HackingTechnologyInformationCustomer Data InvolvedIdentity (basic)Financial accountMediumContained

Arcadia Publishing, Inc

bd_a48c88ef2a51812d · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 18, 2023

Filed

Oct 4, 2023

To disclose

7 weeks

Affected · nationwide

13,714181 in this filing

Linked

6 filings

Confidence

66%

Full breach record for Arcadia Publishing, Inc →

Arcadia Publishing, Inc. reported an external system breach (hacking) occurring on March 6, 2023, discovered on August 18, 2023. The incident compromised names and financial account/credit card numbers for 13,714 individuals, including 181 Maine residents. The company provided written notification on October 4, 2023, and offered identity theft protection services.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Aug 18, 2023 → Filed with AG Oct 4, 202347d ⏱ ME AG >30d7 weeks 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 · 165 days

discovery → filing · 7 weeks / 47 days

Mar 6, 2023

Begins

Aug 18, 2023

Discovered

Oct 4, 2023

Filed

vs. sector median

12 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

California State AGbd_3cfc2141bc9571ce2023-10-04Candidate
Montana State AGbd_5afcc48675649bc02023-10-04Verified
Vermont State AGbd_7b81b35e181b1bf32023-10-04Verified
Indiana State AGbd_9d3798c8ba6936872023-10-04Verified

Show 1 more filing ↓

Massachusetts State AGbd_cc7180aaf2328e7e2023-10-04Verified

Name: Arcadia Publishing, Inc
norm: arcadia publishing

Name: Arcadia Publishing, Inc
norm: arcadia publishing
Industry: Technologyllm

Discovered: Aug 18, 2023
Breach occurred: Mar 6, 2023
Undetected for: 165 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 4, 2023
Affected individuals: 13,714state + nationwide
Data types: Identity (basic)Financial account
Data elements: Financial account number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

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

Time to disclose: 7 weeks(47 days from discovery to filing)
Compliance flags: ME AG >30d · 47d
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: Aug 18, 2023
→ Filed with AG: Oct 4, 2023
47d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Aug 18, 2023 → Filed with AG: Oct 4, 2023	47d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

California State AGOct 4 · first

Montana State AGOct 4 · first

Vermont State AGOct 4 · first

Indiana State AGOct 4 · first

Massachusetts State AGOct 4 · first

Maine State AGOct 4 · 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/1b1058b8-f97c-4c5b-9a05-6febcf3990d3.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 4, 2023
Raw hash: 09ca4b2e623d191166707fa95bf0737af82295758ac236894ffc197db9b851f9

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityArcadia Publishing, Inc

Victim entityArcadia Publishing, Inc

Incidentdiscovered Aug 18, 2023

Stated responseSent written notification to affected consumers

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov