Topic: Brute-forceable puzzle - free crypto for whoever manages to crack it [SOLVED] - page 3. (Read 941 times)

!/usr/bin/env python
# Python Network Programming Cookbook,
   Second Edition -- Chapter - 1 
# This program is optimized for Python 2.7.12
   and Python 3.5.2. 
# It may run on any other version with/without 
  modifications. 
 
import socket 
import sys 
import argparse 
 
host = 'localhost' 
data_payload = 2048 
 
def echo_server(port): 
    """ A simple echo server """ 
    # Create a UDP socket 
    sock = socket.socket(socket.AF_INET, 
                         socket.SOCK_DGRAM) 
 
    # Bind the socket to the port 
    server_address = (host, port) 
    print ("Starting up echo server 
            on %s port %s" % server_address) 
 
    sock.bind(server_address) 
 
    while True: 
        print ("Waiting to receive message
                 from client") 
        data, address = sock.
                        recvfrom(data_payload) 
     
        print ("received %s bytes 
                from %s" % (len(data), address)) 
        print ("Data: %s" %data)

        if data == "PROOFOFWORK":
            pass
          # validates via block explorer
        elif data == "GETWORK":
            # generate work and send it to client
        else:
            # unrecognized command

        if proof_of_work == true:
            message = "MATCH {} {} {}".format(address, pubkey, prvkey)
            # send this to all clients:

            for address in addressess:
                sent = sock.sendto(message, address) 
        else:
        # Normally this would be whether the work is
        # the correct address or not but here we just
        # insert a dummy
            message = "NOTMATCH {} {} {}" .format(address, pubkey, prvkey);
            sent = sock.sendto(data, address) 
    
 
if __name__ == '__main__': 
    parser = argparse.ArgumentParser
             (description='Seedshifter Cracker Server') 
    parser.add_argument('--port', action="store", dest="port", type=int, required=True) 
    given_args = parser.parse_args()  
    port = given_args.port 
    echo_server(port) 
 

#!/usr/bin/env python
# Python Network Programming Cookbook, Second Edition -- Chapter - 1 
# This program is optimized for Python 2.7.12 and Python 3.5.2. 
# It may run on any other version with/without modifications. 
 
import socket 
import sys 
import argparse 
 
host = 'localhost' 
data_payload = 2048 
 
def echo_client(port): 
    """ A simple echo client """ 
    # Create a UDP socket 
    sock = socket.socket(socket.AF_INET, 
                         socket.SOCK_DGRAM) 
 
    server_address = (host, port)
 
    while true:
        try: 
    
            # Send data
            message = "GETWORK"
            sent = sock.sendto(message.encode
                  ('utf-8'), server_address) 
    
            # Receive response 
            message, server = sock.recvfrom(data_payload) 
            # get head of message
            if message == "WORK"
                # perform work on GPU
            elif message == "FOUND"
                # record private key, public key and address and break
                break
            else:
                # ignore all unrecognized commands
          except Exception as e:
            break
    
    print ("Closing connection to the server") 
    sock.close() 
 
if __name__ == '__main__': 
    parser = argparse.ArgumentParser
             (description='Seedshifter Cracker Client') 
    parser.add_argument('--port', action="store", dest="port", type=int, required=True) 
    given_args = parser.parse_args()  
    port = given_args.port 
    echo_client(port) 

minv=693595
maxv=738154
print(maxv-minv)
print(pow(maxv-minv,3))
import math
print(math.log(pow(maxv-minv,3),2))

44559
88472094168879
46.330287706213426

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