Unanswered Questions
203 questions with no upvoted or accepted answers
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A question about private key
The private key of Bitcoin is a 256 bit binary number or a 64 bit hexadecimal number. Why isn't my 64 bit Bitcoin private key in hexadecimal? It starts with 'G'. How can I obtain the correct private ...
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pywallet needs 'bsddb' package to run, please install it
On a Ubuntu 24.04.1 LTS VM I installed Python 2.7.18 via:
wget https://www.python.org/ftp/python/2.7.18/Python-2.7.18.tgz
tar xzf Python-2.7.18.tgz
cd Python-2.7.18/
sudo ./configure --enable-...
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Stuck Bitcoin Core Wallet can't send out
I have a wallet from 2013 that has a fair amount in it I'd like to get to. I have it restored on bitcoin core on a few separate machines, each with a full node. When I made it I didn't put on a ...
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How do HD wallets store the keys and addresses?
As far as I'm aware, the recovery code is presented to the user once and then not stored at all by the wallet, in which case, it has to store at least the master private key, and would also probably ...
CommunityBot
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How can I import a legacy private key without a wallet file?
I have legacy private key. How can I import it on the newest Bitcoin Core?
Please describe the steps I need to follow.
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BIP32 Xpub + Child Secret - Examples to understand security
I have 5 Regtest examples: (h4, h3, h2, h1, h0), all using the same xpriv (Regtest), but at different levels of hardening from totally hardened to Completely unhardened. The secret/wif are derived at ...
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Why are the results of BTC message signature implemented in Python different from those on electrum?
from bit import Key
from bit.format import verify_sig
import base64
from hashlib import sha256
# Use WIF format private key
wif_private_key = 'Kxb19KFrrqrmT79bvG4tnKibVcgppavcvjkP1iBGGjnH787H39QG'
...
- 77.9k
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bitcoin address was given to sender - it was converted to bitcoin cash address and was sent to my bitcoin Coinbase wallet
So, the address bitcoin cash was sent to - when converted is my bitcoin address - anyway to retrieve? Please help - willing to pay $$
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What is exactly Randstorm vulnerability?
I've read the article from Unciphered about it, multiple times, and still fail to understand it
It basically says that wallets generated by BitcoinJs front end library from 2011 to 2015 are vulnerable ...
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python "pbkdf2_hmac" function doesn't return same as Ian Coleman BIP39 tool. Why?
I am trying to go from a BIP39 phrase to Seed to xprv root key. I have the following BIP39 phrase:
"prefer offer puppy imitate pink banana because whale letter thought artwork loud"
which ...
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Python code to create a two-input transaction in test net
I made a transaction that can be spent by anyone and now I wanna spend it and bring it back to my address. The problem in it doesn't have enough bitcoin for transaction fee so I'm using another input ...
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How can I create a new prefix for an extended key (xprv, zprv...)?
I'm trying to create a new prefix to change the prefix of a xprv, but it doesn't work, what I need to know for do it? I'm looking to use the prefix 'nxprv'.
I'm trying to use this code(it works to ...
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How to obtain private key from BIP-39 mnemonic
Trying to obtain a lost private key from 24 mnemonic phrases and a 25th word. Has anybody successfully managed to do this ? Have looked at BIP39 converter but not sure if this has that ability, and ...
CommunityBot
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Getting "Public key is neither compressed or uncompressed" after trying to send with imported key
I still have a private key from an old Bitcoin wallet (circa 2012), and I have a private key. I downloaded the bitWallet app for iOS, entered my private key there and my wallet with balance and all ...
- 77.9k
-1
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What determines the validity of the Private Key in WIF format?
I understand the sha256 64 string hexadecimal "manually" can be altered, but in case of WIF Private Key the generate one must have very specific strings, and it is really difficult to alter ...
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