High-speed railways have made a huge come back in recent years and now span the globe but in many countries, especially in developing ones, they provide a crucial mode of transport because they move a lot of people affordably with a minimum impact on the environment. They also quickly connect cities and boost the economy. But railway infrastructures require a lot of construction needing a lot of facilities such as stations with gateways, ticketing machines, passenger information systems, and surveillance. What’s more, these systems generate a great amount of data which needs to be precisely processed and stored.