DisclosureLens
MalwareFinancial ServicesFinanceRansomwareSupply Chain (3P Vendor)Data ExfiltratedData EncryptedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Tax Sheltered Compensation, Inc.

bd_a0adda5b3740c0df · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 31, 2021

Filed

Jun 14, 2021

To disclose

11 weeks

Affected

9state residents only

Linked

5 filings

Confidence

66%
Full breach record for Tax Sheltered Compensation, Inc.

Tax Sheltered Compensation, Inc. (TSC) notified Montana residents of a ransomware incident at third-party cloud host Netgain. Unauthorized access occurred between late September and December 3, 2020, resulting in data exfiltration. TSC confirmed on March 31, 2021, that affected data included names, dates of birth, and Social Security numbers. TSC is offering 12 months of identity monitoring via Kroll.

Incident timeline

undetected · 211 days
discovery → filing · 11 weeks / 75 days

Sep 1, 2020

Begins

Mar 31, 2021

Discovered

Jun 14, 2021

Filed

vs. sector median

+2 wks slower

This filing is one of 5 about the same incident.View merged incident
Part of Netgain Networks supply-chain incident (2021) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Filing propagation · 5 filings · 5 states

View merged incident ↗
Maine State AGJun 14 · first
Massachusetts State AGJun 14 · first
Montana State AGJun 14 · first · this page

Pattern: first filing Jun 14 (ME), last Jun 21 (NH) — a 7-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.