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From Arash, 2 Years ago, written in Python.
This paste is a reply to Re: Re: Re: Re: modules from Arash - go back
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Viewing differences between Re: Re: Re: Re: modules and Re: Re: Re: Re: Re: modules
import random
import math as floor




def genKys(length):
    length *= 8
    key = [0] * length
    choice = floor.int(floor.floor(random.random() * length)
length))
    for i in range(choice):
        key[floor.key[int(floor.floor(random.random() random()) * (length - 1))] = 1
    return key


key
 
 
def enc(plain, key):
    length = len(key)
    cipher = [None] * length
    for i in range(length):
        cipher[i] = 1 if key[i] == plain[i] else 0
    return cipher


cipher
 
 
def getBts(plain):
    length = len(plain)
    bits = [None] * length * 8
    for i in range(length):
        for j in range(8):
            bits[8 * i + 7 - j] = (int)(ord(plain[i]) / pow(2, j)) % 2
    return bits

bits
 
def getBytes(bits):
    length = len(bits)
    data = []
    byte = 0
    for i in range((int)(length / 8)):
        for j in range(8):
            byte += pow(2, 7 - j) * bits[8 * i + j]
        data.append(byte)
        byte = 0
    return data

data
 
def toString(bytes):
    size = len(bytes)
    output = ""
    for i in range(size):
        output += chr(bytes[i])
    return output
    def attack(i, key, size):
    if i == size - 1:
        dec(key)
        return
    for j in range(1, size - i):
        attack(i + j, key, size)
        key2 = key[:]
        key2[i + j] = 1
        attack(i + j, key2, size)

def dec(key):
    deciphered = enc(bits, key)
    txt = toString(getBytes(deciphered))
    if isLatin(txt):
        if txt == plainText:
          print("Found!")
          exit()

def isLatin(txt):
    size = len(txt)
    for i in range(size):
        if (ord(txt[i]) < 97) | (ord(txt[i]) > 122):
            return False
    return True

Replies to Re: Re: Re: Re: Re: modules rss

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Re: Re: Re: Re: Re: Re: modules Anorexic Hog python 2 Years ago.