The objective of this article is to analyze the concept of “cyber warfare” by contrasting it with the concept of warfare to identify the problems that international law faces to regulate, punish, and prevent cyberattacks committed by States against other States either by affecting their critical infrastructure or by stealing top secret information. We emphasize the contributions of some scholars and the Group Governmental Experts on Developments in the Field of Information and Telecommunications in Context of International Security regarding the States’ obligations to promote the peaceful use of cyberspace and prevent cyber warfare and headline on some States’ contributions such as France, and its Paris Call for Trust and Security in cybers...