MisuseTelecom & MediaInformationData MishandlingCustomer Data InvolvedIdentity (basic)Government IDFinancial accountAuthenticationMediumContained

AT&T INC.

bd_635a6315220ced14 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jul 13, 2023

To disclose

—

Affected

Not disclosed

Linked

2 filings

Confidence

68%

Full breach record for AT&T INC. →19 incidents on file

AT&T disclosed a data breach affecting customers in Vermont. On or about May 17, 2023, an employee retained customer PII without authorization, including SSN, driver's license, credit card numbers, and DOB. AT&T took action against the employee and offered one year of Experian IdentityWorks. Notification was sent July 13, 2023.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline

May 17, 2023

Begins

Jul 13, 2023

Filed

This filing is one of 2 about the same incident.View merged incident

A leak claim by everest about this victim predates this filing by 258 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteeverestbd_479eaf8096b7594f2022-10-28 · +258dVerified

Name: AT&T INC.
norm: at t
Domain: att.com

Name: AT&T INC.
norm: at t
Domain: att.com
Industry: Telecom & Mediallm

Discovered: —
Breach occurred: May 17, 2023
Materiality determined: —
Notification sent: Jul 13, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountAuthentication
Attack vector: Insider
MITRE ATT&CK: T1530 Data from Cloud Storage Object
Threat actor: Internal
Initial access: insider_action

During the incident: Taken appropriate action with the individual who retained your information in violation of our policies and guidelines
Offering a complimentary one-year membership of Experian’s IdentityWorks
Changes made: Offered a complimentary one-year membership of Experian’s IdentityWorks
Source: Quoted from the filing itself, not independently verified.

Compliance flags: Leak >180d
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

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/2023-07-13-att-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 13, 2023
Raw hash: 8c4337b841526500d8f268c5b9e5f4daa4185d64562c5f8a7e4956198321c927

Linked disclosures

Ransomware claims (1)

Reporting entityAT&T INC.

Victim entityAT&T INC.

IncidentInsider

Stated responseTaken appropriate action with the individual who retained your information in violation of our policies and guidelines

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov