Hacker claims to steal 2.3TB data from Italian rail group, Almaviva

A threat actor claims to have exfiltrated 2.3 TB of data from Almaviva, an IT services provider for FS Italiane Group, and posted it on a dark web forum; leaked material reportedly includes internal shares, multi-company repositories, technical documentation, contracts, HR and accounting data. Almaviva confirmed a cyberattack, isolated affected systems, and is cooperating with authorities while investigations continue; it is unclear whether passenger data or other clients are affected.