**2. Background**

In the last two decades, the European rail sector has undergone major changes. Today, rail transport plays a key role for Europe's economy and society, but it has the potential to contribute much more. Like most sectors, the rail sector is experiencing the impact of digital transformation, but it is not doing so as fast as it should. In 2021, the European Commission adopted the Communication "The 2030 Digital Compass: the European way for the Digital Decade", which mentions the importance of digital solutions that promote a more connected and automated mobility that reduces accidents, improves the quality of life and increases the efficiency of transport, as well as reduces its environmental impact.

That is why the sector has to adapt to this new revolution to remain competitive. The development of digital technologies in the rail sector will be key to achieving the
