Before revision: SEs are an evolution of the traditional chip that was powering smart cards, which have been adapted to suit the needs of numerous use cases, such as smartphones, tablets, set top boxes, wearables, connected cars, and other internet of things (IoT) devices.
After revision: SEs are an evolution of the chips in earlier smart cards, which have been adapted to suit the needs of numerous use cases, such as smartphones, tablets, set top boxes, wearables, connected cars, and other internet of things (IoT) devices.