Hackers in 2017 exploited weaknesses in Equifax's cybersecurity network to steal sensitive personal data of nearly half of all Americans.
On Monday, the Justice Department announced charges against four members of Chinese military on suspicion of stealing trade secrets and personal data.
While not the largest known breach, it is considered the most damaging.
Coming up on Tech Tuesday: Cracking down on foreign hackers, Samsung unveils a new smartphone today and more.
Mark Williams, business reporter, The Columbus Dispatch
Katie Benner, Justice Department reporter, The New York Times
Russell Holly, contributing editor, Android Central