Hi all. Over time, advanced technology, with the advent of 5G, where speeds are very high, a variety of applications and new features are already emerging. we note the development of more and more cloud applications, artificial intelligence systems and big data ... all this is for but to facilitate the life of the man but also has a reverse in matter of safety. I’m particularly interested in the security of the traffic data that these applications will produce. What are the means and challenges that the Huawei company is putting in place to limit data leaks?