Lenovo unveiled two new laptops made out of materials including recycled aluminum and “recycled black vegan leather,” delivered in packaging made from compostable bamboo and sugarcane. But beneath the environmentally friendly hardware there’s another innovation: Microsoft’s Pluton security processor. The new Lenovo ThinkPad Z13 and Z16, announced Tuesday at the International CES tech show in Las Vegas, are the first PCs to be unveiled with Pluton since Microsoft announced the security architecture in November 2020. Pluton takes security technologies that otherwise exist in a separate hardware component in Windows PCs and integrates them directly into the central processing unit. In...