HackingFinancial ServicesFinanceCustomer Data InvolvedData ExfiltratedIdentity (basic)Government IDHigh

City National Bank of Florida

bd_5af843f65474ab40 · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 3, 2023

Filed

Jun 30, 2023

To disclose

27 days

Affected · nationwide

36,30613 in this filing

Linked

8 filings

Confidence

65%

Full breach record for City National Bank of Florida →2 incidents on file

City National Bank of Florida reported an external system breach that occurred from May 29 to May 30, 2023. The breach, discovered on June 3, 2023, compromised the names and Social Security Numbers of 36,306 individuals. The bank began notifying affected consumers on June 30, 2023, and offered 24 months of identity protection services.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d27 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 · 5 days

discovery → filing · 27 days

May 29, 2023

Begins

Jun 3, 2023

Discovered

Jun 30, 2023

Filed

vs. sector median

5 wks faster

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

A leak claim by dispossessor about this victim predates this filing by 573 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitecl0pbd_570679dab11b45562023-06-30Candidate

Regulatory filings (6) · sorted by filing gap

Vermont State AGbd_2df23e82ac6e9a132023-06-30Verified by operator
Massachusetts State AGbd_321c225b4f4158992023-06-30Verified by operator
Indiana State AGbd_3ccbdecad6096e662023-06-30Verified by operator
Montana State AGbd_d2a7f8ef8dac6e442023-06-30Verified by operator

Show 2 more filings ↓up to 38d gap

New Hampshire State AGbd_e4a5de2e9c6485cf2023-07-31 · +31dVerified
Maine State AGbd_29d5c53f10db83532023-08-07 · +38dVerified by operator

Name: City National Bank of Florida
norm: city national bank of florida
Domain: citynational.com

Name: City National Bank of Florida
norm: city national bank of florida
Domain: citynational.com
Industry: Financial Servicesllm

Discovered: Jun 3, 2023
Breach occurred: May 29, 2023 – May 30, 2023
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 30, 2023
Affected individuals: 36,306state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
Threat actor: External

During the incident: Notified affected individuals via written communication.
Offered identity theft protection services.
Changes made: 24 Months, IDX identity protection services include credit and CyberScan monitoring, a $1,000,000 insurance reimbursement policy, and fully managed ID theft recovery services.
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 27 days(27 days from discovery to filing)
Compliance flags: Leak >180dME AG ≤30d · 27d
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: Jun 3, 2023
→ Filed with AG: Jun 30, 2023
27d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 3, 2023 → Filed with AG: Jun 30, 2023	27d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 6 states

View merged incident ↗

Vermont State AGJun 30 · first

Massachusetts State AGJun 30 · first

Indiana State AGJun 30 · first

Montana State AGJun 30 · first

Maine State AGJun 30 · first · this page

New Hampshire State AG+31d

Maine State AG+38d

Pattern: first filing Jun 30 (VT), last Aug 7 (ME) — a 38-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/da4a8548-c405-46ee-9245-879c0dea69dc.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 30, 2023
Raw hash: 095e5e61671cdda4634e7e0b0899100df782b36f0b59fafe132638fbd140e466

Linked disclosures

Ransomware claims (1)

Regulatory filings (6) · sorted by filing gap

Reporting entityCity National Bank of Florida

Victim entityCity National Bank of Florida

Incidentdiscovered Jun 3, 2023

Stated responseNotified affected individuals via written communication.

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov