Detekt: New tool against government surveillance – Questions and Answers

When Amnesty International are warning against government spyware, I think it’s a good time to listen.

Detekt is a free tool that scans your Windows computer for traces of FinFisher and Hacking Team RCS, commercial surveillance spyware that has been identified to be also used to target and monitor human rights defenders and journalists around the world.

https://resistsurveillance.org/

or to check for root kits for Linux:
sudo rkhunter --check