Hackers have stolen personal data in Singapore belonging to some 1.5 million people, or about a quarter of the population, officials say.

They broke into the government health database in a "deliberate, targeted and well-planned" attack, a government statement says.

Those targeted visited clinics between 1 May 2015 and 4 July of this year.


Data taken include names and addresses but not medical records, other than medicines dispensed in some cases.
"Information on the outpatien