HackingTechnologyInformationCustomer Data InvolvedIdentity (basic)PIILowContained

OSI SYSTEMS, INC.

bd_c9de4de82a095804 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 10, 2026

Filed

Mar 10, 2026

To disclose

28 days

Affected

Not disclosed

Linked

10 filings

Confidence

66%

Full breach record for OSI SYSTEMS, INC. →

OSI Systems notified Vermont consumers of unauthorized network access. Suspicious activity was detected, leading to a forensic investigation that confirmed unauthorized access to files containing names and other personal information. OSI Systems secured the network, engaged third-party forensic specialists, and is offering 12-24 months of complimentary credit monitoring.

J jump to incidentP pin to compareR raw source

Vermont clock⏱ VT AG >14 bday28 days discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

discovery → filing · 28 days

Feb 10, 2026

Discovered

Mar 10, 2026

Filed

vs. sector median

15 wks faster

This filing is one of 10 about the same incident.View merged incident

A leak claim by inc_ransom about this victim predates this filing by 70 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteinc_ransombd_0fe82859b7e740312025-12-30 · +70dVerified

Regulatory filings (8) · sorted by filing gap

Nebraska State AGbd_03b6bd32acad77302026-03-11 · +1dVerified
New Hampshire State AGbd_0a97f13a9774839c2026-03-11 · +1dVerified by operator
Maine State AGbd_1be6cf685a8a18642026-03-11 · +1dVerified
Washington State AGbd_5de9a0ae9cba56792026-03-11 · +1dVerified by operator

Show 4 more filings ↓up to 2d gap

Indiana State AGbd_70c902ae9bbbfa9f2026-03-11 · +1dVerified
Massachusetts State AGbd_7bfa9894135dbf542026-03-11 · +1dVerified by operator
California State AGbd_f9015384334e14fd2026-03-11 · +1dVerified
Texas State AGbd_a5c9fc36c25a18cd2026-03-12 · +2dVerified

Name: OSI SYSTEMS, INC.
norm: osi systems
Domain: osi-systems.com

Name: OSI SYSTEMS, INC.
norm: osi systems
Domain: osi-systems.com
Industry: Technologyllm

Discovered: Feb 10, 2026
Materiality determined: —
Notification sent: Mar 11, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)PII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Promptly took steps to secure our network
Initiated a comprehensive investigation to determine the full nature and scope of the activity with the assistance of third-party forensic specialists
Offering you immediate access to complimentary single bureau credit monitoring and fraud assistance for twelve (12) / twenty-four (24) months from the date of enrollment, at no cost to you through IDX
Changes made: Implementing additional security measures to further protect against similar incidents occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: VT AG >14 bdayLeak >30d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 9 states

View merged incident ↗

Vermont State AGMar 10 · first · this page

Nebraska State AG+1d

New Hampshire State AG+1d

Maine State AG+1d

Washington State AG+1d

Indiana State AG+1d

Massachusetts State AG+1d

California State AG+1d

Texas State AG+2d

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://ago.vermont.gov/document/2026-03-10-osi-systems-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 10, 2026
Raw hash: c7042ba4d9b54e7566939ac03a0b50d36f1519934dc8d601e7c4c7ed7f7553b7

Linked disclosures

Ransomware claims (1)

Regulatory filings (8) · sorted by filing gap

Reporting entityOSI SYSTEMS, INC.

Victim entityOSI SYSTEMS, INC.

Incidentdiscovered Feb 10, 2026

Stated responsePromptly took steps to secure our network

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov