Verizon

Disclosed Jul 12, 2017225 affectedConfirmed

Vendor NICE Systems left Verizon customer call data in public S3 bucket

UpGuard found a publicly accessible Amazon S3 bucket run by a NICE Systems engineer holding names, addresses, account details and PINs of as many as 14 million Verizon customers; it was secured on June 22, 2017 after a June 13 notification.

What is known

People affected	225 (as reported by the organization)
Disclosed	Jul 12, 2017
Attack	Exposed data
Data exposed	NamesAddressesPhone numbersCredentials and tokens
Sector	Telecom · US
Status	Confirmed

Sources

Newsupguard.com

Cloud Leak: How A Verizon Partner Exposed Millions of Customer Accounts

Official noticein.gov

Indiana Attorney General 2017 data breach report: Verizon

Notices filed

TotalJul 12, 2017

ResearchCount not stated

Residents of INJul 19, 2017

Indiana AG2 people

Other breaches at Verizon

Verizon insider accessed file with data of 63,206 employeesInsider exposed names, addresses, Social Security numbers and employment records.Insider63K affectedTelecomUSUnverifiedFeb 6, 2024 Breach, details not statedExposed names, payment cards and financial details. Reported to the Maine AG.26 affectedTechUSMay 31, 2019

History of this record

source_type2026-09-25

press to officialby backfillSource

source_url2026-09-25

https://www.upguard.com/breaches/verizon-cloud-leak to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/DB-Year-to-date-Report-2017.pdfby backfillSource

status2026-09-25

disclosed to confirmedby backfillSource

verified_by2026-09-25

empty to in-agby backfillSource

verified2026-09-25

0 to 1by backfillSource

records_basis2026-09-25

empty to organizationby backfillSource

records2026-09-25

empty to 225by backfillSource

Added2026-09-25

First recordedby seedSource

First seen 2026-09-25 (Research), confirmed by Indiana AG. Record counts are as reported. Not legal advice.

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