System and method for securing against the impact of objects System for securing against the impact of objects, comprising a net (3) for retaining objects, a support (4) on which the net (3) is mounted, and a holding means (5) of the support (4) in a reference position (R), the holding means (5) comprising a holding device (15, 16) fixed to the ground (11) and a holding element (17, 18) connecting the retaining device (15, 16) to the support (4), and a retaining means (23) of the support (4) provided with a retaining device (24, 25) fixed to the ground ( 11) and a retainer (26, 27) connecting the retainer (24, 25) to the retainer means (5), the retainer (24, 25) having a tear strength greater than that of the holding device (15, 16). Figure for the abstract: f igure 1
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