Facebook chief executive Mark Zuckerberg said engineers discovered the breach on Tuesday, and patched it on Thursday night.
In case you have not been keeping a track of the incidents leading to today's landmark judgement, here is all you need to know about Aadhaar and the verdict
Facebook has been under fire ever since allegations surfaced that London-based political consultancy Cambridge Analytica used data from tens of millions of Facebook accounts.
A security researcher Kodali Srinivas has exposed how a State government website was leaking the Aadhaar data, bank accounts complete with IFSC code, caste and religion data.
Mark Zuckerberg remarks came as he opened the second day of a congressional inquisition in the wake of the worst privacy debacle in his company's history.
Of the hundreds of questions thrown at Zuckerberg, none appeared to flummox the Facebook founder more than Senator Dick Durbin's pointed query about where he slept the previous evening.
In his first formal congressional appearance, the Facebook founder and chief executive sought to quell the storm over privacy and security lapses at the social media giant.
Will ensure fair elections take place in India, says Facebook CEO Mark Zuckerberg in US Senate hearing
Zuckerberg said he was sorry that Facebook was being used for circulating fake news and was becoming a tool for foreign interference in elections.
Analytica has been accused of harvesting personal information of over millions of Facebook users illegally to influence polls in several countries.
Zuckerberg, who co-founded Facebook in 2004, once again admitted the lapses and asked for another chance to lead the company.
Zuckerberg defended the company's business model and shot back at criticism of the social networking giant from Apple CEO Tim Cook last week.
The update follows the recent controversy brewing over an alleged data breach of nearly 50 million Facebook users.
Cambridge Analytica row: Whistleblower Wylie reveals larger footprint, says SCL gave JD(U) caste data
The controversial firm’s services include providing micro-information that will help political parties win elections.
The ministry has raised five questions in all including whether the personal data of Indian voters and users has been compromised by Cambridge Analytica or any other downstream entity in any manner.
Cambridge Analytica scam: Whistleblower Christopher Wylie says group worked with Indian politicians including JD(U)
Wylie said his former employer Cambridge Analytica had an Indian arm and conducted election research on behalf of some parties including the JD(U), now a BJP ally, for 'desired outcome'.
The 33-year-old CEO has come to terms with the fact that he will have to testify before the Congress within a matter of weeks.
OP Rawat was asked if the Facebook would continue to be the EC's social media partner in the wake of reports that its user data had been harvested by a company without the users' consent.
Facebook boss Mark Zuckerberg will not answer questions from British lawmakers over the data leak scandal.
The US Federal Trade commission said that it takes very seriously recent press reports raising substantial concerns about the privacy practices of Facebook.
BJP has hit back at Congress President Rahul Gandhi for alleging that PM Modi's NaMo app has been sharing user data with American companies.