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AT&T Data Breach Oct 2024

No known CVEs used

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Security Incident Summary

Severity Score

Significant to High

Organization

AT&T

Threat Actor

FamousSparrow

aka

Actor Type

APT

Type of Breach

Corporate Breach

News Timeline

Oct 11, 2024

Additional Report

US lawmakers seek answers on alleged Salt Typhoon breach of telecom giants go.theregister.com - The newly disclosed breach by China's Salt Typhoon cyberspies involved the compromise of wiretapping systems at US telecommunications companies Verizon, AT&T, and Lumen Technologies. This incident hig...
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Oct 10, 2024

Additional Report

China-Backed Salt Typhoon Hack Into AT&T, Verizon Networks msspalert.com - Salt Typhoon, a Chinese state-sponsored group, breached networks of major U.S. ISPs, including AT&T and Verizon, possibly compromising systems used for lawful wiretapping, thereby posing a significant...
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Oct 07, 2024

Additional Report

Chinese cyberspies reportedly breached Verizon, AT&T, Lumen go.theregister.com - Salt Typhoon, a cyber espionage group linked to Beijing, infiltrated the networks of major U.S. telecommunications firms Verizon, AT&T, and Lumen Technologies, potentially accessing systems used for l...
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Additional Report

Chinese Hackers Exploit Telecom Networks to Spy on US thecyberexpress.com - Chinese hackers, identified as the “Salt Typhoon” group, infiltrated the U.S. court wiretap system through major telecommunications companies, maintaining access for several months. This breach allowe...
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Additional Report

AT&T, Verizon reportedly hacked to target US govt wiretapping platform bleepingcomputer.com - The breach of multiple U.S. broadband providers by the Chinese hacking group Salt Typhoon specifically included access to systems used for U.S. federal court-authorized network wiretapping requests, p...
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Oct 06, 2024

Initial Disclosure

China-linked group Salt Typhoon hacked US broadband providers and breached wiretap systems securityaffairs.com - The breach by Salt Typhoon, a China-linked APT group, into U.S. broadband providers involved potential access to systems used for lawful wiretapping, posing a significant national security risk. Inves...
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Organization Details

Organization Size

268220

HQ Location

Dallas, TX

Industry

Telecommunications

Security Stack used by AT&T at time of breach (best approximation) Why?

Network Security

VPN/SASE

IDS/IPS

Endpoint Security

EDR

MDM

Identity Management

SSO / MFA

IGA

Application Security

WAF

SCA

Cloud Security

CASB

CWPP

SIEM / Threat Intel

SIEM

TIP

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What is AT&T?

AT&T Inc. is a major American multinational conglomerate specializing in telecommunications and digital entertainment services. Founded on October 5, 1983, as Southwestern Bell Corporation, AT&T's lineage traces back to Alexander Graham Bell's original Bell Telephone Company, established in 1877. Ov...
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Learn more about recent incidents

8 / 10

Lumen Technologies Oct, 2024

8 / 10

Verizon Communications Oct, 2024

9 / 10

Okta Oct, 2023

No known CVEs used

Subscribe for weekly updates

Security Incident Summary

Severity Score

Insignificant

Organization

Threat Actor

Actor Type

Type of Breach

Organization Details

Organization Size

HQ Location

Industry