The Student Guidance and Success Act of 2018 aims to improve the three basic stages of the path of young people who are going to higher education: support and guidance at the high school, assignment in a training course, success in the first years of study. The creation of the Parcoursup platform in particular, which has had to cope with many imperatives, has been made without noticeable difficulties, but its security and its sustainability must be ensured, and its data could be exploited to the tune of the stakes.