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# buildroot 2019.5

package/m4
--- a/lib/c-stack.c
+++ b/lib/c-stack.c
@@ -50,15 +50,16 @@
 #if ! HAVE_STACK_T && ! defined stack_t
 typedef struct sigaltstack stack_t;
 #endif
-#ifndef SIGSTKSZ

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Defcon Badge Writeup

Hello! I ended up reverse-engineering the badge to get the correct note sequence, get the correct codes for the friends, and flashing a custom boot image to my badge. This short README will include the relevant functions to the challenges + boot images.

Whoami

Cybersecurity club admin at the University of Illinois, SIGPwny. We do CTFs and fun stuff! This year, we had Minh present on Rick Rolling his high school, and an alum, Ravi, present on PACMAN M1 Attacks. This summer, I was reverse-engineering and exploiting cellular modems.

Setup

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import sys, os, tempfile, shutil
import tarfile
import requests
import argparse

requests.packages.urllib3.disable_warnings(category=requests.packages.urllib3.exceptions.InsecureRequestWarning)

SPLUNK_APP_NAME = '_PWN_APP_'

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Regulus Calendula

We are given:

e
1/2 bits randomly of P
1/2 bits randomly of Q
N
(P*Q=N)

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Wiring

wire scl to analog in wire sda to analog in

arduino

void setup() {
  Wire.begin(4);
 Wire.onReceive(dataReceived);

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import itertools
#in_ = input()
mod = 1000000007

# find possible expressions

# find number of steps to sort expression
def iters_to_sort(s: str):
  c = 0
  s_list = list(s)

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// ==UserScript==
// @name         Estately + Zillow Plugin
// @namespace    http://tampermonkey.net/
// @version      0.1.1
// @description  Plugin
// @author       You
// @match        https://www.estately.com/*
// @grant        none
// @run-at      document-end
// @require https://code.jquery.com/jquery-3.3.1.min.js

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@retep 12/27/18

Links

• Prelinked Kernel(.test)
• Kernel
• Mojave 10.14.1 Installer
• XLNC Install Video for High Sierra
• Postinstall files
• Prelinked/Kernel Mirror

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0448a4f1893f2ba253bb0055dab0e0f5df36d5b7a2863dcdafae99d8c35c986ec6c7702117bb406d2636fe4d41cda383cebce54467ccaf7fd14826734aba2a4760