HackingManufacturingManufacturingVulnerability ExploitData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)HighContained

AtriCure, Inc.

bd_8ed62bf839648801 · schema v1 · pii pii-v1

Severity

High

Discovered

Apr 7, 2021

Filed

Jun 4, 2021

To disclose

8 weeks

Affected · nationwide

3,1593 in this filing

Linked

6 filings

Confidence

66%

Full breach record for AtriCure, Inc. →2 incidents on file

AtriCure, Inc. reported an external system breach (hacking) occurring between December 24, 2020, and March 8, 2021, discovered on April 7, 2021. The incident affected 3,159 individuals, including 3 Maine residents. Personal information acquired included names combined with Social Security Numbers. AtriCure provided written notification and offered one year of credit monitoring and identity theft protection services through Experian.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Apr 7, 2021 → Filed with AG Jun 4, 202158d ⏱ ME AG >30d8 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 · 104 days

discovery → filing · 8 weeks / 58 days

Dec 24, 2020

Begins

Apr 7, 2021

Discovered

Jun 4, 2021

Filed

vs. sector median

2 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

HHS OCRbd_338592893cfa9fcf2021-06-04Verified
New Hampshire State AGbd_8c61212c9977bb272021-06-04Verified
Indiana State AGbd_9cebdf7d74930d072021-06-04Verified
Montana State AGbd_ad88398e2a96a76d2021-06-04Verified

Show 1 more filing ↓

Massachusetts State AGbd_e542fe1b6c0baf442021-06-04Verified

Name: AtriCure, Inc.
norm: atricure
Domain: atricure.com

Name: AtriCure, Inc.
norm: atricure
Domain: atricure.com
Industry: Manufacturingllm

Discovered: Apr 7, 2021
Breach occurred: Dec 24, 2020 – Mar 8, 2021
Undetected for: 104 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 4, 2021
Affected individuals: 3,159state + 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 written notification to affected individuals
Offered one year of credit monitoring and identity theft protection services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(58 days from discovery to filing)
Compliance flags: ME AG >30d · 58d
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: Apr 7, 2021
→ Filed with AG: Jun 4, 2021
58d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Apr 7, 2021 → Filed with AG: Jun 4, 2021	58d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

HHS OCRJun 4 · first

New Hampshire State AGJun 4 · first

Indiana State AGJun 4 · first

Montana State AGJun 4 · first

Massachusetts State AGJun 4 · first

Maine State AGJun 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-a1252b4f8318/11068b77-9c92-4963-b43f-9fd3afbcc8f6.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 4, 2021
Raw hash: dcf737bf83893e08ff8444026c71c4b69a467994f46c06027f695d49f26a6af7

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityAtriCure, Inc.

Victim entityAtriCure, Inc.

Incidentdiscovered Apr 7, 2021

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov