The Federal Bureau of Investigation (FBI) has charted a growing interest in cyber terrorism beyond the breaches, hacks and theft that have thus far hit domestic targets, an official said Wednesday. “It focused against the websites that are hosted in the U.S.,” Joseph Demarest, assistant director for the bureau’s cyber division, said during a House Homeland Security subcommittee hearing. The FBI has also identified three groups seeking to cause physical damage through cyber attacks. Such cyber terrorists are not yet…