I was recently in need of a PWM controller to use with my home automation system for some of my LED strips.
Here’s what I built…
Download: Board design (EAGLE)
ESP8266: WiFi + MQTT
ATtiny85: High frequency (1kHz) PWM modulation
chroot != security, but still chroots are one of the security measures commonly used on servers as a first-line defense.
Imagine an attacker manages to perform some sort of injection and gains write access to your web root, what damage can they do and to what extent? A question many server admins may find interesting…