unable to answer in relation to the assumed ...
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2answers
68 views

How can I progmatically generate bitcoin address with in WASABI Deskstop wallet?

I would like to generate 10000 btc address and save it as csv file on my computer to be uploaded it on my server. I hope anyone can help me find the solution. Thanks in advanced!
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1answer
45 views

Generate my own public/private key to secure my bitcoins

I have a few bitcoins on a bitcoin platform (Kraken). I do not trust any bitcoin platform. I want to own my bitcoins. I do not trust Ledger devices too. What i want to do is to generate my own ...
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2answers
51 views

When you buy bitcoin do you get the private key mailed to you?

I'm very confused about how you get your private key and how you can transfer it.
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2answers
42 views

How can I execute `getnewaddress` at my full node from a remote server?

I have a full node running on a digital ocean droplet. I have an app running at heroku, and I want to execute getnewaddress from this app. I'm trying to generate BTC addresses to which users can send ...
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79 views

How to generate these bitcoin addresses?

For the private key KwaZRh42fdQD4iUN6sy2GtEC5gfSAYXrQgp16KPV4Pxsspi5ChRb, I have the following addresses: 1N7jKvQ1fHezb61eNsGEaF4gcj5sQXhb2m (P2PKH) 14MNoFYWheu7sLkj8urvXCpYEdCuL4m2PH (P2PKH) ...
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1answer
168 views

How to generate sub addresses belonging to one private key

We're creating a platform to buy/sell Bitcoin. We need to generate a new child address for each customer allowing them to receive Bitcoin. But all incoming Bitcoins should be stored in our main ...
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0answers
30 views

Not receiving Compact Block even after 'sendcompact' message

I have setup a regtest net locally with 2 nodes. One of nodes generates blocks using 'bitcoin-cli generatetoaddress 10 ', sendcompact message was sent from other node yet it gets normal block(...
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1answer
250 views

How many possible addresses per bitcoin private key?

Based on my research every bitcoin private key (compressed or uncompressed) can have 4 different addresses: P2PKH compressed and starts with 1 P2PKH uncompressed and starts with 1 P2SH and starts ...
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1answer
114 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 : 1==> Get the Account XPUB [78Bytes] 2==> SHA-256 3==> SHA-256 Again 4==> ...
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41 views

Creating bech32 address on bitcoin core automatically generate another address on lightning network

my lightning network backend is bitcoind. Interesting when I execute getnewaddress label bech32 another bech32 address is automatically generated. I found it because at the lightning network console ...
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57 views

Trying to programmically generate unused receiving address from a xPub

I'm trying to generate unused receiving Bitcoin address from xPub using PyWallet python library . I got the xPub from my BIP32 Electrum wallet. Here is what I tried from pywallet import wallet ...
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3answers
184 views

How can I generate thousands of receiving addresses from a Bitcoin wallet?

I want to generate thousands of receiving addresses without sending any BTC to another wallet. Is it possible and how?
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1answer
117 views

How can I protect my funds in the event a quantum computer breaks the ECDLP that Bitcoin relies on?

An interesting question was posted recently, discussing the idea of hashed addresses being (not meaningfully) quantum resistant. As Andrew's answer on that question points out, paying to a hashed ...
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1answer
153 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
458 views

Bitcoin private key and address generator in golang

I am looking for a golang alternative to https://github.com/richardkiss/pycoin . So far I have found https://github.com/btcsuite/btcd but have not figured out how to generate private keys and ...
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1answer
159 views

How to accept USDT payments the right way? [closed]

We are developing an e-commerce solution and consider USDT to accept payments. At the moment as I understand we can generate many addresses (1 per transaction) with BIP32 spec approach. Based on Omni ...
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2answers
358 views

Bitcoin address generation and UTXO scanning

I'm developing bitcoin payment processing application. I've two question to ask: In each bip32 address, How much UTXO each address should have to consider generating new address to avoid address re-...
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100 views

secp256k1.publicKeyCreate generating symbollic key

Following is my code: const bip39 = require("bip39"); var HDKey = require('hdkey'); var bip32 = require("bip32"); var bitcoin = require('bitcore-lib'); var EthereumBip44 = require('...
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1answer
33 views

Bitcoin core does not produce a wallet at all

I'm reading tutorials on working with bitcoin core like this: http://bitcoindaily.org/bitcoin-guides/bitcoin-core-tutorial/ and http://bitcoindaily.org/bitcoin-guides/how-to-recover-bitcoins-bitcoin-...
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1answer
142 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
33 views

Learning + checking the bitcoin address creation process at each step

I’m learning how hashing algorithms are used around the process of bitcoin address creation. I’ve read lots of great examples online that, step by step, show the output of each sequential hashing ...
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2answers
174 views

Trying to understand extended keys

I'm slowly getting educated about how the blockchain and Bitcoin addresses work. I now understand why it is more secure to use a different Bitcoin address for every transaction you make but I'm now ...
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1answer
55 views

Are Relay Addresses Possible?

Is it possible to create an address such that different parties can spend certain portions of any output spent to that address? R: 1zaybxcrandrelayexampaddr A: 1xyzabcrandexampladdressa 97% B: ...
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1answer
246 views

Can someone explain what exactly is derived address?

Let's say my mnemonic words are army van defense carry jealous true garbage claim echo media make crunch When I used https://iancoleman.io/bip39/#english, the section, Derived Address, showed ...
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1answer
93 views

Generating a BCH address offline

To generate offline BTC addresses, I use the bitcoin-core app from bitcoincore.org. What is the BCH equivalent of this? Is it the bitcoin-unlimited app?
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1answer
169 views

Are addresses which start with 3 multisig addresses?

I've just downloaded bitcoin-core 0.17.1 and it seems all the new receiving addresses I create start with 3 instead of 1. I always thought addresses which start with 3 were multisig addresses. ...
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1answer
102 views

How to encode a string into a bitcoin address? (Not a brain-wallet, an address, like a vanity-address)

I would like to know if a bitcoin burn address can be tied to a string. This question is not about OP_RETURN or other ways of embedding into a blockchain. Here's the processes that I went through: ...
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3answers
123 views

Repeated sha256 on brain wallet [closed]

The writer of this article https://pastebin.com/raw/jCDFcESz explains that Sha256('sender') x 2 yields the address 18aMGf2AxQ3YXyNv9sKxiHYCXcBJeJv9d1 I am however getting the address ...
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2answers
78 views

Why is there a finite amount of bitcoin addresses and how is the range of possible addresses determined

My first question is what the precise logical/theoretical reason is that there are only a fixed amount of possible bitcoin addresses. Secondly, I can generate a bitcoin address by using address(sha256(...
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1answer
139 views

“bitaddress.org”: It generates a BTC or BCH address?

(1) Is the address generated by www.bitaddress.org a BTC address? Or BCH address (Bitcoin Cash) ? (2) Is there a general method to recognize BTC address from BCH address?
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1answer
54 views

Why the normal mode exist in BIP32

Suppose the BIP32 normal deviation is not safe enough. Suppose the xpub is deployed on the server, we assume it is public, then the leak of any derived private key is the leak of the parent private ...
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1answer
350 views

The risk of sending money to a xpub generated address

Suppose the owner of xpub share the xpub to others, and someone send some money to a xpub generated address. If the owner of xprv does not know the path used to generate that new address, is that ...
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2answers
386 views

Bitcoin HD Wallets with hardened derivation and watch-only addresses

I'm learning about the details of how HD wallets work. After reading the BIP32 and BIP44 documents thoroughly and supplementing it with Mastering Bitcoin there's still on aspect that I can't figure ...
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2answers
2k views

Is a bitcoin address collision possible if generating 90 million addresses every 4 hours?

I am running a test to see if I can obtain a successful bitcoin address collision after generating billions of addresses. I am not entirely sure how I would check them yet. Basically I have an extra ...
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1answer
85 views

Does Bitcoin Core accepts uncompressed address generation?

So one priv key express uncompressed and compressed pub key. Does the latest Bitcoin Core client accepts importing it to express uncompressed address? or it automatically express compressed address? ...
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1answer
227 views

How many rounds of HMAC-SHA256 needed to generate the master key in BIP32

In the BIP32, it does not define the round of HMAC-SHA256. In http://bip32.org/, it use 50,000 rounds. In "mastering Bitcoin", it use 2048 rounds. Is there any explicit standard, or what we ...
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2answers
2k views

How to get the derived public key from xpub?

Here I'd like to generate the other address use xpub. Is there any library (python) could help to derive the new address from extended key? such as: gen_new_pub(xpub, new_path) to get the derived ...
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1answer
56 views

How to generate a large number of accounts via hw wallet and save addresses to file?

I work in a company which uses a ledger blue hw wallet. They need to generate bitcoin and eth accounts to send to users to deposit to. Currently they have people generating one account at a time in ...
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1answer
1k views

Using Python: create a private key of my choosing, then generate public key and address

I'm looking for a simple, easy to use Bitcoin library for Python. What I want to do is verify I can enter a hex private key that I want, and get the expected pubkey in compressed format, and the 1Btc....
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2answers
187 views

What is the difference between your address and your public keys

I'm beginning to learn about cryptocurrencies, and I'm having a lot of trouble because some terms are used in different contexts. I know that public keys are generated through a private key. So, are ...
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1answer
13 views

Is it required to broadcast the addresses generated locally to the bitcoin network?

Like the transactions are broadcasted to the bitcoin network , is it required that locally generated addresses also need to be boradcasted to the bitcoin network ?
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1answer
160 views

Where are new addresses stored?

When a user generates an address using Bitcoin Core, is that address by default stored on the blockchain or will it only be stored after it is used in a transactions
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1answer
54 views

Adding an external key pair to a local bitcoinj wallet

I need to add a vanity address to a local wallet that I maintain using bitcoinj APIs. I'm not able to search for the vanity using bitcoinj APIs directly, on my local PC, because my vanity is too fancy....
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1answer
469 views

Generating private key/bitcoin address based on a “password”

Since the private key is basically a random large number, would I be able to pick a password and have that converted into an address? For example: pick "mysecretpwd". Have it sha256ed, obtain a large ...
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1answer
56 views

Why bitcoin addresses have different number of characters?

With the help of bitcoin wiki I learned that every bitcoin address stands for a number and that shorter addresses are valid just because they happen to start with zeros, and when the zeroes are ...
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1answer
488 views

Possible attack vector of BIP32 HD wallet

I've been reading about BIP32 HD wallet and it's implementation and came across a few questions regarding the possible known "attack" vector of leaked private child keys and known xpub parent key ...

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