Return of letters of marque: The US may be on the verge of taking an unprecedented step in the fight against cybercrime: With the Scam Farms Marque and Reprisal Authorization Act of 2025, Congress wants to revive a centuries-old instrument – letters of marque and reprisal, also known as letters of marque. Historically, these allowed private ship owners to capture enemy merchant fleets on behalf of their country.
Now, cyber pirates are to be given similar rights to combat foreign hackers, fraud networks, and state-sponsored cybercriminals. But what at first glance appears to be an innovative solution turns out, on closer inspection, to be a highly controversial undertaking that raises profound legal, ethical, and strategic questions.










