Bitcoin Forum

from ecdsa import SigningKey, SECP256k1
from random import shuffle
import datetime
import time
import mysql.connector
import sys, os
from binascii import unhexlify
import hashlib
from base58 import b58encode

t0 = datetime.datetime.now()

script_dir = os.path.dirname( __file__ )
mymodule_dir = os.path.join( script_dir, '..' )
sys.path.append( mymodule_dir )

def CompressedPublicKeyComputation(x, y):
    if int(y, 16) % 2 == 0:
        publicKey = '02' + str(x)
    else:
        publicKey = '03' + str(x)

    return publicKey

with open("Luck.txt", "a") as f:
    print(t0, file=f)

def BitcoinClassicAddressComputation(publicKey):
    public_key_bytes = unhexlify(publicKey)

    sha256 = hashlib.sha256()
    sha256.update(public_key_bytes)
    hash_temp = sha256.digest()

    ripemd160 = hashlib.new('Ripemd160')
    ripemd160.update(hash_temp)
    hash2_temp = ripemd160.hexdigest()

    hash3_temp = '00' + hash2_temp

    checksum = checksum_computation(hash3_temp)

    hash_final = hash3_temp + str(checksum)
    hash_final_bytes = unhexlify(hash_final)
    address = b58encode(hash_final_bytes).decode("utf-8")
    return address

def checksum_computation(string: str) -> hex:
    cs = hashlib.sha256(hashlib.sha256(unhexlify(string)).digest()).hexdigest()
    checksum = cs[:8]
    return checksum
    
mydb = mysql.connector.connect(
    host="localhost",
    user="root",
    password="",
    database="bitcoin"
)

g = 0
priv = list(range(1,10000))
shuffle(priv)

while priv:
    private1 = priv.pop()
    k = int(str(private1), 16).to_bytes(32, "big")
    k = SigningKey.from_string(k, curve=SECP256k1)
    K = k.get_verifying_key().to_string()
    h = (str(g) + ')\t' + str(private1) + '\t' + K.hex()[0:64] + '\t' + K.hex()[64:128] + '\n')
    chunks = h.split('\t')
    public_key = CompressedPublicKeyComputation(chunks[2], chunks[3])
    public_key = public_key.split('\n')
    private_key = chunks[1]
    pub = BitcoinClassicAddressComputation(public_key[0])
    print(private_key,pub)
    mycursor = mydb.cursor()

    sql = "SELECT * FROM btc WHERE address='" + pub + "';"

    mycursor.execute(sql)
    myresult = mycursor.fetchone()

    
    if myresult:
        body = 'Private key= {pkwif}  \r\n Address = {address} \r\n -----------------------'
        Message = body.format(pkwif=private_key, address=pub)
        fichier =  open("Luck.txt", "a")
        fichier.write(private_key + '   ' + pub + '\n')

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