Walmart warned that sales growth would slow in the coming year as shoppers grow more cautious with spending on non-essential goods like clothes and electronics. Inflation boosted the company in the fourth quarter, as shoppers in search of discounts shifted more of their budgets to Walmart. The retailing giant said revenue rose 7.3% to $164 billion in the fourth quarter, with U.S. sales at...
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Signal Chief Meredith Whittaker Could Use Some Backup in the Fight for Encryption
I was about to sit down for coffee in Brooklyn with Meredith Whittaker when she started apologizing for the messages blowing up her phone. “Sorry, we’re launching our post-quantum protocol today,” she said while tapping away in—what else—her Signal app. Whittaker, the president of the Signal Foundation, the nonprofit behind the world’s most heavily encrypted...
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