Questions tagged [hd-wallets]

Hierarchical deterministic wallets (or "HD Wallets") are wallets which can be shared partially or entirely with different systems, each with or without the ability to spend coins.

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Mnemonic and HD Path in Ganache and ethereumjs-tx gives different private key and address

I am having difficulty reproducing the private key and address using the mnemonic and HD path provided by Ganache. Mnemonic weird farm vast surge upper truth answer end radar impact mind jeans HD ...
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441 views

How to export extended (master) public key from MetaMask

I want to export extended public key for watch-only access to all ethereum addresses in the MetaMask HD wallet at once. It's very usefull for tracking of all portfolio/wallets in one place, especially ...
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Unable to send large transactions on ethereum private chain

I have a small contract pragma solidity ^0.4.17; contract A10test{ mapping(uint=>string) public data; uint public revisionNo=0; function setdata(string _data) public { data[revisionNo] = ...
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What exactly is an extended public/private key?

How do they differ per derivation level? For example is the extended public key of the master node equivalent for all intents and purposes as a depth 3 node's extended public key? Therefor can I ...
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Can I use a Bitcoin client to sign a message with an Ethereum address?

If an Ethereum address is a point on the Bitcoin EC, then one can use the private key that matches that address to sign a message using bitcoin software. I'd like someone to prove they have the ...
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572 views

How to initiate ethereum transaction in HD wallets using python?

I've managed to generate HD wallet for ethereum where I have Master Key, xpriv, xpub (156 in lengh) keys but for signing a transaction I need private key of address(64 Characters). How could we ...
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641 views

How to programmatically generate sub addresses using the root address in hd wallet?

And without using the private key. I've been digging into the ConsenSys's eth-lightwallet, although it uses a derived private key to generate the address which would expose the root private in danger. ...
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Ethereum account for HD Wallet key generated with xpub key only using bitcoinj

Accordingly to the BIP32/BIP44 specification recommendations I generating HD Wallet addresses using bitcoinj library (DeterministicKey instances) with the path like M/44'/60'/0'/0/0 using xpub key ...
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332 views

HD paths on MyEthereumWallet

I hae some coins on MyEthereumWallet, that I can see in block explorer, but can not access it. I think that the mnemoic and password is correct. My assumption is that I messed up something with the HD ...
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RE: Universal Wallet

I would like to create a multi currency wallet as a POC. I am currently able to make a wallet for Ethereum (Like balance, tx and all) but would like to create it for other as well (like Bitcoin). I ...
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289 views

Generate Ethereum address using Bitwasp/BIP32 library

I am new in cryptocurrencies. I am using PHP library Bitwasp/Bitcoin-lib (https://github.com/Bit-Wasp/bitcoin-lib-php) to generate addresses for bitcoin. I am validating my outputs here. I was ...
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Is there a way to figure out if 2 (or more) address is belong to same HD Wallet account or not?

I'm a new to Wallet concept, I know that a HD Wallet structure is created from a root seed as Mnemonic Code, from that HD Wallet help to generate child keys as the meaning of multiple difference ...
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308 views

Signing a message with HDWalletProvider?

This works fine: const provider = new Web3.providers.HttpProvider('http://localhost:8545'); const web3 = new Web3(provider); await web3.eth.sign(message, address); But when I switch to this ...
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24 views

What coin type does Binance Smart Chain use for it's BNB coin?

According to the SLIP-0044 each coin should use unique coin type (a numeric ID) when generating addresses to be used in it's network. Recently, I was experimenting with using the same seed value to ...
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HD wallet - new receiving address per SC transaction?

Do any HD wallets automatically generate a new sending address when interacting with the same instance of a smart contract? I've tested with MetaMask on rinkeby and my sending address (in the above ...
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1answer
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How to keep track of nonces with HD Wallet Provider (or any other tools)?

I'm trying to send trades with a list of let's say 5 different addresses created with HDWallet Provider using a seed phrase (or mnemonic). I do want to know what is the current nonce of each of the ...
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74 views

Retrieving the private/ public key with web3js for a specific wallet provided by truffle/hdwallet-provider

I can't find a way to retrieve the private key / public key / public address for a web3 account loaded via a provider. I have tried the web3.eth.accounts command but I am not getting the private key / ...
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Why the contract verification using truffle is failing?

I have deployed a smart contract on BSC test net and it is successfully being verified using the following code truffle run verify PancakeFactory --network testnet but it fails if I do it like this ...
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Receiving ETH payments

As someone more familiar with bitcoin than ethereum I'd like to ask what would be the best way to accept ETH payments as a merchant? With bitcoin I can do following and my question is if it makes ...
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How to validate my mnemonic before my hardware wallet is broken? (SafePal)

I just bought a SafePal wallet, I really like it. But I am pretty sure that it will get broken at some point. So I started to get afraid what if I broke my SafePal, bought another one, and turned out ...
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Blockchain service for creating HDWallets

I am currently building a project on the blockchain that allows users to creates custodial wallets. I am currently using the https://docs.cryptoapis.io/ to create this but unfortunately, they do not ...
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Blockchain.info Wallet Restoration Using Xprv Key

I have a partial backup of my wallet.json from blockchain.info - it contains my xprv key, which gives me my Bitcoin wallet fine However, When I try and restore my Ethereum addresses from this key ...
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Ethereum hd wallets making transactions like bitcoin wallets

I'm working on an exchange where every user has given a unique address, generated via ethereum hd wallets. How can i use a single master private key to transfer available funds from different ...