The Biden administration, backed by U.S. allies, is publicly calling out Beijing for an attack this year on Microsoft's Exchange email server software that targeted computers worldwide.
Local police often don't feel equipped to investigate cybercrime. The NYPD is trying to teach patrol officers to ask the right questions about IP addresses, Bitcoin and phone spoofing.
Cybercrime is ballooning as scammers learn to research their victims and fine-tune their psychological tricks.
"We'll likely look back at this as a watershed moment," says Sen. Ben Sasse, as malware called Wana Decryptor is blamed for large-scale attacks around the world.
Cyberthieves steal hundreds of millions of dollars a year from the bank accounts of U.S. businesses. Many business owners are surprised to find out their bank is not obliged to make them whole.
Those indicted include an accused administrator who created a large network of hacked computers that stole private data "on approximately 200,000,000 occasions."
President Obama signed a new executive order that will allow the administration to freeze the assets of any individual or group involved in "malicious" cyberattacks.
Advocates say tools that cloak online identities are needed to protect activists. Prosecutors say they hinder efforts to police all kinds of crime, from child pornography to illegal gun sales.