HackingOtherCustomer Data InvolvedPIIMediumContained

Rochester Philharmonic Orchestra

bd_c1c85951f3e733f2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 11, 2025

Filed

May 28, 2026

To disclose

28 weeks

Affected · nationwide

1,7263 in this filing

Linked

8 records

Confidence

65%

Full breach record for Rochester Philharmonic Orchestra →

Rochester Philharmonic Orchestra (NY) reported an external system breach (hacking) occurring on 10/21/2025, discovered on 11/11/2025. The incident affected 1,726 individuals, including 3 Maine residents. The organization provided 12 months of credit monitoring services to affected parties.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d28 weeks 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 · 21 days

discovery → filing · 28 weeks / 198 days

Oct 21, 2025

Begins

Nov 11, 2025

Discovered

May 28, 2026

Filed

vs. sector median

+22 wks slower

This filing is one of 8 records about the same incident.View merged incident

A leak claim by akira about this victim was first seen 184 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteakirabd_3e1555b835a5290a2025-10-15 · +225dVerified by operator

Regulatory filings (5) · sorted by filing gap

Massachusetts State AGbd_253bda8c448c14ad2026-05-28Verified by operator
New Hampshire State AGbd_87299a39b808c71e2026-05-29 · +1dVerified by operator
Vermont State AGbd_b02eb26d4824fec92026-05-29 · +1dVerified by operator
Indiana State AGbd_74744a5301dae8922026-05-27 · +1dVerified by operator

Show 1 more filing ↓up to 1d gap

Nebraska State AGbd_87fc6915934ecfc82026-05-27 · +1dVerified by operator

Press reports (1)

Pressakirabd_d4a7f57346bbcdb02025-10-15 · +225dCandidate

Name: Rochester Philharmonic Orchestra
norm: rochester philharmonic orchestra
Domain: rpo.org

Name: Rochester Philharmonic Orchestra
norm: rochester philharmonic orchestra
Domain: rpo.org
Industry: Otherllm

Discovered: Nov 11, 2025
Breach occurred: Oct 21, 2025
Undetected for: 21 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 27, 2026
Affected individuals: 1,726state + nationwide
Data types: PII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Initial access: exploit_public_facing

During the incident: Provided 12 months of credit monitoring services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 weeks(198 days from discovery to filing)
Compliance flags: Leak >180dME AG >30d · 198dME resident >60d · 197d
Discovery-date grounding: 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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Nov 11, 2025
→ Filed with AG: May 28, 2026
198d 30 days (soft) ME AG >30d
Maine
Discovered: Nov 11, 2025
→ Notified: May 27, 2026
197d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Nov 11, 2025 → Filed with AG: May 28, 2026	198d	30 days (soft)	ME AG >30d
Maine	Discovered: Nov 11, 2025 → Notified: May 27, 2026	197d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Indiana State AGMay 27 · first

Nebraska State AGMay 27 · first

Massachusetts State AG+1d

Maine State AG+1d · this page

New Hampshire State AG+2d

Vermont State AG+2d

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.

Source URL: https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/9da66eab-c25d-4e8a-9f05-47a9ece1b884.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 28, 2026
Raw hash: 8871a308249996c0da25bbf550ca2e48a2aa4fc708050211c85ec04016bec2f1

Linked disclosures

Ransomware claims (1)

Regulatory filings (5) · sorted by filing gap

Press reports (1)

Reporting entityRochester Philharmonic Orchestra

Victim entityRochester Philharmonic Orchestra

Incidentdiscovered Nov 11, 2025

Stated responseProvided 12 months of credit monitoring services

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov