Impact & Downstream Threats
This breach carries critical risk due to the nature of exposed data fields and the scale of affected records.
- Identity theft and synthetic identity construction using government-issued IDs
- Identity verification bypass using name + date of birth combination
- SIM swap attacks where phone numbers are present
- Targeted phishing campaigns using exposed email addresses
- Doxxing risk from physical address exposure
Breach Intelligence
Executive Summary
What happened in the , AT&T, Breach? November 30th 2024, 7:00 pm EST, AT&T Data Saga: From 2021 Leak Claims to 2024 Confirmation ,
, AT&T is still untangling the fallout from a huge cache of customer data-covering about 73 million current and former account holders-that first appeared for sale in 2021 and was finally confirmed as authentic in spring 2024. The dataset contains names, Social Security numbers, dates of birth, and four-digit account passcodes. AT&T continues to investigate whether the records came from its own environment or from a vendor, but it says there is still , no evidence, of an internal network intrusion. ,
— ,
, Breach Chronology ,
About AT&T
Telecommunications company providing wireless, broadband, and related services.
Data Points Exposed
Dark Web Verification
Status: Confirmed
- Dataset containing approximately 49.1M records identified in breach intelligence sources.
- The data is indexed and searchable across breach notification platforms.
Recommended Actions
⚠️ Do not assume this is low sensitivity.
Non-clients may request a breach impact review.
Frequently Asked Questions
In August 2021, AT&T experienced a data breach that exposed approximately 49.1M records containing personal information.
The exposed data includes fields such as date of birth, email address, full name, government id, phone number.
Approximately 49.1M records were affected based on current breach intelligence.
Protect Yourself
Check If You’re Affected
Enter your email to check if your data appears in this breach.
Get Free Breach Alerts
Be the first to know when new breaches are disclosed.
High-Risk? Get an Exposure Audit
Full-spectrum exposure audits for executives and public figures.
ObscureIQ Advisory
We combine proprietary dark web access with commercial and restricted breach intelligence to verify exposure and assess real-world risk.
- A public-facing individual
- A high-profile executive
- A customer of AT&T
- Or concerned about credential reuse
Powered by the ObscureIQ Breach Intelligence Database
© 2026 ObscureIQ · All Rights Reserved · Data Licensing
Latest from ObscureIQ
What Is Credit Monitoring? And Do I Want It? (Answer: Not Really)
Lock Down Browsers. Wipe Employee Footprints. Win Breach Wars.
Sextortion Spam