2026 Grupo Fonsán — Booba ransomware claim (unverified)
Data compromised
Ransomware leak-site listing; data scope not validated—unverified
Technical writeup
Unverified Booba extortion claim — June 26, 2026. Spanish business group Grupo Fonsán appeared on Booba's leak site. No company confirmation at catalog time. recordsAffected 0 pending attestation.
Root cause
Booba ransomware group extortion listing against Grupo Fonsán (Spain)—unverified