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Unanswered Questions

97 questions with no upvoted or accepted answers
0 votes
0 answers
86 views

Lost 2 of 24 words (12th&24th) on TON SPACE

I have made bad screenshot of mnemonic phrase, and lost access from Ton Space, 12th and 24th words are missing, i know all other words in a proper order, so only 2 are missing. Do you guys know any ...
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60 views

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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43 views

How to know the number of digits in the decimals place in division results (ECC SECP256K1)?

p - is the order of the finite field n - is the order of the group. Private keys can range from 1 (the generator point G) to n - 1. All the private keys (Priv) lie in certain ranges of 2. 2^a < ...
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57 views

Understanding signrawtransactionwithwallet and the Transaction Signing Process

I would like to understand all the advantages of a descriptor wallet. I comprehend that the wallet safeguards the user by not exposing the private key. However, when I use bitcoin-cli listdescriptors ...
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48 views

An efficient algorithm for multi-address transactions in a deterministic wallet

I am developing my Bitcoin wallet (testnet) on Python using the Cryptos library. I started integrating support for deterministic wallets and mnemonic words. Now I have enabled users to generate ...
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52 views

Why is my manually calculated public key different than libsecp?

I'm teaching myself ECC using the secp256k1 curve. Ultimately I'm interested in learning about Schnorr signature aggregation and MuSig protocols, but I'm starting from the ground up. I've attempted to ...
0 votes
1 answer
2k views

Does the used standard (BIP44, BIP49, BIP84) define the type of addresses used?

I have a few questions regarding wallets and BIP44/49/89 standards. In many places I found that BIP44 is used for traditional addresses (P2PKH) and that the path is m/44'/.... Also, if we want another ...
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147 views

Master Node(BIP32 Root Key) to xpriv and xpub

I struggle to make a python script that can make xpriv and xpub (extended public and private key) from the Master Node (BIP32 Root Key). I've derived the Master Node from the BIP39 seed with ...
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165 views

secp256k1, reused nonce across two differents pubkeys

Edited: changing the notation according request by fgrieu. I have prepared 4 transactions for 2 pubkeys with the same r1 and r2. properties of secp256k1: p = ...
0 votes
1 answer
653 views

get extended public key from extended private key in python

Can anyone tell me how I can get the extended public key from an extended private key in python. I know that I need to get the public key from the private key and that the public key + chain key = ...
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525 views

How are crypto wallets derived? Specifically the BIP32 Root key

I realize this is a very broad question. I'm not getting helpful resources from anywhere. White papers don't really explain the code, YouTube videos are vague or abstract, demonstration sites don't ...
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1 answer
373 views

how to get masterkey and consequent wallet keys from root seed?

So basically i am trying to create my own crypto wallet application in python, i have generated the random entropy, calculated the checksum, generated the 12 words and then generated the root seed ...
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336 views

How to write down an entire Bitcoin Core wallet through text

I have unclear ideas and I write because I would like some good soul to clear them up. I'm looking for a way to be able to recover a wallet created with Bitcoin Core, having only a short sequence of ...
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143 views

HD wallet root seed length

Mastering Bitcoin describes the process of generating the HD wallet seed: "1. Create a random sequence (entropy) of 128 to 256 bits." ... 6. The mnemonic code is the sequence of words. ... 9....
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456 views

How does Ed25519 fit in with BIP32/44 HD wallet paths?

From my understanding, BIP39/32/44 all use the secp256k1 elliptic curve standard from Bitcoin. But I noticed that cryptos such as Polkadot and Cardano have their own registered coin type path for ...

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