2021 Singtel — 129K via Accellion FTA
Data compromised
NRICs, names, DOB, phones, addresses, bank details, credit cards
Technical writeup
Third-party Accellion File Transfer Appliance vulnerability. NRICs, names, DOB, mobile numbers, addresses of 129K customers. Also 28 former employees' bank details, 45 corporate staff credit cards, 23 enterprises. Data on unpatched FTA; new vuln emerged Jan 23.
Root cause
Third-party (Accellion FTA) vulnerability