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Sedat Özdemir

Posts on hardware-hacking

10 posts on hardware-hacking. Notes from public sources and my own test lab.

Smart Devices, Dumb Passwords: Infiltrating the IoT World via Firmware

A deep dive into the reality of IoT security, moving from physical UART pins to firmware reverse engineering, and why 'security by obscurity' is a myth.

June 22, 2026·3 dk readfirmware-analysishardware-hackingiot

Smart Homes or Digital Minefields? The Invisible Backdoors of the IoT World

Standard vulnerability scanners aren't enough for the world of ARM processors and unpatched BusyBox versions. Let's talk about why you need to dig into the hardware and firmware to truly secure IoT devices.

May 18, 2026·4 dk readfirmwarehardware-hackingiot

Smart Devices, Dumb Mistakes: The Dark Backdoors of the IoT World

Relying on Shodan scans for IoT security is the laziest approach in the industry. Let's talk about the missing 'S' in IoT, why MQTT acts like a gossiping neighbor, and what's actually hiding inside that firmware.

May 13, 2026·4 dk readfirmware-analysishardware-hackingiot-security

From Streetlights to Server Rooms: The Mystery of the Letter 'S' in IoT Security

Think that smart sensor is harmless? Think again. From UART shells to hardcoded cloud keys, let's look at how IoT devices become the weakest link in your infrastructure.

May 12, 2026·4 dk readembedded-securityfirmwarehardware-hacking

Smart Devices, Dumb Security: IoT Backdoors and Silent Takeovers

From a coffee machine trying to talk to a Domain Controller to hardcoded secrets in firmware, let's dive into the Wild West of IoT security from a Red Teamer's perspective.

April 26, 2026·4 dk readdefensive-securityhardware-hackingiot-security

Is Your Smart Bulb Handing Over Your House Keys? The Dark Backdoors of IoT

Forget 'admin:admin' hunts on Shodan. Real IoT security threats hide deep within unpatched, messy firmware files and unencrypted protocols. Here's a look at how we analyze these devices during Red Team ops.

April 14, 2026·4 dk readfirmware-analysishardware-hackingiot-security

Smart Devices or Trojan Horses in Your Home? IoT Security Needs More Than Just Shodan Tourism

Scanning for open IPs on Shodan isn't real IoT security. Join Payten's Red Team Lead, Sedat Özdemir, as he dives into firmware analysis, hardcoded backdoors, and why your smart toaster might be a bigger risk than you think.

April 12, 2026·4 dk readcybersecurityfirmware-analysishardware-hacking

From Smart Bulbs to Corporate Networks: The 'Default' Disaster in IoT Security

Think that smart coffee machine in the breakroom is harmless? Think again. Let's dive into how 'default' settings and lazy engineering turn IoT devices into a Red Teamer's favorite entry point.

April 3, 2026·3 dk readfirmwarehardware-hackingiot

Could Your Smart Bulb Be Watching You? The 'Shodan' Illusion and Bitter Truths in IoT Security

IoT security is more than just scanning Shodan. Let's dive into the world of 'Embedded Insecurity,' firmware analysis, and why your office coffee machine might be your biggest vulnerability.

March 31, 2026·4 dk readembedded-systemsfirmware-analysishardware-hacking

From Your Neighbor's Smart Bulb to the Corporate Network: The Backdoors of the IoT World

A deep dive into why everything labeled 'smart' is often a Trojan horse, and how we can secure the 'Internet of Troubles' based on real-world Red Teaming experience.

March 12, 2026·4 dk readfirmwarehardware-hackingiot