International audienceIn just a few years, Smart Cities have become the object of all expectations. Smart Cities, supposedly improving the urban lifestyle while making the use of resources required for various urban activities more efficient, are based on a blind belief in the neutrality of the technological systems that structure them. However, the neutrality of the urban data collection and analysis technological systems is not self-evident, and raises the question: what relationship (s) with reality do they establish? What true freedom do they leave to the inhabitants? How is control and surveillance of the human activities they bring about to be interpreted? Through a firmly critical approach to Smart Cities, the objective of this artic...