The ID checking company said the data breach included people’s full names and driver’s licenses and other government-issued identity documents.
The three Indian companies are accused of using hackers to steal information used to sway litigation.
The latest heist is one of the largest thefts of cryptocurrency to date.
The company, which distributes medicines and medical devices to hospitals and healthcare practices across the U.S., said it was hacked and expects intermittent service degradation.
The ATF is the latest federal government agency in recent years to notify Congress of a “major incident” involving its cybersecurity.
The private equity giant confirms a breach, weeks after Google researchers said hackers were targeting financial companies.
A hacker pretending to work for a leading cryptocurrency news website targeted several cybersecurity professionals using Google Docs as a way to deliver malware.
The data search and AI giant confirmed unauthorized access to its systems during an incident on Tuesday, and said it was investigating the breach.
Hackers are targeting internet-connected Siemens controllers used in water facilities around the United States.
The U.S. phone provider escaped a large-scale breach of its network after identifying Chinese-backed hackers early on.