Questions tagged [mnemonic]
Mostly BIP39, an open standard for encoding a seed as a series of common words, but also collects other methodologies.
51
questions
2
votes
1
answer
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Deriving an address from a private key programmatically
I'm stuck between a rock and a hard place right now.
I'm developing an app with react native, and users need to be able to import their wallets via their private keys (and hopefully mnemonic phrases)
...
- 21
0
votes
1
answer
205
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How to generate Bitcoin Address from Seed Phrase?
I know I can use ethers.js to generate my ERC20 compatible wallet address(public key) from my twelve words seed phrase. I have been wondering if that is doable with bitcoin addresses too because ...
2
votes
1
answer
125
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Found old seed phrase, but it uses non-standard words
I found, on my PC, a file named "MY ETH BACKUP", dated November 19th 2017. It contains my name followed by "1 ETH". It then goes on to give me a sequence of 12 words, that look ...
0
votes
1
answer
475
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How to generate a mnemonic phrase?
How to generate not a wallet, but a mnemonic phrase itself? In JS, Python. Not in a wallet application. No information about this.
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2
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0
answers
56
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Can not sign transaction with signer get from mnemonic
I'm writing test for MAX_SUPPLY of this function
// contract.sol
function mintStandard() public payable whenNotPaused {
require(
_standardCounter.current() <= 2222,
&...
- 33
0
votes
0
answers
150
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Wallet.createRandom() function by ethers.js don't work in a React Native Project
i'm trying to make a wallet in react native using ethers.js, but when i'm trying to call the function createRandom, to generate a secure random seed the application gets crashed.
this is the code, i'm ...
- 13
0
votes
2
answers
57
views
Translating a mnemonic phrase into another language
Is it possible to "translate" a mnemonic phrase in English into Spanish (bip39) so that they lead to the same private key? For example, if we match each word in the English dictionary with ...
2
votes
1
answer
41
views
How to deploy all my contracts from same address (without writing .connect() a bunch of times)?
I have a mnemonic in my .env.
I added it to my hardhat.config.js as such:
accounts: {
mnemonic: process.env.MNEMONIC,
path: "m/44'/60'/0'/0",
initialIndex: 0,
count: 20,
...
- 93
1
vote
0
answers
278
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How to quickly get private keys from mnemonic phrases
I need to get private keys (ethereum/bitcoin and other currencies) from mnemonic phrases as fast as possible. At the moment I am using BitcoinJ library:
Set<BigInteger> privateKeys = new HashSet&...
- 41
0
votes
0
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42
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retrieve private key from v4 keystore with password
I've got a keystore file from when I staked 2 years ago. I have the password and the keystore tests as valid, but I'm trying to get the privatekey/mnemonic back out of it. All the material I see for ...
- 101
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42
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What is the best way to store master private keys and mnemonic in an HD Wallet implementation?
I have to implement HD Wallet and issue a deposit address to the user.
Is there a best practice for storing master private keys and mnemonic?
I would appreciate it if you could also tell me how to ...
- 61
3
votes
1
answer
1k
views
How to generate thousands of wallets out of a mnemonic phrase?
I have this code which generates a single wallet:
const ethers = require('ethers')
const wallet = ethers.Wallet.createRandom()console.log('address:', wallet.address)
console.log('mnemonic:', wallet....
- 75
1
vote
0
answers
46
views
Why my manually generated mnemonic seed phrase is not recognised by metamask or trust wallet
I created a random entropy using this code
func randomNumGenerator() []byte {
n := 16
randomByte := make([]byte, n)
_, err := rand.Read(randomByte)
if err != nil {
panic(err)
...
- 11
1
vote
1
answer
464
views
Why does the BIP44 derivation path generate the same address in MetaMask as the Ledger Live derivation path?
Looking at MetaMask's source code (commit 99ed42), I can see that the derivation paths for Ledger Live and BIP44 differ slightly:
const LEDGER_LIVE_PATH = `m/44'/60'/0'/0/0`;
const BIP44_PATH = `m/44'/...
- 16.7k
1
vote
1
answer
137
views
How to export my private key from MyCrypto
I'm using MyCrypto (an Ethereum and EVM-based software wallet). I created a new wallet with 12-word mnemonic phrase. I wrote down the words and started using the wallet.
I need to get the private key ...
- 4,439
1
vote
2
answers
263
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How does the sending-private-key scam work?
I often receive spam messages of the form of an individual who claims some position of relative ignorance (e.g. being a student) and to have received some moderately large sum of money on-chain but ...
- 565
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1
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670
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What is the relationship between the seed phrase and the private key?
Using ethers, I can easily generate a public key (wallet address), private key, and seed phrase:
function makeWallet(params) {
const wallet = ethers.Wallet.createRandom();
return [wallet....
- 123
0
votes
1
answer
41
views
How to generate and remember, or to be able to deduce, the private keys of a few millions of addresses?
Goal: generate a few millions addresses and remember or store the private keys of each of them in an easy manner.
Using the most straighforward approach, that is, storing all of the addresses as &...
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1
vote
1
answer
587
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Maximum length of each word in BIP39
I wanted to render list of mnemonic phrases but in case of overflowing the text I wonder what is actually the character with longest length in BIP39?
- 109
1
vote
0
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485
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Private key from 13/25 seed phrase
It's quite clear for me how to generate a 12-24 seed phrase: straightforward with ethers.js
import { entropyToMnemonic } from "@ethersproject/hdnode"
// 16 bytes / 128 bits => 12 ...
- 121
0
votes
1
answer
2k
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web3.js, how to get list of accounts with one MNEMONIC(seed phrase)
pls someone save me from getting list of accounts(private keys) with MNEMONIC in web3.js, just like how it perfromed with metamask, just enter your MNEMONIC, then you could just add your way up to ...
- 3
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1
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2k
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How to import Brave Wallet into Metamask?
I'm trying to write to an Etherscan contract, but Etherscan only supports Metamask and WalletConnect. The contract depends on my Brave address, so I downloaded Metamask and imported my Brave seed. ...
- 121
1
vote
0
answers
189
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Metamask setup on Iphone creating different accounts to SAME seed phrase through PC
I have a conundrum...
So I created my initial Metamask account on my iphone I'll call this SEED_1.
Using 4 'accounts' over the past year on this phone.
I then decide to start using metamask on my ...
- 11
0
votes
0
answers
378
views
Import 24-words Ledger mnemonic into Metamask
Given a 24-word mnemonic from Ledger HW wallet, is it possible to generate the corresponding 12-word mnemonic for Metamask?
In other words, if I have a wallet on Ledger, can I import it to Metamask (...
- 111
0
votes
1
answer
373
views
bip39 tool created a private key that cannot be imported
I have a mnemonic phrase generated by the bip39 tool.
(The prior use case was that program uses the public keys in an array and people send to the one they randomly get. Occassionally when an address ...
- 157
1
vote
1
answer
223
views
What's the strategy for generating a wallet address for a ERC20 token that does not have a BIP44 coin type?
I am creating a wallet (just for the ethereum ecosystem) that allows the user to create multiple accounts from a single 24 word mnemonic.
I was thinking BIP44 is a good fit until I realize some token ...
- 113
0
votes
0
answers
174
views
Why can't I reach my account, after I imported my metamask account using my mnemonic seed phrases?
I have used metamask on my old computer, where I had multiple accounts in it. When I moved to my new computer, I used the mnemonic phrase to import my existing wallet. The accounts that are now ...
- 134
2
votes
2
answers
494
views
Best practice for storing a user's private key or mnemonic locally on their computer
So, I'll immediately preface this question with a statement:
You should never share your private key or mnemonic phrase with anyone for any reason. This gives that person full access to your wallet, ...
- 121
0
votes
1
answer
67
views
Why is it considered a good practice to generate private key from mnemonic words?
If I understand things correctly - we can use 12 mnemonic words to generate a private key. Having 2048 possible mnemonic words it means that there will be 2048^12 possible states.
Private key is 256 ...
- 31
3
votes
2
answers
2k
views
What is best to use - Private Key or Mnemonic?
Is there a best practice for which one to use?
Many tutorials online take various approaches - the older ones seems to use mnemonic whereas the newer ones tends to utilize private key.
I understand ...
- 634
1
vote
2
answers
702
views
Create Mnemonic using react-native and BIP39 is not working
I tried to generate mnemonic for my react native application using Both BIP39 and react-native-Bip39 and it is working fine in the simulator but as soon as I try to generate a mnemonic on a physical ...
- 13
3
votes
0
answers
779
views
Bruteforce BIP39 seed phrase?
I have a couple words unclear/missing from my 24-word BIP39 seed phrase, which unlocks my Ethereum address.
I want to bruteforce through all possible seed phrases and find the one. It shouldn't take ...
- 31
1
vote
2
answers
469
views
Guessing mnemonic phrase based on the first 2 public addresses [duplicate]
Last hopeless attempt. I know that infinite amount of private keys can be generated from a mnemonic phrase and usually MetaMask, etc picks the first one from the list to use as the public address. ...
- 11
1
vote
1
answer
2k
views
Generating a private key from a single mnemonic
I want to generate an Ethereum private key from a single word mnemonic. For example,
(1) I could use keccack256 online tool to transform a word to a private key. Would this be a valid key? Are there ...
- 245
2
votes
0
answers
109
views
How to create mnemonic with 13th/25th
How can I create the wallet that has a mnemonic with an extra word that I choose? I tried doing that with MyEtherWallet however when I create it with MEW I don't get the private key. I'd like to get ...
- 121
0
votes
1
answer
1k
views
Generate private keys from seed phrase [duplicate]
I am working with @truffle/hdwallet-provider library.
This library works with a mnemonic. Is is basically a seedphrase.
Is there a way to work with this library outside truffle ? (I mean in a ...
- 1,433
1
vote
1
answer
500
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Restore Brave Browser Crypto Wallets with seed from MEW
I've created a MEW wallet and noted the seed (Mnemonic phrase).
After playing around with the Brave Browser and its Crypto Wallets plugin, I tried to restore the account from the seed I received from ...
- 113
0
votes
1
answer
219
views
how come i can generate keys using bip39 with only one words as seedphrase/mnemonic without any error?
Seed phrase/mnemonic is supposed to be 12 words or 24 words but I am able to generate keys with single word seed phrase using bip39 library without any error? what is happening here? how is this ...
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3
answers
10k
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Recover all the account under Mnemonic using ethers.js
I am new using ethers.js
const { Wallet } = require('ethers');
const wallet = Wallet.fromMnemonic('one two three four ...');
I want to use that code to recover all the accounts from that Mnemonic. ...
- 83
0
votes
1
answer
415
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Fundamental question! (HD Wallet private key hacked) [closed]
What is the probability of the mnemonic or privatekey of the HD wallet being hacked?
It is being used as a wallet created by metamask.
The user is using a wallet with a private key backed up by ...
- 103
4
votes
1
answer
2k
views
What are the odds of getting same address or private-key or 12/24 set of mnemonic to 2 different people
Questions!!
What are the chances that 2 people get the same set of those 12 or 24-word mnemonic??
In web3.js, there is a function ' web3.eth.accounts.wallet '... It spits out a set of accounts and ...
3
votes
1
answer
2k
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How to create private key from mnemonic and extra-word using web3
In web3js, I can use below code to get private key and wallet address from mnemonic. But how can I get private key if user has mnemonic and extra-word from MEW
const ethers = require('ethers');
let ...
- 278
0
votes
1
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968
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i have wallet's keystore file and private key. how can i find mnemonic words [duplicate]
I have keystore file and private key of my wallet. i need this wallet's mnemonic words.
How can i find mnemonic phrase from this json file and private key? I tried mycrypto and mew but i couldnt find ...
1
vote
1
answer
598
views
What function/method does MetaMask use to generate the entropy for mnemonic keys?
I am trying to understand how exactly MetaMask is generating the initial entropy to create its mnemonic key. There are questions like this, MetaMask's documentation, or their GitHub but I can't find ...
- 144
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votes
1
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2k
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Limit of address creation using single mnemonic
How many Ethereum address can be created using a single mnemonic for Ethereum using derivation path?
- 3,515
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440
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If Wallet and address generated using EthHDWallet, can we get its recovery using ethereumjs-utils/hdkey getWallet() method by provideing seed?
Generated wallet address using:
let mnemonic = request.body.seed;
const wallet = EthHdWallet.fromMnemonic(mnemonic);
let address = wallet.generateAddresses(1);
console.log(wallet, address);
How can ...
- 407
3
votes
2
answers
872
views
Which mnemonic generators exist or existed?
I am unable to open a wallet I created roughly 2 years ago.
In that time I have been using MEW, MetaMask and something that I installed locally on Window, which I forgot the name of. Not sure which ...
user56980
0
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1
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2k
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is it possible to get address and private key from mnemonic code?
I have question
Is it possible to get address and private key from mnemonic code??
For example)
I created address (0x12345) and I receive mnemonic code such as apple bed bad rice
If i know mnemonic ...
- 105
0
votes
0
answers
320
views
How to make password with mnemonic words?
i'm new on blockchain development and i'm trying to make a login like metamask in vuejs. Can someone teach me how to make 13 mnemonics word, where the last mnemonic is the password value get from an ...
6
votes
1
answer
9k
views
How to export mnemonics for a specific account in MetaMask
How can I get the mnemonics from a specific account in Metamask?
I found the reveal seed words in the settings-dialog, but this seems to be something global.
Instead of this I want to export the 12 ...
- 317