Smartphone seller Dixons Carphone says it is investigating a data breach of some 5.9 million customer bank card details and 1.2 million personal data records.
Concert ticketing service Ticketfly says it's working to get its system back online after a data breach leaked users' personal information and disrupted services at live music venues.
Supporters of a California initiative aimed at giving consumers more control over their personal data say they have collected enough signatures to qualify for the November ballot.
A student loan services company has notified 16,500 borrowers that files containing personal data were released to a business that wasn't authorized to receive them.
Facebook on Thursday said that it would be extending a raft of measures to allow its users to identify the source of political adverts that appear in their feed to Britain next year.
The company formerly known as Yahoo is paying a $35 million fine to resolve federal regulators' charges that the online pioneer deceived investors by failing to disclose one of the biggest data breaches in internet history.
The European Union introduces tough new data protection rules next month to give people more control over the way their personal information is used online, as Facebook is grilled over the Cambridge Analytica scandal.
Best Buy is warning that some of its customers' payment information may have been compromised in a data breach.
Facebook has admitted it may have "improperly shared" the personal data of up to 2.7 million people in the European Union, the bloc announced Friday, saying it would demand further answers from the social media giant.
A hack at Saks and Lord & Taylor stores in North America has compromised customer payment data, their parent company announced on Sunday.