HackingRetail & ConsumerRetailStolen CredentialsCapture Stored DataData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

SITEONE LANDSCAPE SUPPLY, INC.

bd_fa4fd944a4663390 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 14, 2020

Filed

Nov 2, 2020

To disclose

16 weeks

Affected

60state residents only

Linked

6 filings

Confidence

66%

Full breach record for SITEONE LANDSCAPE SUPPLY, INC. →2 incidents on file

SiteOne Landscape Supply notified the NH AG of a data breach where an unauthorized party accessed IT systems between July 2-14, 2020. The incident exposed PII including names, SSNs, DOBs, and financial account info for ~60 NH residents. SiteOne offered 1 year of credit monitoring and implemented enhanced monitoring software.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 12 days

discovery → filing · 16 weeks / 111 days

Jul 2, 2020

Begins

Jul 14, 2020

Discovered

Nov 2, 2020

Filed

vs. sector median

+8 wks slower

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

Massachusetts State AGbd_1659c19717de15ef2020-10-30 · +3dVerified
California State AGbd_78c3742d14e70eb72020-10-30 · +3dVerified
Indiana State AGbd_8f692a1432183e6d2020-10-30 · +3dVerified
Maine State AGbd_dbc2b891005824d92020-10-30 · +3dCandidate

Show 1 more filing ↓up to 3d gap

Montana State AGbd_fc20084fd4fb6e8e2020-10-30 · +3dVerified

Name: SITEONE LANDSCAPE SUPPLY, INC.
norm: siteone landscape supply

Name: SITEONE LANDSCAPE SUPPLY, INC.
norm: siteone landscape supply
Industry: Retail & Consumerllm

Discovered: Jul 14, 2020
Breach occurred: Jul 2, 2020 – Jul 14, 2020
Undetected for: 12 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 30, 2020
Affected individuals: 60state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Date of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General's Office

During the incident: Took steps to protect and secure its systems
Launched an investigation
Undertook a comprehensive review of the files
Secured the services of Experian to offer complimentary one-year membership of Experian's IdentityWorks
Implemented enhanced monitoring and alerting software
Changes made: Implemented enhanced monitoring and alerting software
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 16 weeks(111 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Massachusetts State AGOct 30 · first

California State AGOct 30 · first

Indiana State AGOct 30 · first

Maine State AGOct 30 · first

Montana State AGOct 30 · first

New Hampshire State AG+3d · 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://mm.nh.gov/files/uploads/doj/remote-docs/siteone-landscape-supply-20201102.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 2, 2020
Raw hash: a76ffafa271c5dd36e1609dc7d3517d2b8f40c1b79d4b4c9047c3b19ac6e1bb3

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entitySITEONE LANDSCAPE SUPPLY, INC.

Victim entitySITEONE LANDSCAPE SUPPLY, INC.

Incidentdiscovered Jul 14, 2020

Stated responseTook steps to protect and secure its systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov