A ski binding, for example a downhill binding or a combined downhill and touring binding, comprising: a) a toe retainer for holding a front end of a ski boot; b) a heel retainer for holding a rear end of a ski boot, comprising a base via which the heel retainer is or can be connected to a ski; c) a ski brake, comprising: a pedal having a bearing area for the ski boot; and at least one arresting arm (15, 16) which is arranged between the toe retainer and the heel retainer and can be moved back and forth between a first position, in which the ski brake does not perform a braking function, and a second position in which the ski brake can slow the ski; d) and a securing element for the ski brake, using which the ski brake can be secured in the first position, e) wherein the securing element is a slider which can be shifted, preferably linearly, along a central longitudinal axis of the ski brake from a release position for the ski brake to a locking position for the ski brake in the first position, and f) the slider has a locking end (22, 23) which engages with a complementary locking element arranged on the ski brake in order to lock the ski brake, g) wherein the slider comprises an operating end which protrudes at the end of the heel retainer facing away from the toe retainer or laterally from one or both sides of the heel retainer, and wherein the slider can preferably be shifted without the use of a tool, manually or by means of a ski pole, from the release position to the locking position and back, characterised in that h) in order to lock the ski brake in the locking position, the securing element is shifted into the locking position, and the locking end (22, 23) of the slider is then engaged with the complementary locking element by stepping onto the pedal with the ski boot. a) a toe retainer for holding a front end of a ski boot; b) a heel retainer for holding a rear end of a ski boot, comprising a base via which the heel retainer is or can be connected to a ski; c) a ski brake, comprising: a pedal having a bearing area for the ski boot; and at least one arresting arm (15, 16) which is arranged between the toe retainer and the heel retainer and can be moved back and forth between a first position, in which the ski brake does not perform a braking function, and a second position in which the ski brake can slow the ski; d) and a securing element for the ski brake, using which the ski brake can be secured in the first position, e) wherein the securing element is a slider which can be shifted, preferably linearly, along a central longitudinal axis of the ski brake from a release position for the ski brake to a locking position for the ski brake in the first position, and f) the slider has a locking end (22, 23) which engages with a complementary locking element arranged on the ski brake in order to lock the ski brake, g) wherein the slider comprises an operating end which protrudes at the end of the heel retainer facing away from the toe retainer or laterally from one or both sides of the heel retainer, and wherein the slider can preferably be shifted without the use of a tool, manually or by means of a ski pole, from the release position to the locking position and back, characterised in that h) in order to lock the ski brake in the locking position, the securing element is shifted into the locking position, and the locking end (22, 23) of the slider is then engaged with the complementary locking element by stepping onto the pedal with the ski boot.