“But the man who transformed Equifax was plagued each and every day by the fear that hackers would penetrate the company’s firewall and make off with the personal data of millions of people.” A team of writers at Bloomberg did a great job of piecing together what we know about the Equifax hack (and how your personal data is being exchanged all the time, even without the hacks): The Equifax Hack Has the Hallmarks of State-Sponsored Pros.