Social EngineeringGovernmentGovernmentPhishingStolen CredentialsCustomer Data InvolvedTargetedIdentity (basic)Government IDMediumContained

Erie County, Pennsylvania

bd_141417b062cc5c96 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 20, 2023

Filed

Apr 27, 2023

To disclose

5 weeks

Affected

1state residents only

Linked

4 filings

Confidence

65%

Full breach record for Erie County, Pennsylvania →

Erie County, PA notified Montana residents of a phishing incident (March 16-20, 2023) where unauthorized access to email boxes exposed names, SSNs, and driver's license numbers. Erie County secured accounts, engaged forensic investigators, and offered 1-year Experian monitoring. No evidence of misuse found.

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Incident timeline

undetected · 4 days

discovery → filing · 5 weeks / 38 days

Mar 16, 2023

Begins

Mar 20, 2023

Discovered

Apr 27, 2023

Filed

vs. sector median

5 wks faster

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

Indiana State AGbd_afae7b1aa5554b672023-04-27Verified
New Hampshire State AGbd_4c213a0e749b44d82023-05-01 · +4dVerified
Massachusetts State AGbd_cd888fd08088b5f52023-05-03 · +6dVerified

Name: Erie County, Pennsylvania
norm: erie county pennsylvania

Name: Erie County, Pennsylvania
norm: erie county pennsylvania
Industry: Governmentllm

Discovered: Mar 20, 2023
Breach occurred: Mar 16, 2023 – Mar 20, 2023
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 27, 2023
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

During the incident: Immediately secured the email accounts
Launched an investigation, with the assistance of a nationally recognized digital forensics firm
Searched Dark Web sources
Changes made: Implemented an enterprise-wide password reset
Enhancing training for employees regarding phishing attacks
Limiting use of sensitive personally identifiable information in County records
Strengthening our email filtering to help block dangerous emails
Adding new security features to our email accounts to identify external emails
Using multifactor authentication for County email accounts
Deploying security tools to enhance detection and accelerate response to cyber incidents
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(38 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Indiana State AGApr 27 · first

Montana State AGApr 27 · first · this page

New Hampshire State AG+4d

Massachusetts State AG+6d

Pattern: first filing Apr 27 (IN), last May 3 (MA) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-223.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 27, 2023
Raw hash: 049a520bac160e410cb43ff0fab10017ed1aba1070635d500a22e3ab40c61a4f

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityErie County, Pennsylvania

Victim entityErie County, Pennsylvania

Incidentdiscovered Mar 20, 2023

Stated responseImmediately secured the email accounts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov