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Verifications.io

Disclosed Mar 9, 20197 years ago763,117,241 accountsUnverified

In February 2019, the email address validation service verifications.io suffered a data breach . Discovered by Bob Diachenko and Vinny Troia , the breach was due to the data being stored in a MongoDB instance left publicly facing without a password and resulted in 763 million unique email addresses being exposed. Many records within the data also included additional personal attributes such as names, phone numbers, IP addresses, dates of birth and genders. No passwords were included in the data. The Verifications.io website went offline during the disclosure process, although an archived copy

What is known

People affected763,117,241 (accounts in the leaked data, per Have I Been Pwned)
DisclosedMar 9, 2019
HappenedFeb 25, 2019
AttackNot stated
Data exposedDates of birth, Emails, Employment, Location, IP addresses, Names, Phone numbers, Addresses
SectorTech
StatusUnverified: not yet confirmed by an official notice, a filing or the organization
Check your emailHave I Been Pwned

Sources

Source
Have I Been Pwned: Verifications.iohaveibeenpwned.com · Aggregator

Notices filed

WhereFiledPeople
Have I Been Pwnedaccounts in the dataMar 9, 2019763,117,241
History of this record
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

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