https://www.siliconvalley.com/2022/01/09/us-officials-are-warning-the-public-about-fake-covid-19-testing-kits-heres-how-to-spot-them/

Covid-19 cases continue to rise dramatically, leading to brutally long lines at testing sites and empty shelves at stores where at-home rapid test kits were once in stock.

Now an additional problem has emerged: The Federal Trade Commission is warning about fraudulent testing kits being sold online to desperate customers.