Based on the analysis of the main risks of the information environment for minors, the authors substantiate the need to form a constitutional and legal model for ensuring the information security of minors. The authors represent their understanding of the concepts of “threat,” “challenge,” “danger,” which are close in a categorical series with the concept of “risk,” is presented, and propose their definitions of the concepts of “information security,” “security worldview.” The main goals for ensuring the information security of minors are both security and the creation and maintenance of the most favorable conditions for the adaptation of a minor to the information environment of modern society, which contributes to his personal development, improvement of spiritual, moral, intellectual, creative abilities and self-realization, subject to minimization (and exclusion) of possible risks and threats to life, health and its comprehensive development. The elemental composition of the constitutional and legal model of information security of the child is presented, the formation of which is associated with the national model for the protection of the rights and freedoms of minors. The right to information security of minors comes from the meaning and spirit of the Constitution, as it ensures the implementation of other constitutional rights and freedoms of minors.