Questions tagged [mnemonic]

Mostly BIP39, an open standard for encoding a seed as a series of common words, but also collects other methodologies.

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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 ...
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1answer
26 views

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 ...
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1answer
425 views

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. ...
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72 views

Trust Wallet mnemonic gives binascii.Error: Non-hexadecimal digit found

It's impossible to extract the private key from Trust Wallet. Trying to use their mnemonic in python gives me this error. There isn't a fully working solution on stack for this particular problem. ...
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39 views

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 ...
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84 views

How to derive private key with wallet's mnemonic knowing address?

In 2016 while creating wallet (as far as I remember) via ethereum.org I was given the mnemonic phrase, also I typed passphrase. I saved the address, mnemonic and passphrase. But didn't export the ...
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100 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 (...
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1answer
188 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 ...
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1answer
45 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 ...
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64 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 ...
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1answer
145 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, ...
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1answer
38 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 ...
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2answers
720 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 ...
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94 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 ...
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302 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 ...
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28 views

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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13 views

ONE MNEMONIC different addresses [duplicate]

I will try keep it short. I am having a curious case here. In etherscan I see all coins available in my address. All except one shit coin is available on my old windows machine, that I was using some ...
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2answers
245 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. ...
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1answer
1k 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 ...
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0answers
56 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 ...
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1answer
452 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 ...
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1answer
386 views

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 ...
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1answer
105 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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1answer
2k views

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. ...
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1answer
334 views

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 ...
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1answer
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 ...
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1answer
1k views

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 ...
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1answer
547 views

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 ...
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1answer
179 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 ...
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1answer
1k views

Limit of address creation using single mnemonic

How many Ethereum address can be created using a single mnemonic for Ethereum using derivation path?
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161 views

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 ...
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2answers
646 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 ...
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1answer
526 views

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 ...
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0answers
124 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 ...
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1answer
5k 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 ...
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1answer
952 views

Can I pass my mnemonic to ganache/ ganache-cli when it is starting up?

I am wondering if I can pass the mnemonic that I created using metamask to boot up my local ganache network so that I do not have to log out and login metamask with different mnemonic everytime for a ...