HackingGovernmentGovernmentStolen CredentialsCustomer Data InvolvedTargetedIdentity (basic)LowContained

City of Kingman, Arizona

bd_da25a51cfbb54a26 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 18, 2021

Filed

Aug 23, 2021

To disclose

27 weeks

Affected

1state residents only

Confidence

64%

Full breach record for City of Kingman, Arizona →

The City of Kingman, Arizona, notified individuals of a cybersecurity incident where an unauthorized actor accessed computer systems between Feb 18-26, 2021. The actor may have viewed/taken files containing names. The City reset passwords, notified law enforcement, and provided 12 months of credit monitoring via Experian.

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Incident timeline

discovery → filing · 27 weeks / 186 days

Feb 18, 2021

Begins

Feb 18, 2021

Discovered

Aug 23, 2021

Filed

vs. sector median

+16 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: City of Kingman, Arizona
norm: city of kingman arizona

Name: City of Kingman, Arizona
norm: city of kingman arizona
Industry: Governmentllm

Discovered: Feb 18, 2021
Breach occurred: Feb 18, 2021 – Feb 26, 2021
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 23, 2021
Affected individuals: 1state-resident count only
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: prompt notification to law enforcement authorities
Initial access: valid_credentials

During the incident: Launched an investigation to confirm the nature and scope of the incident
Restored our normal business operations
Conducted a thorough review of the impacted files with outside assistance
Undertook efforts to locate address information for potentially impacted individuals
Prompt notification to law enforcement authorities
Changes made: Enhance the security of our systems
Resetting employees’ account passwords
Reviewing our existing policies and procedures
Implementing enhanced employee training protocols
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 weeks(186 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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/notificationLetter-67.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 23, 2021
Raw hash: ffcf08872178f328ad1b1867fc6e3e8d12a9a3dcd2d65f0b74fdac7b4c2ed05e

Reporting entityCity of Kingman, Arizona

Victim entityCity of Kingman, Arizona

Incidentdiscovered Feb 18, 2021

Stated responseLaunched an investigation to confirm the nature and scope of the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov