DisclosureLens
HackingInformationCustomer Data InvolvedGovernment IDMediumContained

Headwall Photonics

bd_7c88004698ab3f2a · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 26, 2023

Filed

Jun 8, 2023

To disclose

13 days

Affected · nationwide

2366 in this filing

Linked

4 filings

Confidence

50%
Full breach record for Headwall Photonics →

Headwall Photonics, Inc. reported an external system breach that was discovered on May 26, 2023. The breach, which occurred on May 15, 2023, resulted in the acquisition of names and Social Security numbers. A total of 236 individuals were affected, including 6 residents of Maine. Affected individuals were notified in writing on June 7, 2023, and were offered 24 months of credit monitoring services through Experian.

Maine clockDiscovered May 26, 2023 → Filed with AG Jun 8, 202313d ✓ ME AG ≤30d13 days discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 11 days
discovery → filing · 13 days

May 15, 2023

Begins

May 26, 2023

Discovered

Jun 8, 2023

Filed

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Filing propagation · 4 filings · 4 states

View merged incident ↗
Indiana State AGJun 7 · first
Massachusetts State AG+1d
New Hampshire State AG+1d
Maine State AG+1d · this page

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.