DisclosureLens
UnknownGovernment IDPCIMedium

Citibank

bd_2eead5b800986f1d · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jun 30, 2023

To disclose

—

Affected

8state residents only

Confidence

95%
Full breach record for Citibank →37 incidents on file

Citibank, N.A. reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2023-06-30. 8 Massachusetts residents were affected. The report records the breach type as electronic.

Incident timeline — partial

? — ?

Breach window unknown

Jun 30, 2023

Filed

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed8 affectedView incident

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.