Smart locks may still be a niche product, but lock behemoth Assa Abloy is clearly betting on a digital future for our doors. Despite being sued by the US Department of Justice for trying to buy too many smart lock manufacturers, the Swedish-based company just bought another one: sleek smart lock maker Level Lock.

With this latest purchase, Assa Abloy, which owns a staggering 190 brands in the “access control” space, may now have a significant piece of the puzzle it needs to push the…