A letter from election officials in all 50 states and D.C. said the agency needed to take immediate action.

The effort from four separate groups includes both hacking attempts and fake news campaigns, according to the company.

Less than half of respondents in a survey of first responders said their agencies are "at least somewhat prepared in case of a cyberattack."

The group allegedly has targeted the defense, local government, oil and natural gas and telecommunications sectors in places including North America.

Topics on the agenda include critical infrastructure protection and information sharing.

The city of Azusa didn't disclose a payment in one incident, insurance paid up and now it's a victim again.

As ransomware attacks afflict every part of the country, lawmakers might be feeling them in their congressional districts, too.

One penetration test shows why it's important to track down as many bugs as possible in important enterprise software.

Police in Massachusetts gathered in mid-September to practice responding to cyberattacks from an adversary bent on disrupting the democratic process.

Vice President Mike Pence on Tuesday delivered the most direct and high-profile appeal from the Trump administration to states to accept federal aid in securing election systems.