Bug's Entrypoint

hack

Bypassing anti-cheat software (part 2)

Let's improve our hacks from part 1 and make it prettier! Oh yeah, and still not detected!

hack Featured

Bypassing anti-cheat software (part 1)

Let's talk about defeating anti-cheat software with some custom hardware - and not being detected doing so!

reverse engineering Featured

Reverse engineering and fixing a streaming app

What happens when a major TV network decides to soft-block an older version of their own streaming app? Yep, we make it work again!

projects Featured

"Smartifying" my Hi-Fi system

Have you ever wondered if it would be possible to make a "dumb" "hi-fi system" smart? Not that smart, but simply connect a device and it would play whatever stream you want into you? Maybe even stream from your phone? Then this is for you.

reverse engineering Featured

Reverse engineering and fine-tuning Asustor NAS fans

The Asustor firmware can automatically control the fan speed, but sometimes the NAS can get pretty warm. Can we do better?

reverse engineering Featured

Reverse engineering Asustor's NAS firmware (part 2)

The VM booted, but it didn't see any disks. In this part we'll dive deeper into the firmware and patch the hell out of it.

reverse engineering Featured

Reverse engineering Asustor's NAS firmware (part 1)

It's a x86-64 machine, so it should be possible... right?

reverse engineering

Improving my NAS monitoring

I've decided to improve my NAS monitoring scripts a bit. You know, stuff you usually do on a Saturday.

reverse engineering

Reverse engineering my NAS fan speed sensor (sort of)

I've played and tricked my NAS before, but now I want to know how it reads its sensors. Let's go deeper!

hack

Messing with LD_LIBRARY_PATH for fun and profit

A NAS full of CGI binaries and SSH root access. What could go wrong?

hack Featured

Reverse engineering Positivo's smart home app

Positivo released a few smart devices that can't be easily integrated into Home Assistant. So I reverse engineered their app!

hack Featured

I got bored, so I hacked my TV

I don't even know how to being explaining this.

hack

Hacking my cable modem for fun and profit

This is a story of why you should always check permissions on the backend!

privacy

Cabify and why you should not send sensitive data over public APIs

Sensitive data leakage is a serious issue. Even though some people don't really care much, in the wrong hands such data could be used for pretty much anything, including identity theft. Let's take a look at this issue today with one of my favorite transportation apps: Cabify.

story

Bank app permissions

Exactly one month ago I said I was going to write a post about my bank's app permissions and the issues with privacy on it.

Always test your backups

January 29th 2016 and the storm. This was a hell of a day.

rant

WhatsApp blocked in Brazil

We got awesome news yesterday (Wednesday) at night: WhatsApp services will be blocked starting on Thursday at midnight for 48h.

esp8266

ESP8266: part III

And we're back with the ESP8266! Now it's time to finally present the project and my results with it, both in its original form and the upgrades.

esp8266

ESP8266: part II

This is the part II of my ESP8266 series.

esp8266

ESP8266: part I

Ah, microcontrollers. Man, I missed playing with those. Seriously. Who here who has ever played with one doesn't miss countless hours of programming and weird debugging? It's always *so much fun*... mostly.

tutorial

A console for RDP

A story of a bored guy playing with consoles, RDP and remote VMs.

rant

Nota Fiscal Eletrônica - A bagunça

Ah, o Brasil...

story

GVT and their disgusting coax cables

Using my ISP's cabling for useful stuff, I guess?

Hello world

Hallo welt!