2026 AEFE — SSO/intranet claim; 30,594 directory rows + 135 emails (unverified)
Data compromised
Actor-claimed: ~30,594 internal directory entries (names, emails, roles, establishments), 135 internal emails from aefe.optimails.com (unverified)
Technical writeup
Unverified leak claim: Cyberattaque.org reported attackers claimed August 11, 2026 access via AEFE SSO (sso.aefe.fr), exporting ~30,594 internal directory lines and 135 emails from aefe.optimails.com/orion services; actor also claimed partial Tchap access without proven chat exfiltration. AEFE had not confirmed at indexing. recordsAffected 30594 (directory line count); companyConfirmed false.
Root cause
Unverified claim of authenticated access via sso.aefe.fr with internal directory and optimails export (Aug 11, 2026)