UnknownLow

TELEPHONE AND DATA SYSTEMS, INC.

bd_5b2392ef9a37b89a · schema v1 · pii pii-v2

Severity

Low

Discovered

—

Filed

Jun 24, 2021

To disclose

—

Affected · nationwide

994 in this filing

Linked

4 filings

Confidence

95%

Full breach record for TELEPHONE AND DATA SYSTEMS, INC. →

Telephone and Data Systems, Inc reported a data breach to the Indiana Attorney General. The breach occurred on 2021-01-20 and was reported on 2021-06-24. 4 Indiana residents were affected. 99 individuals affected in total.

J jump to incidentP pin to compareR raw source

Incident timeline

Jan 20, 2021

Begins

Jun 24, 2021

Filed

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Maine State AGbd_61bad7cf83045f492021-06-23 · +1dCandidate
Massachusetts State AGbd_6b760a3cdf9319f02021-06-23 · +1dVerified
Maine State AGbd_675d3d607620e8fc2021-08-03 · +40dVerified

Name: TELEPHONE AND DATA SYSTEMS, INC.
norm: telephone and data

Name: TELEPHONE AND DATA SYSTEMS, INC.
norm: telephone and data

Discovered: —
Breach occurred: Jan 20, 2021
Materiality determined: —
Notification sent: —
Affected individuals: 99state + nationwide
Data types: —
Attack vector: Unknown

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 3 states

View merged incident ↗

Maine State AGJun 23 · first

Massachusetts State AGJun 23 · first

Indiana State AG+1d · this page

Maine State AG+41d

Pattern: first filing Jun 23 (ME), last Aug 3 (ME) — a 41-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.

Source URL: https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/security-breaches/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 24, 2021
Raw hash: 0f50aa3656ace37590fa0b90bee82f652cf1e1ff27ac6c84908f1295c33121dc

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityTELEPHONE AND DATA SYSTEMS, INC.

Victim entityTELEPHONE AND DATA SYSTEMS, INC.

IncidentUnknown

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.in.gov