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Household appliances are made to last longer than network or security standards. Most offer no support for network based communication and remote management, but provide serial ports for maintenance.

Your task is to:

1. Research available interfaces and ports for maintenance on common household appliances such as coffee makers, dishwashers, HVAC systems,...
2. select an appliance with an accessible serial port and connect to it using a

1. WiFi-enabled micro controller or raspberry pi
2. convince the appliance to disclose some internal data or react to some input in a meaningful way through protocol reverse engineering

Necessary hardware and access to a soldering station may be provided to you if needed and possible given current COVID-regulations. and convice it to