HackingProfessional ServicesProfessional ServicesCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountEmploymentMediumContained

Branton de Jong and Associates

bd_19d22f515f8fba49 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 16, 2018

Filed

Mar 25, 2018

To disclose

9 days

Affected

Not disclosed

Linked

3 filings

Confidence

64%

Full breach record for Branton de Jong and Associates →

Branton, de Jong and Associates experienced unauthorized access to its tax preparation system from a foreign IP address between February 11 and February 26, 2018. The company detected suspicious activity and engaged forensic investigators who confirmed the breach on March 16, 2018. Affected data may include names, SSNs, financial account details, and employment information. The company notified the FBI, IRS, and credit bureaus, and offered identity theft protection services.

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California clockDiscovered Mar 16, 2018 → Notified Mar 27, 201811d ✓ CA 60-day OK9 days discovery → filing

Incident timeline

undetected · 33 days

discovery → filing · 9 days

Feb 11, 2018

Begins

Mar 16, 2018

Discovered

Mar 25, 2018

Filed

vs. sector median

16 wks faster

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

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_48613da3294895152018-03-25Verified
Montana State AGbd_1950c9a414bfdd5a2018-03-27 · +2dCandidate

Name: Branton de Jong and Associates
norm: branton de jong and associates

Name: Branton de Jong and Associates
norm: branton de jong and associates
Industry: Professional Servicesllm

Discovered: Mar 16, 2018
Breach occurred: Feb 11, 2018 – Feb 26, 2018
Undetected for: 33 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 27, 2018
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountEmployment
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified the FBINotified the IRSNotified all applicable state agencies

During the incident: Contacted tax preparation software
Changed all passwords
Hired a leading, specialized forensic IT firm
Notified the FBI
Notified the IRS
Notified all three credit bureaus
Notified all applicable state agencies
Provided complimentary identity theft protection services through ID Experts
Changes made: Reviewed security measures to ensure reasonable steps have been taken to avoid such an incident from occurring again
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 days(9 days from discovery to filing)
Compliance flags: CA 60-day OK · 11d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Mar 16, 2018
→ Notified: Mar 27, 2018
11d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Mar 16, 2018 → Notified: Mar 27, 2018	11d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Massachusetts State AGMar 25 · first

California State AGMar 25 · first · this page

Montana 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://oag.ca.gov/ecrime/databreach/reports/sb24-134775
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 25, 2018
Raw hash: 0ef975619822c120990e48a53038991266d5614fb1dd9f95e3397c6bb84f60d8

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityBranton de Jong and Associates

Victim entityBranton de Jong and Associates

Incidentdiscovered Mar 16, 2018

Stated responseContacted tax preparation software

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov