Twitter’s data leak response is a lesson in how not to do cybersecurity

Twitter finally broke its silence over the first security incident of the Musk era: an alleged data breach that exposed the contact information of millions of users.
In late December, a poster on a popular cybercrime forum claimed to have scraped the email addresses and phone numbers of 400 million Twitter users by way of a zero-day security flaw in Twitter’s systems, previously blamed for exposing at least 5 million Twitter accounts before it was fixed in January 2022. The subsequent sale of another, smaller dataset containing the email addresses associated with more than 235 million Tw

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