This past week global hotel chain Marriott International (500 million) and Quora (100 million), one of the largest Q&A internet portals, announced security breaches compromised their data. How should users respond?
For approximately 327 million Marriott guests the information included some combination of name, mailing address, phone number, email address, passport number, Starwood Preferred Guest account information, date of birth, gender, arrival and departure information, reservation date, and communication preferences. For some, the data also included encrypted payment card numbers and expiration dates.
The personal user data compromised in the Quora breach included, account information (names, emails, hashed passwords, and data imported from linked social networks like Twitter and Facebook); public actions (questions, answers, comments, and upvotes); and non-public content (answer requests, downvotes, and direct messages).
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