Huawei's microchip vulnerability explained.

• Position: Brief article

Google's announcement that it was no longer able to work with Huawei is just one repercussion of the US decision to add the Chinese tech giant to its "entity list" of companies American firms cannot work with.

The true impact to Huawei may be enormous. While we often refer to the firm's devices as simply "Chinese", the reality is much more complicated - it...