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July 23, 2018 Verified Sensitive Record Sales intelligence / B2B data platform

Apollo B2B Profile Data Incident (2018)

The 2018 Apollo data breach is a professional-contact corpus from a sales-intelligence and B2B profile platform.

125.9 Million
Reported Records
8
Data Types
Critical
Severity
Yes
Verification

Exposed Data Types

8
Email addresses
Employers
Geographic locations
Job titles
Names
Phone numbers
Salutations
Social-media profiles

Additional Information

Added DateOctober 5, 2018
Breach DateJuly 23, 2018
Domainapollo.io
SourceAuthenticated sales-intelligence and B2B profile corpus
Last Content UpdateJuly 29, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

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Company Information

Company NameApollo
SectorSales intelligence / B2B data platform
CountryUnited States
Websiteapollo.io

Risk Level

Critical

The reported impact exceeds 1 million and falls within the critical severity band.

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