HackingEducationEducationData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)HighContained

University of Rochester

bd_659d73894032e3ae · schema v1 · pii pii-v1

Severity

High

Discovered

Jul 19, 2023

Filed

Jul 28, 2023

To disclose

9 days

Affected · nationwide

88,02591 in this filing

Linked

8 records

Confidence

65%

Full breach record for University of Rochester →5 incidents on file

Maine AG notice for University of Rochester breach occurring 05/27/2023, discovered 07/19/2023. Third-party vendor unauthorized access exposed names and SSNs. 88,025 total individuals affected (91 Maine residents). Notification sent 07/28/2023 offering 2 years of Experian IdentityWorks.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jul 19, 2023 → Filed with AG Jul 28, 20239d ✓ ME AG ≤30d9 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 · 53 days

discovery → filing · 9 days

May 27, 2023

Begins

Jul 19, 2023

Discovered

Jul 28, 2023

Filed

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

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_7d744ab9ef9b3c312023-07-14 · +13dVerified

Regulatory filings (6) · sorted by filing gap

Vermont State AGbd_419f463a975f38c72023-07-28Verified
Montana State AGbd_8283f86271ea7a052023-07-28Verified by operator
Indiana State AGbd_85e559820964f4f52023-07-28Verified
Massachusetts State AGbd_ebc1aa14a808124d2023-07-28Verified by operator

Show 2 more filings ↓up to 4d gap

California State AGbd_f7935ffb9c85c7d12023-07-28Verified by operator
New Hampshire State AGbd_baba64b11eeaa1eb2023-08-01 · +4dVerified by operator

Name: University of Rochester
norm: university of rochester
Domain: rochester.edu

Name: University of Rochester
norm: university of rochester
Domain: rochester.edu
Industry: Educationllm

Discovered: Jul 19, 2023
Breach occurred: May 27, 2023
Undetected for: 53 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 28, 2023
Affected individuals: 88,025state + nationwide
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise
Threat actor: Partner
Initial access: supply_chain

During the incident: Sent written notification to affected individuals
Offered Two Year Experian IdentityWorksSM identity theft protection services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 days(9 days from discovery to filing)
Compliance flags: ME AG ≤30d · 9d
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: Jul 19, 2023
→ Filed with AG: Jul 28, 2023
9d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jul 19, 2023 → Filed with AG: Jul 28, 2023	9d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Vermont State AGJul 28 · first

Montana State AGJul 28 · first

Indiana State AGJul 28 · first

Massachusetts State AGJul 28 · first

California State AGJul 28 · first

Maine State AGJul 28 · first · this page

New Hampshire State AG+4d

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/c684da85-ab09-41bb-9daa-66bf522623c5.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 28, 2023
Raw hash: faaeadb8476aaa4b42cdf88319f0544b5a954933d74fb06f944e85097937c645

Linked disclosures

Ransomware claims (1)

Regulatory filings (6) · sorted by filing gap

Reporting entityUniversity of Rochester

Victim entityUniversity of Rochester

Incidentdiscovered Jul 19, 2023

Stated responseSent written notification to affected individuals

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov