Still, Facebook's stock remains 10 percent below where it stood before the scandal, a decline that has wiped out about $50 billion in shareholder wealth.
"After we were slow to identify the Russian information operations in 2016, this has become a top priority for our company to prevent that from ever happening again, especially this year, in 2018, which is such an important election year with the USA mid-terms, but also major elections in India, Brazil, Mexico, Hungary, Pakistan and a number of other places", he said.
In the same Ad settings menu, you can also disable a Facebook feature in which it uses your likes and interests to advertise to your friends and family.
Following the ensuing furore, Facebook, despite its silence on the matter at a public hearing, has been working on an investigation into the Russian interference by special counsel Robert Muller.
House lawmakers were a bit tougher on Zuckerberg than their colleagues in the Senate, many of whom seemed confused by the company and what it does. It's unclear, however, how many of those apps are also owned by Facebook. As for ads, it's for "the ad network that third-party websites and apps can run in order to help them make money", he said, adding that ad tracking can be turned off.
Lawmakers have sought assurances that Facebook can effectively police itself, and few came away from Tuesday's hearing expressing confidence in the social network. We have to make sure those connections are positive.
In Tuesday's hearing, Zuckerberg performed well - albeit woodenly - sticking closely to company talking points and avoiding embarrassing gaffes.
As internet technologies become all-pervasive in people's lives, the key question is what should be the right regulation, not whether there should be regulation at all.
He also said implementing regulation could put smaller companies at a disadvantage because they don't always have the level of resources necessary to comply.
Greg Walden, R-Ore., suggested government regulation of Facebook.
Facebook shares were trading up about 1 per cent on Wednesday having risen more than 4 per cent on Tuesday during Mr Zuckerberg's smoother Senate appearance. The data firm with alleged ties to Donald Trump's presidential campaign was reportedly able to access private information from roughly 50 million Facebook users without their knowledge.
Under mounting pressure over the hijacking of its user data by a British political consultant, Mr Zuckerberg reiterated his apology for the historic breach, before being grilled over how Facebook collects and protects people's personal information. "There's a whole programme associated with Cambridge", he said, "with a number of researchers who were building similar apps" to that constructed by Kogan.
Trump says Syria attack could be 'soon or not so soon'
Meanwhile, the Russian military said the Syrian government is now in full control of Duoma, once held by rebels opposing Assad. That conversation will take place behind closed doors at a meeting of the National Security Council on Thursday afternoon.
Donald Trump and His New Crusade against Immigrants
Another loophole is a 1997 court decision that requires undocumented immigrant children to be released to their parents. Cash cow NAFTA is in play, as is a foreign aid to Honduras and the countries that allow this to happen.
Apple Business Chat Paves A New Route For Chatbots
Apple is also redesigning iPhone screens to curve inward towards the middle; different from Samsung which curve at the edges. Bloomberg reported that Apple is pushing to apply this non-contact technology to the new iPhone , quoting multiple sources.
Aiden Markram slams century as Proteas take control
Aussies skipper Paine's 62 represented his top score since he returned to the Australian side at the beginning of the Ashes. South Africa leads 2-1 and Australia's record of not having lost a test series in South Africa since 1970 is under threat.
In new book, Comey says Trump is 'untethered to truth'
The site is reportedly one part of a larger effort by President Trump's allies to attack Comey ahead of his book launch next week. He was appointed USA attorney for the Southern District of NY and deputy attorney general by President George W.
Lewis Hamilton given grid penalty for Bahrain GP
We have to work out some strategy because I don't want them to keep talking to me sometimes when I don't need them to talk to me. Verstappen crashed in qualifying in Bahrain on Saturday, blaming an unexpected power surge for the incident.