2024 Thomas Cook (India) — Dec cyberattack on IT infrastructure; systems isolated, BSE/NSE intimation
Data compromised
Company did not standardize a public consumer count in initial exchange intimation—track via subsequent supervisory disclosures
Technical writeup
31 Dec 2024 Thomas Cook (India) Ltd told Indian exchanges and national press it detected a cyberattack hitting IT infrastructure, proactively isolating affected systems and engaging forensics partners—classic posture for containment while customer‑facing web properties showed availability strain in contemporaneous reporting.
Root cause
External cyber intrusion impacting corporate IT services