Massachusetts Department of Revenue
bd_14bf4808b1e23c8e · schema v1 · pii pii-v2
Full breach record for Massachusetts Department of Revenue →45 incidents on fileThe Commonwealth of Massachusetts Department of Revenue notified individuals that unauthorized access occurred to their personal information. The notice is a template with placeholder dates. The DOR offered 24 months of credit monitoring via Experian. No specific attack vector, malware, or threat actor was identified. The incident status and specific dates are not provided in this template notice.
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Incident timeline — partial
? — ?
Breach window unknown
Oct 1, 2026
Filed
No interval is drawn: no breach start or discovery date is on record for this filing.
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- Massachusetts State AGbd_c2eb8e7f755d2a352026-10-01Candidate
Filing propagation · 2 filings
View merged incident ↗Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.