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How to get a bitcoin address from a public key

With Bitcoin one public key can give two different addresses. It will depend if the public key has been hashed first or not.

const bs58check = require('bs58check')
const RIPEMD160 = require('ripemd160')
const crypto = require('crypto')

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from ecdsa import VerifyingKey
import ecdsa

# tx : https://sepolia.etherscan.io/getRawTx?tx=0x39adc69ce44b1cd82df7d024d59793cf774c2902c8894b01979d0976b420aa38
digest = bytearray.fromhex("365e8c124f9899fa9fe3f5d0b49f8c672b852340f32c1f4762cc02499b1e9cd5")
sig = bytearray.fromhex("00000000000000000000000000000000000000000000000000000005ca1ab1e0000000000000000000000000000000000000000000000000000000005ca1ab1e")

pubkeys = VerifyingKey.from_public_key_recovery_with_digest(sig, digest, ecdsa.SECP256k1, hashfunc=None)

# We should fin 0438df74e6944be4c15fe5396e7f8d317c41d512a0bc78ec1dbe9505da97b08c74aa80b5796d569395a4caf80f661a4f82a51c2b8d25df0953c882a777ea2e332c

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    // Fill the IP here
    let ip = "67.223.119.155";
    let port = 30303;
    // Fill the remote_id here
    let remote_id = hex::decode("9acab6f0d76413b33b1835000b956a62edac9945f97a47ad1ce2326ba3203d564e75de23fde8917ba2305b1bd99feab93ae17f1672fd2c1f580828280d4ff2a5").unwrap();

rllola

nmap -sn -iL ethereum_ips.txt | grep -Eo "((\(|)([0-9]{1,3}[\.]){3}[0-9]{1,3})(\)|$)|[0-9]+\.[0-9]+s" | tr -d '\015' | paste - - | sort -k 2

rllola

import ecdsa

# https://bitcoin.stackexchange.com/questions/114850/sighash-single-with-no-corresponding-output


pubkey = "044edfcf9dfe6c0b5c83d1ab3f78d1b39a46ebac6798e08e19761f5ed89ec83c108172c4776865f02047b39cd704135c00c1b00085e0d1b9255405ac7079fa50a2"
signature = "912f994094193109a9faedf7ef855220638f95ac51c66d4eb46740dd1c0813fa100bc99adb8b64fb784173ca8883a78835e156b74f143c02e071dc82695e8472"
msg = bytes.fromhex("0100000000000000000000000000000000000000000000000000000000000000")

verify_key = ecdsa.VerifyingKey.from_string(bytearray.fromhex(pubkey), curve=ecdsa.SECP256k1)

rllola

- SPV wallet : https://github.com/BitcoinAmiens/dogecoin-spv-node
- Payment Channel service : https://github.com/xanimo/dogecoin-spv-node-middleware
- Testnet faucet : https://gitlab.com/toffee_/dogecoin-testnet-faucet
- Payment Channel poc : https://github.com/rllola/doge-payment-channel
- Testnet miner : https://github.com/rllola/dogecoin-miner-rust
- Libdogecoin : https://github.com/xanimo/libdogecoin
- Discord tipping bot : https://github.com/BitcoinAmiens/dogecoin-tipping-bot

rllola

{
  "hash": "a19271cbe06a8243dfecdcf5935754566edc074a7544f042b5bb4796b8a87027",
  "confirmations": 3429024,
  "strippedsize": 516,
  "size": 516,
  "weight": 2064,
  "height": 158390,
  "version": 6422786,
  "versionHex": "00620102",
  "merkleroot": "cd258a54487d9239d10743cbe3f68ce07d610def2bd5659a6e41b84671245117",

rllola

#!/usr/bin/env python3

from Crypto.Util.number import inverse
import ecdsa
import random
import hashlib

C = ecdsa.SECP256k1
G = C.generator
n = C.order

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import re
import glob

javascript_files = glob.glob('**/*.js', recursive=True)
variables = []

for file in javascript_files:
    with open(file, 'r') as f:
        javascript_blob = f.read()

rllola

Hello World !