3-4 years ago, the entire TRICARE system was suspected of being breached, because a contractor in San Antonio left a laptop in her car...and someone stole it.
Shortly thereafter, the entire DoD personnel system was suspected of being breached by a foreign-power....the notification letter from the Director the Personnel System said she too was in the same boat...irony. Divine justice?
Both of those breaches were in the millions of affected people.
Graciously, the government offered to give credit-checks for three years....