Facebook data breach: Apple, IBM chiefs call for more data oversight

US lawmakers on Friday officially requested that Facebook's Mark Zuckaberg explain at a congressional hearing how user's data was released to the consultancy

Executives from Apple Inc and IBM Corp have called for more oversight on how personal data is used following the Facebook Inc breach that saw roughly 50 million users’ data misused by consultancy Cambridge Analytica.

Speaking at the three-day China Development Forum in Beijing, Apple chief Tim Cook said "well-crafted" regulation was required, while IBM Corp chief Virginia Rometty said users should have more agency over their own data.

“It’s clear to me that something, some large profound change is needed,” said Apple chief Tim Cook on Saturday.

“I’m personally not a big fan of regulation because sometimes regulation can have unexpected consequences