All Breaches
December 13, 2018 Verified Sensitive Record Education / Job Board

Ajarn Data Breach

The 2018 Ajarn data incident is a teacher-candidate and profile corpus catalogued as 266,399 accounts with a structured date of December 13, 2018.

266.4 Thousand
Reported Records
12
Data Types
High
Severity
Yes
Verification

Exposed Data Types

12
Dates of birth
Education levels
Email addresses
Genders
Geographic locations
Job applications
Marital statuses
Names
Nationalities
Passwords with unresolved representation
Phone numbers
Profile photos

Additional Information

Added DateSeptember 26, 2021
Breach DateDecember 13, 2018
Domainajarn.com
SourceAuthenticated attributed teacher-candidate 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 NameAjarn
SectorEducation / Job Board
CountryThailand
Websiteajarn.com

Risk Level

High

The reported impact exceeds 100 thousand and falls within the high severity band.

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