M1 data breach, Digi Mart USA News (Singapore): Local telco M1 said on Friday (Nov 6) that it had suffered a data breach on Oct 30, with compromised data including customer names, identity card details, dates of birth, mobile numbers, email addresses and addresses.
No payment card details, financial or banking information, or customer account access have been compromised, the telco said, adding that the breach has since been contained. M1 did not say how many customers were affected.
The telco said its services and business operations were unaffected throughout the incident, and it will alert affected customers via email or letter. M1 said it takes the security and confidentiality of information entrusted to it very seriously and has been working closely with the relevant authorities and third-party specialists on the ongoing investigations.
Customers are encouraged to remain vigilant and exercise caution when responding to unsolicited calls, messages or emails. M1 added that customers should verify the identity of anyone who contacts them through official channels.
In a media reply on Friday, the Personal Data Protection Commission said it is aware of the incident and is investigating the case. The Straits Times has contacted M1 for more information.
