Brookings researchers conducted their study over 120 days.

The combined company will merge in a massive $61 billion deal but could face regulatory hurdles.

The practice violates federal law and a 2011 order from the FTC, which alleged Twitter's failure to safeguard user data led to two breaches.

Cyber is a major part of the agency's work on a host of domestic and international issues, FBI Director Christopher Wray said.

Lt. Gen. Michael Groen said DOD will need to do more to bring the branches together and act as a "doer" instead of a coordinating body.

The group is believed to have hit more than 50,000 victims.

"Google cannot allow its online advertising-focused digital infrastructure to be weaponized against women," the lawmakers write.

Researchers shared the data to provide a more complete context about the data and questions surrounding it, they said.

HART will become the one-stop shop for profiles that combine data from other DHS projects.