(Reuters) – Under Armour Inc (UAA.N) (UA.N) pronounced on Thursday that information from some 150 million MyFitnessPal diet and aptness app accounts was compromised in February, in one of a biggest hacks in history, promulgation shares of a jaunty attire builder down 3 percent in after-hours trade.
The stolen information includes comment user names, email addresses and scrambled passwords for a renouned MyFitnessPal mobile app and website, Under Armour pronounced in a statement. Social Security numbers, motorist permit numbers and remuneration label information were not compromised, it said.
It is a largest information crack this year and one of a tip 5 to date, formed on a series of annals compromised, according to SecurityScorecard.
Larger hacks embody 3 billion Yahoo accounts compromised in a 2013 occurrence and certification for some-more than 412 million users of adult websites run by California-based FriendFinder Networks Inc in 2016, according to crack presentation website LeakedSource.com.
Under Armour pronounced it is operative with information confidence firms and law enforcement, though did not yield sum on how a hackers got into a network or pulled out a information but removing held in a act.
While a crack did not embody financial data, vast troves of stolen email addresses can be profitable to cyber criminals.
Email addresses retrieved in a 2014 conflict that compromised information on some 83 million JPMorgan Chase business was after used in pump-and-dump schemes to boost batch prices, according to U.S. sovereign indictments in a box in 2015.
Under Armor pronounced in an warning on a website that it will need MyFitnessPal users to change their passwords, and it urged users to do so immediately.
“We continue to guard for questionable activity and to coordinate with law coercion authorities,” a association said, adding that it was bolstering systems that detect and forestall unapproved entrance to user information.
Under Armour pronounced it started notifying users of a crack on Thursday, 4 days after it initial schooled of a incident.
Under Armour bought MyFitnessPal in 2015 for $475 million. It is partial of a company’s connected aptness division, whose income final year accounted for 1.8 percent of Under Armour’s $5 billion in sum sales.
Reporting by Nivedita Balu in Bengaluru and Jim Finkle in Toronto; Editing by Leslie Adler