HackingGovernmentGovernmentData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)HighContained

Washington Convention and Sports Authority t/a Events DC

bd_e8cc28a553168c83 · schema v1 · pii pii-v1

Severity

High

Discovered

Sep 29, 2022

Filed

May 15, 2023

To disclose

33 weeks

Affected · nationwide

1,4491 in this filing

Linked

3 records

Confidence

66%

Full breach record for Washington Convention and Sports Authority t/a Events DC →

Washington Convention and Sports Authority (t/a Events DC) reported an external system breach (hacking) on September 29, 2022, discovered the same day. The incident affected 1,449 individuals, including 1 Maine resident. Acquired data included names and Social Security Numbers. The entity notified affected individuals electronically on April 27, 2023, and provided 24 months of Experian IdentityWorks services.

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Maine clockDiscovered Sep 29, 2022 → Filed with AG May 15, 2023228d ⏱ ME AG >30d33 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 33 weeks / 228 days

Sep 29, 2022

Begins

Sep 29, 2022

Discovered

May 15, 2023

Filed

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

Linked disclosures

Why this link?

Ransomware claims (2)

Leak Sitealphvbd_4d28397299b53ae52022-12-15 · +151dVerified by operator
Leak Sitealphvbd_e7815b40a6d448fe2022-10-14 · +213dVerified by operator

Name: Washington Convention and Sports Authority t/a Events DC
norm: washington convention and sports authority t a events dc
Domain: eventsdc.com
Industry: government_public

Name: Washington Convention and Sports Authority t/a Events DC
norm: washington convention and sports authority t a events dc
Domain: eventsdc.com
Industry: government_public
Industry: Governmentllm

Discovered: Sep 29, 2022
Breach occurred: Sep 29, 2022
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 27, 2023
Affected individuals: 1,449state + nationwide
Data types: Government IDIdentity (basic)
Data elements: Social Security 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 electronic notification to affected individuals
Offered 24-months of Experian IdentityWorks including credit monitoring, identity restoration, and up to $1 Million Identity Theft Insurance
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 33 weeks(228 days from discovery to filing)
Compliance flags: ME AG >30d · 228dME resident >60d · 210d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Sep 29, 2022
→ Filed with AG: May 15, 2023
228d 30 days (soft) ME AG >30d
Maine
Discovered: Sep 29, 2022
→ Notified: Apr 27, 2023
210d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Sep 29, 2022 → Filed with AG: May 15, 2023	228d	30 days (soft)	ME AG >30d
Maine	Discovered: Sep 29, 2022 → Notified: Apr 27, 2023	210d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/52c58c65-aa2f-4ed7-bbee-39c1bf7f4b28.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 15, 2023
Raw hash: a9f4e55da5fb728e05d4013e0f2c99b9ad2e41b0b4fc28f03e1a1d90228c4fbf

Linked disclosures

Ransomware claims (2)

Reporting entityWashington Convention and Sports Authority t/a Events DC

Victim entityWashington Convention and Sports Authority t/a Events DC

Incidentdiscovered Sep 29, 2022

Stated responseSent electronic notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov