Questions tagged [seed]

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29 views

Mini-seed of single utxo

Let's imagine we have a cold storage wallet that has multiple utxos inside of it and we have a master seed for this wallet. If we want to spend from coldstorage but want to go first through a new ...
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1answer
29 views

Knowing if a public address is spendable by an HD seed?

I want to know if an address is spendable by an HD seed and for that purpose I am using the following command: > bitcoin-cli getaddressinfo 3LFc64RRd96ejjYvm14KaogBF9fmeNmePW | jq '.solvable' ...
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1answer
18 views

Words to seed translation

In bitcoin wallet that support bip39 mnemonic code, is there a way to get the 12/24 words from the seed generated by them? Or the translation is one-way only (from words to seed)?
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1answer
37 views

I have my 12 word seed

I put my Bitcoin into a wallet some time ago, kept the 12 words but do not remember which wallet I used. Now I understand that all that matters is that I have my 12 words but I am having difficulty (...
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1answer
26 views

Get Seed from wallet on regtest mode

I am doing some tests for an application that signs Bitcoin transactions. I already downloaded the binary files bitcoin-cli,bitcoind and bitcoin-wallet from bitcoin.org. I need to know that the seed ...
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1answer
66 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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1answer
444 views

Is the hdSeedid in Bitcoin Core 0.17 RPC the actual seed itself?

I'm trying to find out the seed for the HD wallet in the 0.17 release of Bitcoin Core. I used the getwalletinfo command in the RPC console which produced information which includes a string that it ...
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1answer
78 views

Does this explanation of the security of an electrum seed check out?

The explanation in question is given here and reproduced below as well: Electrum currently use the same wordlist as BIP39 (2048 words). A typical seed has 12 words, which results in 132 bits of ...
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4answers
133 views

Why do HD seeds use a word list?

I'm curious what the purpose behind having a word list for BIP39 HD wallets? Are you required to use these words to create a wallet seed? What would happen if you chose random words not on the ...
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2answers
2k views

bruteforce 12 words seed

Suppose that someone seized my seed with a phrase of 12 words. I deliberately changed the order of words in a phrase in such a way that the only way to get a real phrase is to go through all the ...
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1answer
157 views

What could stop bitcoin-seeder from “hearing” DNS queries?

I'm running several bitcoin-seeders. Under Ubuntu 14.04 & 16.04, they run fine and answer queries. On Ubuntu 18.04, however, dnsseed does not detect the queries sent to it. I know the machine is ...
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2answers
94 views

Software wallets and what happen if you break your computer

I've been reading about wallets, web wallets, software wallets, hardware wallets...and there is one question that I could not clear up from other threads: Your bitcoins are stored in the chain. Use ...
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2answers
625 views

Same seed from Electrum but generate different Bitcoin addresses

I am using Electrum 3.2.2, I have the wallet file generated from Electrum and a password to decrypt the file. There is an error whenever I am trying to send Bitcoin out of that wallet, so I decide to ...
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1answer
416 views

General private/public key generation

Not sure if this is the correct forum to ask, but I couldn't find a general one for all cryptocurrencies I wanted to get an idea on how the whole cold-storage private/public key generation works for ...
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0answers
27 views

How to protect a crypto currency from Seed failure [closed]

I have created a new currency based on Forknote/Cryptnote. It has a small number of Seed Nodes. I am investigating how to mitigate the risks of currency failure due to Seed Node collapse from ...
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2answers
526 views

If anyone with your seed phrase can generate your wallet private keys, what is the advantage of a hardware wallet?

When you start using a cryptocurrency hardware wallet, you get to write down a seed phrase in some physical medium (paper, metal, etc.) so you can regain access to your funds if you lose the hardware ...
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2answers
134 views

Does Electrum use Bitcore Apis as it's backend?

Does Electrum use Bitcore Apis as it's backend or not? If not, then what is the purpose of developing Electrum when Bitcore Apis provides all the features Electrum has (like HD wallets and master ...
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1answer
198 views

How Master seed is generated using Bitcore API?

Can someone please explain how to get Master Seed when a new HD keys is created using Bitcore APIs? My purpose is to implement wallet service in my application using Bitcore APIs. Refer this link ...
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1answer
216 views

How are 21 words seeds generated

Apologies for the noobie question. I was wondering how a range of wallet addresses (eg. BTC address 33ELbMhwHw5AaKHU4u3MzVSFvvK7aa7HZL) is algorithmically converted into seeds (eg. 12 words). Any help?...
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1answer
24 views

Fixedseed ignored by bitcoin-qt

I play with bitcoin source code to learn, I create my own fullnode, and change the chainparamsseeds.h to just use my own node as SeedSpec6, and comment the dns seeds in chainparams.cpp. When open ...
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1answer
261 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
290 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
4k 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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0answers
36 views

Address is not imported while restoring 12-word backup [duplicate]

I tried to restore my 12-word backup with Copay and Electrum but non of them listed the addresses my money is stored in. What to do in this case?
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1answer
209 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
212 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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2answers
87 views

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
113 views

How Bitcoin node discovery work?

When you install Bitcoin client, how does it discover the nodes to get a copy of the blockchain? Are their seed nodes ? Are they vulnérables? SPOF ?
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1answer
3k views

How to run dns seeder?

Are there any tutorials on how to setup dnsseeder for a new altcoin. I am struggling with this for past couple of days. I am modifying dogecoin seeder and i just cant setup on my server. My coin ...
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2answers
492 views

What is the 25th word in a mnemonic seed when used on a ledger nano s?

By default ledger nano s generates a 24 word mnemonic. What is the 25th word feature? Is the the passphrase they are talking about?
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1answer
1k 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
1k views

How to setup nameserver for dns seeder?

I am confused setting up nameserver to run with dnsseeder. I modified dnsseeder to work with my new altcoin. Here is what is did. I have vps.example.com setup with amazon ec2 and i compiled ...
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4answers
1k views

What's the difference between 12 word seed and 24 word seed?

Why was the format switched to 24 words for some newer wallets?
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3answers
78 views

Is it 'safe' to store hashed values of my mnemonic seed phrase on my computer?

I am setting up my hardware wallet, and have written down my mnemonic seed phrase physically, but also want a way of accessing it from my computer. If I add all the seed words together, and hash it ...
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1answer
435 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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0answers
107 views

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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2answers
217 views

Are electrum's private keys 512 bits or 256 bits long?

I have recently been going through the python source code for electrum and encountered the following lines of code at the mneumonic.py file starting from line 130: def mnemonic_to_seed(self, mnemonic,...
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3answers
578 views

How can a 24 word seed know when I added or removed wallets at a later point?

Since I do not have 50 Rep points I had to post my question this way! This is an answer by "https://bitcoin.stackexchange.com/users/56917/rstack" to the question "How do Ledger Backups get stored?" "...
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2answers
1k views

Is it possible to bruteforce the seed?

Is it true that the "seed words" bruteforce more reliable for to get profit than searching of a "random number" for to open some profitable outputs? The last one is impossible due to math, but the ...
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1answer
761 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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3answers
2k 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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0answers
202 views

Bitaddress.org - How does it use random mouse movement?

I am reviewing https://www.bitaddress.org/. I have downloaded the code from Github. I see first screen they show is to increase randomness on the private key generated. I am trying to figure it out ...
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1answer
245 views

Seed recovery strategy

I got locked out of my Ledger Nano S. When setting up the device I was given a 24 words seed passphrase, which I wrote down. The device asked me to verify 3 of the 24 words and my input was valid. It ...
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1answer
563 views

Algorithm to go from seed to 20 (or more) addresses

I'm currently reading the Electrum sourcecode to figure out how to go from seed (12 words) to addresses (in usual format). Does someone have the big picture of this process in mind? More precisely I'...
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1answer
48 views

What is the minimum that has to be backed up on a cryptocurrency wallet (technically)?

Is the seed enough? Doesnt it require the seed AND the adresses to access your assets, since the root key and therefore all private keys are generated by the seed? Does it generate the private key ...
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0answers
598 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
721 views

Difficulty of brute-forcing a seed with missing words?

Given a 12 or 24 word seed with one one or more missing words what would be the difficulty of brute-forcing the missing words? E.g. for: one missing word two missing words three missing words By ...
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1answer
261 views

How DNS Seeds node maintain the list of addresses?

On bitcoin peer node discovery, the client issues DNS requests to learn about the addresses of other peer nodes. My question is how does this DNS directed service provider learn about all the ...
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1answer
458 views

How do I implement bitcoin-seeder for an altcoin?

I am creating an altcoin, following a tutorial. The tutor skipped explaining setting up the DNS seeder. How can I implement this code https://github.com/sipa/bitcoin-seeder ? Currently when I run ./...
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1answer
160 views

Seed discovery for bitcoin core client

I just installed bitcoin core client (from github) and started the client. It took around 24 hours to install the full block chain. Where did the blockchain come from? How did did my bitcoin core ...