The leaked data, which included names and contact details that identified Marina Bay Sands' patrons, was later found offered for sale on the dark web. SINGAPORE: Marina Bay Sands (MBS) has been fined S$315,000 (US$243,300) by Singapore’s data privacy watchdog over a data breach two years ago that affected more than 665,000 customers. In October 2023, 665,495 Marina Bay Sands patrons had their personal data "illegally accessed and exfiltrated by unknown threat actor(s)", the Personal Data