The interconnected nature of cyberspace hardens the application of the principle of precautions to cyber operations. Despite the fact that the principle of precautions falls behind the other two principles that regulate the conduct of hostilities (i.e., the principles of distinction and proportionality), its practical importance renders it as significant as those latter principles. However, in order to truly apply the principle of precautions in this complex environment, it should be applied by tilting it towards humanity rather than seeking to balance humanity with military necessity.