ducnhse130201

from flask import Flask, render_template, request, make_response, redirect
import random
import string
from base64 import b64decode, b64encode
from Crypto.Cipher import AES
from hashlib import md5
from Crypto.Hash import HMAC
import gzip

BLOCK_SIZE = 16

ducnhse130201

import random
import string
from base64 import b64decode, b64encode
from Crypto.Cipher import AES
from hashlib import md5
from Crypto.Hash import HMAC
from gzip import *

BLOCK_SIZE = 16
pad = lambda s: s + bytearray(((BLOCK_SIZE - len(s) % BLOCK_SIZE) * chr(BLOCK_SIZE - len(s) % BLOCK_SIZE)).encode("utf-8"))

ducnhse130201

from Crypto.Util.number import *
from Crypto.PublicKey import RSA

def get_n_e(pub_key):
	key = RSA.importKey(pub_key)
	return (key.n,key.e)

def copper(pubkey, c, msg):
	n,e = get_n_e(pub_key)
	msg = msg.replace('X','\x00')

ducnhse130201

'''
sage: tmp.nbits()
1024
sage: p = next_prime(1337*tmp + randint(2, 2**512))
sage: q = next_prime(7331*tmp + randint(2, 2**512))
sage: n = p * q
'''

n = 139713689065649193238602077859960857468098993135221000039102730899547298927683962573562384690733560045229965690142223836971463635696618075169874035306125645096696682021038045841133380609849851790395591047968701652975799368468556274243238594974251982826875184190103880810901174411829635180158201629467635591810569775155092318675639049754541256014635438864801255760305914815607547032463796789980267388517787537827413511219215383011915710116907720461035152786018808394261912036183662986050428253151429051345333273081222126466016921456969903177087878715836995228953335073770833282613911892360743789453583070756075529298371748549
e = 65537

ducnhse130201

from Crypto.Util.number import *
# Fermat Factorisation
def fermat(n,e,c):
    print '-------------------------------Starting Fermat factorisation ...--------------------------------'
    a = ceil(sqrt(n))
    b2 = a^2 - n
    while not is_square(b2):
        a += 1
        b2 = a^2 - n
    print 'Factoring successful'

ducnhse130201

from Crypto.Util.number import *

n = 139713689065649193238602077859960857468098993135221000039102730899547298927683962573562384690733560045229965690142223836971463635696618075169874035306125645096696682021038045841133380609849851790395591047968701652975799368468556274243238594974251982826875184190103880810901174411829635180158201629467635591810569775155092318675639049754541256014635438864801255760305914815607547032463796789980267388517787537827413511219215383011915710116907720461035152786018808394261912036183662986050428253151429051345333273081222126466016921456969903177087878715836995228953335073770833282613911892360743789453583070756075529298371748549
e = 65537
c = 12468572013728608797463708345483170133996629380442289308559627038940585561940415652074376692937328786810653829958942403878304319433456024381264056159265220036837611561124789123763503235210237526645548600470735521347212790573469514127249385805737895181235784053540315569179888625488285946891206657367500646451826352698299724912115852055157625844877

ducnhse130201

#!/usr/bin/python2
from Crypto.Cipher import AES
import hmac, hashlib
import os
import sys

menu = """Choose one:
1. encrypt data
2. decrypt data
3. quit

ducnhse130201

from telnetlib import *
import string
r = Telnet('localhost', 32323)
#r = Telnet('localhost', 32323)
def enc_data(prefix,suffix):
	r.read_until('3. quit')
	r.write('1\n')
	r.read_until('prefix: ')
	r.write(prefix+'\n')
	r.read_until('suffix: ')

ducnhse130201

c = '1d14273b1c27274b1f10273b05380c295f5f0b03015e301b1b5a293d063c62333e383a20213439162e0037243a72731c22311c2d261727172d5c050b131c433113706b6047556b6b6b6b5f72045c371727173c2b1602503c3c0d3702241f6a78247b253d7a393f143e3224321b1d14090c03185e437a7a607b52566c6c5b6c034047'.decode('hex')
import string
import itertools

alpha = string.ascii_uppercase + string.ascii_lowercase
possible_keys = [''.join(i) for i in itertools.product(alpha,repeat = 2)]

def xor(s1,s2):
    return ''.join(chr(ord(a) ^ ord(b)) for a,b in zip(s1,s2))

ducnhse130201

from Crypto.Util.number import *
import random
flag = 'Hidden'
def egcd(a, b):
    if a == 0:
        return (b, 0, 1)
    else:
        g, y, x = egcd(b % a, a)
        return (g, x - (b // a) * y, y)