I created a simple Arduino-based traffic light simulation — but what started as a learning project turned into a realization: many legacy systems are fragile, unprotected, and vulnerable to exploitation.

read here: www.notfoundsec.com/traffic-ligh...

I modified a simple LED Arduino project into a malicious firmware that blinks "HACKED" in Morse code.

This side channel attack reflects real-world LED exfiltration research

read more here: www.notfoundsec.com/blink-to-bac...

#cybersecurity #iot #iotsecurity #arduino #firmware #signalintel