hackermondev

hi, i'm daniel. i'm a 15-year-old high school junior. in my free time, i hack billion dollar companies and build cool stuff.

3 months ago, I discovered a unique 0-click deanonymization attack that allows an attacker to grab the location of any target within a 250 mile radius. With a vulnerable app installed on a target's phone (or as a background application on their laptop), an attacker can send a malicious payload and deanonymize you within seconds--and you wouldn't even know.

I'm publishing this writeup and research as a warning, especially for journalists, activists, and hackers, about this type of undetectable attack. Hundreds of applications are vulnerable, including some of the most popular apps in the world: Signal, Discord, Twitter/X, and others. Here's how it works:

Cloudflare

By the numbers, Cloudflare is easily the most popular CDN on the market. It beats out competitors such as Sucuri, Amazon CloudFront, Akamai, and Fastly. In 2019, a major Cloudflare outage k

rylev

Rust in Large Organizations

Initially taken by Niko Matsakis and lightly edited by Ryan Levick

Agenda

• Introductions
• Cargo inside large build systems
• FFI
• Foundations and financial support

davidfowl

namespace Analogy
{
    /// <summary>
    /// This example shows that a library that needs access to target .NET Standard 1.3
    /// can only access APIs available in that .NET Standard. Even though similar the APIs exist on .NET 
    /// Framework 4.5, it implements a version of .NET Standard that isn't compatible with the library.
    /// </summary>INetCoreApp10
    class Example1
    {
        public void Net45Application(INetFramework45 platform)

fieg

#!/bin/bash

if [ $# -ne 4 ]
then
  echo "Usage: $0 <host> <port> <pattern> <seconds>"
  exit 1
fi

cursor=-1
keys=""

superic

private static Bitmap BlackAndWhite(Bitmap image, Rectangle rectangle)
{
    Bitmap blackAndWhite = new System.Drawing.Bitmap(image.Width, image.Height);
 
    // make an exact copy of the bitmap provided
    using(Graphics graphics = System.Drawing.Graphics.FromImage(blackAndWhite))
        graphics.DrawImage(image, new System.Drawing.Rectangle(0, 0, image.Width, image.Height),
            new Rectangle(0, 0, image.Width, image.Height), GraphicsUnit.Pixel);
 
    // for every pixel in the rectangle region