Spy back on your smart TV

This blog post is inspired by an article in the German computer magazine c‘t by heise. They set up a Raspberry Pi span a WLAN in which you put you IoT device and then monitors its traffic.

I don’t trust my smart TV to be mine

…and neither should you! I did not own a TV in over 15 years. So, when my Black Friday purchase arrived, excitement was big. Yet, excitement vanished when I read through the license agreements. Let me summarise it for you:

We collect all data. This is either allowed by law, or we have a contract with you — this one.

I am pretty sure you don’t need to know all MAC addresses and all file names that I airPlay to draw colourful pixels on the screen.

Install c’t Raspion

I etched a current version of Raspberry Pi OS onto a Micro-SD card, enabled SSH and followed the download instructions from their GitHub repo.

Run the install script

I had an error during Firewall config. A quick search pointed at Superuser where User A.B. suggests update-alternatives to use legacy iptables. With that the install script could move on.