Facebook reveals tighter security settings to protect user privacy

Shares were up 1.9 per cent in early trading at 7:36 a.m. in New York

Facebook said it will make it more straight-forward for users to change their privacy settings and delete data they’ve already shared with the social-media company.

The announcement is part of Facebook’s efforts to answer the firestorm of criticism that’s arisen in the wake of revelations that data from 50 million people was accessed by political consulting firm Cambridge Analytica without their permission. Chief Executive Officer Mark Zuckerberg plans to testify in front of the U.S. Congress in the coming weeks, and the company has delayed unveiling a new home speaker product to reevaluate how it uses user data, according to people