A new type of war in the new world. The first war that transcended physical dimensions and spilled over into the virtual world. Thus, the catastrophe that is happening in Ukraine will probably go down in history. A war that also takes place on social networks, in discussions, but also through cyber attacks. A war where the acquisition and rapid processing of information, for example from the telephone network, can lead to effective tactical attacks. So what is the experience of the military conflict in Europe? How will the security map of Europe be redrawn and what is the impact on the digital dimension of the military conflict? Who wins the battle for public opinion? Why did Ukraine not disintegrate under the onslaught of the disinformation campaign? Why don't we see large-scale successful cyber attacks? What unexpected digital tools have emerged?