They say it began erasing the messages of Mr Zuckerberg and a few other top executives in 2014 after computer hackers obtained and released emails from Sony Pictures executives. "These included limiting the retention period for Mark's messages in Messenger". If a user long presses a private message on Facebook a "Delete Message" pop up confirms that the function will "delete your copy of the message", and the recipients' copy will remain.
The company apologised for not doing so sooner. The company was caught unaware when a report revealed that UK-based big data firm Cambridge Analytica managed to harvest data of Facebook users without their consent. " said Facebook in a statement to TechCrunch".
The project has since been put on hold, according to a Facebook spokesperson.
The changes include required authorization and labeling of political and "issue" ads, and manager verification for large Pages.
The company disclosed in September that Russians using fake names had used the social network to try to influence U.S. voters in the months before and after the 2016 election.
Facebook says page administrators and advertisers will be verified by being asked to provide a government-issued ID.
The federal and British Columbia privacy commissioners are joining forces to investigate Facebook and Canadian political consultancy AggregateIQ - two firms at the centre of an worldwide uproar over the unauthorized use of social-media data.
"Election interference is a problem that's bigger than any one platform, and that's why we support the Honest Ads Act", Mr Zuckerberg wrote in a Facebook post last Friday.
Mike confirmed in his April 4 post on Facebook Newsroom the total number of Facebook users affected by the case has reached 87 million.
Facebook has always been clear that its workers can review posts to ensure they comply with its community standards.
However, the revelation that Facebook had been secretly deleting the messages has sparked uproar among users, many of whom are still reeling following the privacy scandal involving British firm Cambridge Analytica.
The scandal has impacted Facebook's stock price as users have either deleted their accounts or called for stricter regulations over how the company can use user data.
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