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Questions tagged [mnemonic-seed]

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

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Manually generating seed for Trezor T

Is it possible to manually create a seed from the BIP 39 English word list, and enter them in the Trezor Model T recovery to create a wallet from those words. I know that choosing the 12 words doesn't ...
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How does `bitcoind` generate the private key?

My question is how the bitcoin core client generates a (master) private key(s)? I know from other wallets, that they take the mnemonic and generate a HD wallet master key. With the master key, the ...
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BIP39 12 words combination list

From where I can get bip39 (2048 words) 12 words length possible combinations. Note: I am not talking about the wordslist of bip39 (2048 words).
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124 views

generating private key from bip39 seed

according to bip39, I maked 12 mnemonic words and then get a 512 bit seed from them. now I want to know how must I convert this seed to private key ? what functions must I use ? please introduce me ...
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81 views

Restore BIP44 HD wallet

I'm newbie in bitcoin development, I'm working on a wallet and I generated addresses using BIP44. Now for restoring my wallet, I followed the example RestoreFromSeed.java it uses Wallet.fromSeed(...
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68 views

Seed restore from one wallet to another

Researching about restore walletS using seeds, I have one question: I have 1 Jaxx wallet and the seed assigned to it. Then, let´s say that I find another wallet that I like more, that supports the ...
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51 views

Python library for Multisignature HD wallets

Is there is any python library is available that allow creation of Multisignature HD wallets ?
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145 views

UnhandledPromiseRejectionWarning: TypeError: Cannot read property 'fromSeedBuffer' of undefined

I am getting Getting error at this line var root = bitcoin.HDNode.fromSeedBuffer(seed); UnhandledPromiseRejectionWarning: TypeError: Cannot read property 'fromSeedBuffer' of undefined Here is ...
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50 views

secret sharing scheme for 3-of-5 shares (for BIP39 mnemonic phrase of 24 words) [duplicate]

Given a 24 word BIP39 mnemonic phrase, I would like to have a way to split it into 5 shares, so that any 3 would allow me to reconstruct the phrase (but any less than 3 would not). This is easy ...
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call to bip39_mnemonic_from_bytes in libwally-core returns NULL

what am I doing wrong? it always returns with error -2... I included libwallycore to my project and my IDE tells me it it is available after I also did include <wally_bib39.h> I tried mainting ...
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1answer
58 views

How can I access the mnemonic in the mobile copay wallet?

I was encourage to download copay in my phone so that someone could give me 0.001 BTC. In that process I did not write down the 12 words. Is there a way to access them in the app? Thanks.
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How to generate public and private key pairs from the 12 seed words in python

I basically followed the instructions here How to generate mycelium addresses from the 12 words in python So my code is similar: from bip32utils import BIP32Key from bip32utils import BIP32_HARDEN ...
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In HD Wallet recovery how does the wallets know which addresses to recover

I have been reading the BIP32 proposal explaining how HD works but it didn't mention on any point how one wallet in one phone can recover from a simple mnemonic seed. Does it just try all possible ...
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162 views

Using seed to send bitcoin from a wallet's specific private key

I'm new to bitcoin and I've recently been reading on the concept of wallet. If I understand correctly, a wallet is a collection of one or more pairs address + private key (an address is where BTC can ...
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2answers
148 views

Sending BTC using Seed Hex or mnemonic

I’m interested in sending BTC from wallet to another and probably automate it through some libraries. I have a question: if I have a seed hex or 12 words I can generate all my wallets (addresses, ...
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770 views

Bruteforce bitcoin address - I know the words + public address but not the order

I have a long list of 1million+ permutations of a 12 word BIP39 seed. How can I try them all on a bitcoin address? edit: I know the address and the 12 words but i don't know the order of the words
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2k views

How to generate specific private keys from 12-word backup and wallet address?

A single seed can lead to billions of addresses. Some wallets are unable to scan and find all used addresses. Is it a way to infer the private key from 12-word backup and wallet ID / (public key). ...
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How to reach my coins? Know my 12 words but Copay does not restore it [duplicate]

I know the mnemonic. But can not restore it in Copay. I backed up in Copay earlier. Now does the 'trick' they recommend me here, but it did not work. ("Settings" > "Wallet" > "More Options" >...
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476 views

Checksum generation for seed

I am trying to generated the checksum for the mnemonics (BIP39) but can't get the correct value. I used 3 resources This explains the mnemonic generation https://github.com/bitcoin/bips/blob/master/...
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113 views

Can you use the same seed for normal BTC and Lightning wallets?

If I generated 24 words from a Ledger Nano, can I import these to a lightning network wallet e.g. Eclair?
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1answer
107 views

Can i recover exodus with 12 words form blockchain.info?

At btgexplorer i saw that i have some BTG. I want to claim it from by blockchain.info wallet. I followed this article https://medium.com/@kuzdogan/how-to-claim-your-bitcoin-gold-from-blockchain-info-...
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What is 'birthday' in the context of BIP39 / Lightning seed generation?

In this talk about Lightning Network, roasbeef speaks about BIP39 as having no support for 'birthdays'. What does that mean? https://www.youtube.com/watch?v=LXY0L8eeG3k minute 22
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2k views

Private key to mnemonic words, is it safe?

Is it safe to do the following? Suppose I do not want the HD wallet, but I do want the convenience of using mnemonic words to remember the private key. I know I can convert the private key's hex ...
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492 views

What is the difference between the mnemonic and the private key?

My thinking so far: If I have a private number, then I can use that as the private key. If I have a mnemonic, I can match up each word to a number in the wordlist to get the seed, which is the ...
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1answer
1k views

How do HD wallets use mnemonic to recover all private keys?

As I understand, a wallet like BRD wallet can have many private keys and receiving addresses. When I give them the mnemonic, how do they re-generate all of the relevant private keys from that ...
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81 views

mnemonic pass phrase generation in wallets / hardware wallets - security flaw?

Wouldn't it be saver to generate a mnemonic passphrase manually by just taking random words from a lookup table? My thoughts: a wallet creator can can accidentally or on purpose use deterministic ...
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2answers
622 views

How can I retrieve the mnemonic words from my bitcoin core wallet?

I studied with Aaron Jaramillo's Libbitcoin tutorial. And I have a question regarding mnenonic word. In that tutorial, I should use testnet for making raw transaction. And I should make wallet from ...
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Why are the seeds different when going from seed to mnemonic and back using bx?

From an example in the documentation: $ bx seed | bx mnemonic-new | bx mnemonic-to-seed | bx hd-new 655a1ed2d4fef69bb314198c7327f23c grab special regret prepare urge evidence slush lobster midnight ...
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1answer
901 views

Manually extracting ledger nano s wallet public / private keys using “Mnemonic Code Converter” from ledger

I have the following example seed: morning twist board pelican denial retire middle inherit evil ritual omit fade general toddler grace evoke recipe sad minor destroy public dawn scissors cube ...
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1answer
370 views

How many combinations are there from the BIP32 mnemonic list?

As I understand for BIP32. There are 2048 words. 12 words would give you 2048^12 combinations. However, not all combinations are valid because of the checksum, so how do i calculate the actual space?...
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3k views

Generate private key from a bip-39 seed phrase?

I'm able to generate a new private key and associated public addresses using bitcoin-core, but what I really want to do is generate a new private key from a 24 word seed phrase. I'm not sure how to go ...
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274 views

How do wallets (like jaxx) pair with each other using the mnemonic seed phrase?

I'm a bit puzzled on how a wallet pairing process works. I know you can restore you parent private key from a mnemonic seed phrase. This will give you a parent private key. Using this private key how ...
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288 views

Derive LTC Segwit (M-Address) private key from Trezor

So I'm trying to get my head around this! I've got my 24 seed for my Trezor. I got my Segwit account for LTC (Address starts with M). I also have the P2H equivalent for my address (Starts with 3). ...
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315 views

Mnemonic Phrase (BIP39) with Existing Seed Generating Library

The standard BIP39 does three things: 1) Generate 256+8 entropy 2) Generate sentence 3) Derive seed from sentence (using PBKDF2 with HMAC-SHA512). I wonder what would be the security implication ...
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How many letter tiles does one need to build any 24 word mnemonic?

One of the popular cold storage wallets provides double-sided tiles for users to put in the first four letters of each of their 24 words (96 characters total). They include ~245 double sided tiles, ...
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582 views

Recover keys from legacy blockchain wallet's mnemonic?

I have an old blockchain wallet that is worth trying to salvage It seems the old password that the 18 word mnemonic originally had isn't working and another password I had listed also doesn't work. ...
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287 views

How to get public key from mnemonic 12 words or seed hex?

I have 12 words or seed hex and i need get public key, how to i can get this in python or nodejs?
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136 views

Is the Ledger Implementation of BIP39 Generation Not Following the Spec?

According to the BIP39 spec, invalid checksums should be displayed by software. However, Ledger's BIP39 generation tool (which looks like a copy of Ian's tool), will not show an error for invalid ...
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1k views

BIP39 Manual Phrase Calculations - How are Multiple checksums valid?

Need some help understanding the math regarding why multiple checksums work for mnemonic phrase generation (BIP39). Let's assume a 12 word passphrase. If we divide the 2048 wordlist into groups of 16 ...
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2answers
724 views

One private key generate many public keys?

I created wallet in BitPay. I have public and private keys. Then I created wallet in Electrum using existing private key. Now wallet in electrum has other public key than in BitPay but the same ...
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257 views

Can I use root used to create multiple BIP32 addresses, to spend transactions belonging to these multiple BIP32 addresses?

I want to accept BTC from different clients during an ICO, for this, I'm planning to use a combination of BIP32 and BIP39. var bip39 = require("bip39"); var bitcoin = require("bitcoinjs-lib"); var ...
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320 views

can i use one Mnemonic Code to create both(TestNet and MainNet) wallets

currently i am using bitcoinj library to create wallet for both Main-net and Test-net using Mnemonic code(Mnemonic Code is different for both), my question is can i create both Wallets(Test-net and ...
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397 views

How do I get my master public key from a wallet?

If a HD wallet only gives me the 12 word mnemonic, how can one get the master public key?
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1answer
520 views

Importing 24 word mnemonic to bitcoin-qt

How can I import my 24 word mnemonic seed into bitcoin-qt? I think that I will have to convert it to some other format but I don't know how to do that nor what format to use. BIP 39 does not work.
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3k views

How to generate a valid hash for a bip39 seed phrase?

I'm trying to prove to myself that I understand how bip39 seed phrases work... I'm doing most of this in a spreadsheet because I thought it would be easier but I'm having trouble with the checksum ...
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1k views

16 word recovery phrase for blockchain wallet not working

I downloaded my blockchain wallet but now i forget the password and my recovery phrase is 16 word, so I tried them but they are not working. Can somebody please help me?
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270 views

Where do I find my Blockchain wallet's change address?

Six days ago, I sent some bitcoin and it hasn't been confirmed. In an attempt to execute a Child-pays-for-parent transaction, I used my mnemonic seed to derive addresses from my blockchain wallet(in ...
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475 views

What is Blockchains 12 word recovery passphrase process [closed]

Hello thank you for looking. I am trying to discover a simple way of creating blockchains 12 Word Recovery Passphrase, they have a so called help page on this subject which is of very little help and ...
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297 views

Trying to restore from 17 word seed

I just found a seed for my very first wallet ever, I thought was long gone. Problem is my hand writing was shit at the time...(still is lol) I have tried to restore in using this block chain tool: ...
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1answer
350 views

Mnemonic seed BIP 39 HD wallet with vanity address

Can we create a mnemonic seed BIP 39 HD wallet with vanity address for LITECOIN, if yes, how?