http://sls.iykpqm7jiradoeezzkhj7c4b33g4hbgfwelht2evxxeicbpjy44c7ead.onion/technologies/biometric-surveillance
Although DNA has been used by law enforcement since the 1980s, technology relating to it, and the methods used by the police, have evolved significantly. In recent decades, DNA collection has become mandatory from those convicted of or even arrested for many crimes.