minhtt159’s gists

minhtt159 / furion.py

Last active December 19, 2020 10:28

UETCTF Crypto

	# _author_ = "qd"
	from Crypto.Cipher import AES
	from hashlib import md5
	import os
	import json
	import SocketServer
	import threading

	host = 'crypto.nyanwith.me'
	port = 9999

minhtt159 / cipher.txt

Created November 8, 2017 10:31

SvATTT2017 - Crypto 1

a309cf189cdee501959940feba153461eef5201e00639caac3bbdf4c2f8295703975dd2786c6b8a1ad03ae204ac0693e5886dca64f1d717b6840985f10caca728f5725e60fa7b69f1f968d447b2d6199ae3ce0be378cc33155a2d94c8c22438 2ec106245f4b07a2a99f6949750ff48e97cbe8434ec0038e0e2bcce7cc7d9f0305a5a5358637e5d31158fecf2ab6306be80e9eabc219673d974db197ccbf97afec3d27165ff7a5d3af573d6e973b6c8f124e50f8bf2e111595c07560f40097b4 5f0f2fbe27cff7785ecb9e834b9201c086ab6a2a211e3a2807bce8db68bf452369e5610f463225f41a9f254f46ee6816f53d7e6496a84eab08fded7f9bba2aadad25cf6e9b95c6a5a4f355d9b580ba496fa824fcc1a082f364625b1a871117ba 6844981dbfd05b1912e7f20adcb108d2ad134ed313bc3d24cc18a0a41525b258ab0412d928a7a9529299154d62d1e92822f1081e645512f609d9bed0f8c2f2de56f1fb0cbfe49e7dffd4989d08fd07f627b7bb4c4388b632d0ff327adcf2cd2d 2ecc34bccbb70ace772e9563eeb01fb50e8321e672dacaf1e79376882e7a6ea3c9088504f35922ea3d3f571b5cac64f9dd6c2dd66c27fb02295b97e0013425c9fd898ac609d4941e99dc51fc6a5e3c11dffcdeb905d64bcfc97915e1fab69cf0 76edfba1dacef5a8a95fceb46be785a4f6c31eda3f2aef3bb63d2107c547

minhtt159 / genie.py

Created November 8, 2017 14:02

SvATTT2017 - Crypto2

	#!/usr/bin/env python

	from random import *
	import SocketServer
	import threading
	from Crypto.Cipher import DES
	from Crypto import Random
	from hashlib import sha256
	import os
	import random

minhtt159 / secret.py

Created November 9, 2017 08:03

SvATTT2017 - Crypto 300

	import random
	import os
	import string

	FLAG="FLAG_SAMPLE"

	def random_str(N):
	return ''.join(random.SystemRandom().choice(string.ascii_letters + string.digits) for _ in range(N))

	def gen_data_kv():

minhtt159 / server.py

Last active December 18, 2017 02:07

WhiteHat 2017 - Secure Token

	import socket
	import time
	import threading
	import SocketServer
	import random
	import hashlib
	from Crypto.Cipher import AES
	from Crypto.Util.number import *
	from secret import key, seed
	host, port = '0.0.0.0', 3333

minhtt159 / server.py

Created December 18, 2017 02:33

WhiteHat 2017 - Dictionary Attack

	import enchant
	from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
	from SocketServer import ThreadingMixIn
	import threading
	import urlparse
	import os
	import re
	from Crypto.Cipher import DES3

	html="""<html>

minhtt159 / ciphers.py

Created December 18, 2017 03:32

WhiteHat 2017 - VN_x9.31

	#!/usr/bin/python
	# -- coding: utf-8 --

	import struct
	import os
	import hashlib
	import binascii

	tbl = [
	[0xd, 0x12, 0x19, 0x15, 0x9c, 0x5, 0x1, 0xab, 0x5e, 0x6f, 0x9, 0x45,

minhtt159 / Crypto0.py

Created January 16, 2018 20:44

BKU-CTF

	e = 0x10001
	n = 55089599753625499150129246679078411260946554356961748980861372828434789664694269460953507615455541204658984798121874916511031276020889949113155608279765385693784204971246654484161179832345357692487854383961212865469152326807704510472371156179457167612793412416133943976901478047318514990960333355366785001217
	q = 7422236843002619998657542152935407597465626963556444983366482781089760759017266051147512413638949173306397011800331344424158682304439958652982994939276427
	c = 33062272351573218250384115704487361063970465004033740168733959927707721053321054975845636421337650298670338055101957913137486876401007806540788449215177115739842456860057795240129932234489439409388612936981938930876353938688227847808194010536300529961489751250254640618262254364661940751727869020817391566773

	p = n/q
	phi = (p-1)*(q-1)

	def egcd(a, b):
	if a == 0:

minhtt159 / hill_ciper.py

Created January 16, 2018 21:00

BKU-CTF

	#! usr/bin/env python3
	import string
	import sys
	import numpy as np
	import math
	from numpy import matrix
	from numpy import linalg
	# from flag import FLAG

	# assert len(FLAG) == 28

minhtt159 / MediumRE.py

Created January 19, 2018 21:20

BKU-CTF MediumRE

	sss = """.rodata:08048880 db 43h ; C
	.rodata:08048881 db 0
	.rodata:08048882 db 0
	.rodata:08048883 db 0
	.rodata:08048884 db 70h ; p
	.rodata:08048885 db 0
	.rodata:08048886 db 0
	.rodata:08048887 db 0
	.rodata:08048888 db 0DEh
	.rodata:08048889 db 0

Minh Trần minhtt159