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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1answer
430 views

Is the “recovery phrase” generated by a wallet app platform independent?

I recently started a wallet with Coinbase Wallet, and I was asked to backup a 12 word "recovery phrase" that is supposed to be able to recover my wallet in the event that I delete the app from my ...
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1answer
514 views

How does BIP 39 mnemonic work?

As I already understood the mnemonics are the private key separated in 12 words which joined together in the very same order produces the private key. How are mnemonics generated? Why Ledger ...
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1answer
236 views

Algorithm to recover missing 12th word (of 12) in BIP39 mnemonic

I'm trying to recover my Wasabi wallet. For some reason the 12th word of the 12-word mnemonic I wrote was wrong (not in BIP39 list). I could manually guess up to 2048 times, but was hoping there might ...
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2answers
1k views

How convert a mnemonic phrase back and forth between different number of words?

I'm relatively new to cryptocurrencies in general and I've tried using Bitcoin and a few altcoins, but it always bothers me that some digital assets are not available in all wallets. To my ...
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0answers
185 views

How to send & receive bitcoin using bitcoinjs-lib?

First I create HD Wallet using BIP32 using mnemonics. Now I want to generate new child addresses with private key using xpub & xpriv for every receive. Then for example, I received BTC in 2 ...
2
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1answer
613 views

24 Word Mnemonic Seed Phrase for Ledger Nano S usable on Trezor?

Can I use my 24 word mnemonic backup seed phrase that created on my Ledger Nano S on other devices that use a 24 word seed phrase? An example would be the Trezor hardware wallet.
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1answer
210 views

Exporting secure seed using bitcoin core

I am trying to secure my own bitcoin. I want to generate a bunch of addresses from a HD Seed, however I am paranoid about the security of any seed generated from any website and so only trust in ...
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1answer
201 views

are checksums included in mnemonic seed phrases?

say i have 24 words. Out of those 24 words, is the 24th one the checksum. say i have: a1 b2 c3 d4 e5 f6 g7 h8 i9 j10 k11 l12 m13 n14 o15 p16 q17 r18 s19 t20 u21 v22 w23 x24 is x24 the checksum? or ...
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2answers
4k views

How to recover private key from 12-word passphrase?

I'm wondering if there's anyone out there who knows how to retrieve your private key using your 12-word passphrase? Your advice is much appreciated
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1answer
129 views

Can a Trezor accept/use a private key created independently offline?

Can I create a private key using bitaddress.org offline and then use that private key in a trezor wallet? Also will the trezor use that private key to produce a mnemonic phrase?
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1answer
430 views

Why was giving someone else my 12 word backup a bad idea?

I lost my bitcoin last night when someone on blockchain support asked me to tell them my 12 word backup in order to reverse my bitcoin transaction that was unconfirmed at that time. Finally, my ...
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0answers
133 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
2k views

Is there a reason to why Bitcoin Core does not implement BIP39?

Is there a specific reason to why BIP39 isn't added to Bitcoin Core? Seems very trivial to add and am confused to why it isn't there.
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2answers
393 views

Are BIP39 mnemonics generated with a French list compatible with software that expects English words?

BIP39 specifies different word lists in different languages. But I wonder if the word list generated by a software that gives me French words (e.g. Copay on iOS) can be used to re-create the same ...
2
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1answer
799 views

Can a BIP39 12-word mnemonic be used to restore a wallet through bitcoin-cli?

I could not find documentation on using a 12-word BIP39 Mnemonic to restore a wallet through bitcoin-cli. It seems that importprivkey might be the right RPC call but when I provide the 12 words, it ...
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1answer
423 views

Why seed from BIP39 mnemonic phrase is much longer than entropy?

BIP39 converts mnemonic "zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong" to the fairly long seed "...
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0answers
184 views

Which derivation paths are used by the Abra wallet?

Abra have stated in a reddit comment that their non-custodial HD wallet uses custom derivation paths to convert the user's BIP39 mnemonic seed into cryptocurrency address/key pairs. Has anyone figured ...
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0answers
818 views

18 word mnemonic seed that contains words outside of BIP39 wordlist, struggling to recover BTC

I recently recovered a document containing information relating to some BTC I purchased in 2015. I only have: a passphrase/password, an 18 word mnemonic phrase(the majority of which are not in the ...
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1answer
118 views

How to backup seed in lightning and give your channel to watchtower

this is followup on question #85475: I have learned in previous question that there is an automatic refund mechanism in case of force closure of a channel, except for some very rare circumstances. I ...
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2answers
291 views

How to use BIP39 test vectors?

On the page of BIP39 specs there's test vector array from Trezor link. It looks like this: ["ffffffffffffffffffffffffffffffff", "zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo zoo wrong", "...
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1answer
49 views

Is an extraction of the mnemonic string possible if wallet and corresponding passphrase are in possesion?

My problem is that I have access to my wallet and I am able to access it with Electrum because I have the passphrase but I somehow misplaced the seed. Is it possible to decrypt/extract and obtain the ...
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0answers
187 views

undefined is not an object error when adding BIP39 to React Native

I have a React Native Project and it was worked correctly till I added bip39 package to the project. when i try to require bip39 in my component i get the below error. undefined is not an object (...
2
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1answer
227 views

Calculate mnemonic code from terminal

I want to replicate mnemonic code with terminal. the steps are: Create a random sequence (entropy) of 128 to 256 bits. Create a checksum of the random sequence by taking the first (entropy- length/32)...
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1answer
417 views

Can you recover seed words with passphrase on bitcoin node?

I have a btc node (Bitcoin Core version v0.17.0.1 (64-bit))running on my Windows 10 computer, as part of regular backup I have realized I don't have the seed words but I do have the passphrase. It has ...
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2answers
206 views

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 ...
2
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1answer
628 views

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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1answer
633 views

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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1answer
5k 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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1answer
404 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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1answer
1k 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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1answer
233 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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1answer
857 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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1answer
210 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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1answer
92 views

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
71 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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3answers
5k views

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 ...
4
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1answer
871 views

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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1answer
407 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
473 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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1answer
2k 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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1answer
7k 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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2answers
1k 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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1answer
258 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
346 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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1answer
158 views

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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2answers
3k 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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1answer
886 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
3k 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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1answer
168 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
2k 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 ...