Chinese hackers have gained access to the designs of many of the nation's most sensitive advanced weapons systems, according to a report.

The U.S. government will use classified information about software vulnerabilities for the first time to protect companies outside of the military industrial complex.

The Lancaster. Pa. Community Safety Coalition is embarking on an "Adopt-A-Camera" campaign to raise funds that will help pay for the coalition's 161 surveillance cameras deployed around the city.

A new report from Chicago's inspector general finds safety might not be the city's main goal when picking the locations of red light cameras.

The Armed Citizen Project, a nonprofit group that arms residents living in high-crime cities, reportedly hopes to put shotguns in the hands of residents living in Chicago.

The Federal Reserve unveiled its new redesign of the $100 bill, featuring several new security measures designed to fight counterfeiting.

Government employees experienced a rate of nonfatal workplace violence that was more than three times the rate for private-sector employees during 2011.

Seattle is poised to become the first in the nation to provide direct funding for research into the causes and effects of gun violence.

Despite growing awareness of hate crimes, the share of those crimes reported to police has fallen in recent years.

The U.S. government is expanding a cybersecurity program that includes big banks, utilities and key transportation companies having emails and Web surfing scanned.