How secure is your DNA? Even if you have never purchased an ancestry kit, your identity can easily be traced through the DNA samples of your relatives.
Law enforcement use of genetic genealogy searches to identify criminal suspects is evidence of this fact. The most recent example comes from Idaho, where Bryan Kohberger was arrested for the November 2022 murder of four University of Idaho students after a search of a genetic genealogy database led investigators to Kohberger.
This case serves as an example of the power of this investigative technique. Kohberger did not provide a test sample to the genealogy company that law enforcement
