HackingGovernmentGovernmentStolen CredentialsCustomer Data InvolvedIdentity (basic)CredentialsLowContained

City of Philadelphia

bd_c4ca7becb1d739f6 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 24, 2023

Filed

Jul 8, 2024

To disclose

14 months

Affected

Not disclosed

Linked

3 filings

Confidence

66%

Full breach record for City of Philadelphia →9 incidents on file

The City of Philadelphia notified consumers of unauthorized access to certain email accounts between May 26 and July 28, 2023. While no actual acquisition was confirmed, names and impacted data elements were potentially accessible. The City engaged third-party cybersecurity specialists and is offering credit monitoring and identity theft restoration services through Kroll.

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Vermont clock✗ VT AG >45 bday14 months discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

May 26, 2023

Begins

Jul 8, 2024

Filed

vs. sector median

+48 wks slower

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_38a8e395fa907b7e2024-07-08Verified
Maine State AGbd_61b530ec70c9c4bc2024-07-08Candidate

Name: City of Philadelphia
norm: city of philadelphia

Name: City of Philadelphia
norm: city of philadelphia
Industry: Governmentllm

Discovered: May 24, 2023
Breach occurred: May 26, 2023 – Jul 28, 2023
Materiality determined: —
Notification sent: Jul 8, 2024
Affected individuals: Not disclosed
Data types: Identity (basic)Credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Launched an investigation, with the assistance of third-party cybersecurity specialists
Offering credit monitoring, fraud consultation, and identity theft restoration services through Kroll
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 months(411 days from discovery to filing)
Compliance flags: VT AG >45 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Massachusetts State AGJul 8 · first

Maine State AGJul 8 · first

Vermont State AGJul 8 · first · 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.

Source URL: https://ago.vermont.gov/document/2024-07-08-city-philadelphia-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 8, 2024
Raw hash: d324830f260c35aa8ea84a16f3631c56d1a2c9ae34e98a618784e2c805a18f11

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityCity of Philadelphia

Victim entityCity of Philadelphia

Incidentdiscovered May 24, 2023

Stated responseLaunched an investigation, with the assistance of third-party cybersecurity specialists

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov