Security

Gallery: The 10 biggest business hacks of 2016

Yahoo!

One theme dominated cybersecurity trends in 2016: Change your password. 2016's biggest corporate hack was the revelation that a 2014 Yahoo hack--allegedly perpetrated by the group known as Pease--exposed the private information of more than half a billion accounts.

Yahoo! / CNET

By Dan Patterson

Dan is a Senior Producer for CNET and CBS News.