A little-noticed provision in the new anti-terrorism act imposes U.S. cyber crime laws on other nations, whether they like it or not. An amendment to the definition of a "protected computer" for the first time explicitly enables U.S. law enforcement to prosecute computer hackers outside the United States in cases where neither the hackers nor their victims are in the U.S., provided only that packets related to that activity traveled through U.S. computers or routers.