The ransom was a cheaper alternative than trying a virus removal. It was paid on Bitcoins. The school used a so-called cyber-insurance policy to pay the fee. The school didn’t really have much of an option. The hackers are based in Eastern European with countries the U.S. doesn’t do business with. “This is, in fact, a very large, well-organized, multinational group that’s well known to the U.S. government, well known to law enforcement, but can’t be stopped until our country and their country come to an agreement on stopping it,” the cybersecurity expert Philip Lieberman told to the media. The only way to secure the computer environment is to deploy automated and isolated backup mechanism.