Hackers leak documents from US Pentagon’s IT provider Leidos, probe begins

Hackers have leaked internal documents stolen from Leidos Holdings Inc., one of the largest IT services providers to the US government, according to a person familiar with the matter.

Leidos recently learned of the issue and believes the documents were stolen in a previously disclosed breach of a Diligent Corp. system it used, said the person, who asked not to be identified because the information isn’t public. Leidos is investigating the issue, the person added.