A securing system for securing a person on an elevated working plateau of an object, in particular a container, wherein the working plateau is bounded at least by a first edge and a second opposite edge of the object, the securing system having a first support cable which can be arranged and fixed along the first edge, a second support cable which can be arranged and fixed along the second edge, wherein the first support cable is spaced apart from the second support cable by a support cable distance, a first securing cable for securing the person, wherein the first securing cable is fastened to a first fastening point on the first support cable and the person can be coupled to a first coupling point of the first securing cable, a second securing cable to secure the person, wherein the second securing cable is fastened to a second fastening point on the second support cable and the person can be coupled to a second coupling point of the second securing cable, wherein the first securing cable is designed such that a first securing cable length between the first fastening point and the first coupling point is shorter than a support cable safety distance, and wherein the second securing cable is designed such that a second securing cable length between the second fastening point and the second coupling point is shorter than the support cable safety distance, wherein the support cable safety distance is equal to the support cable distance between the first support cable and the second support cable, characterized in that the securing system comprises: protective fittings, which can be arranged at opposite ends of the first edge, further protective fittings, which can be arranged at opposite ends of the second edge, wherein the protective fittings have an angled cable guide surface which is designed to deflect the first support cable or second support cable guided on it accordingly and, in particular, to hold it on the cable guide surface by means of cable guide elements, wherein the protective fittings comprise a fastening element for fastening to the object. a first support cable which can be arranged and fixed along the first edge, a second support cable which can be arranged and fixed along the second edge, wherein the first support cable is spaced apart from the second support cable by a support cable distance, a first securing cable for securing the person, wherein the first securing cable is fastened to a first fastening point on the first support cable and the person can be coupled to a first coupling point of the first securing cable, a second securing cable to secure the person, wherein the second securing cable is fastened to a second fastening point on the second support cable and the person can be coupled to a second coupling point of the second securing cable, wherein the first securing cable is designed such that a first securing cable length between the first fastening point and the first coupling point is shorter than a support cable safety distance, and wherein the second securing cable is designed such that a second securing cable length between the second fastening point and the second coupling point is shorter than the support cable safety distance, wherein the support cable safety distance is equal to the support cable distance between the first support cable and the second support cable, characterized in that the securing system comprises: protective fittings, which can be arranged at opposite ends of the first edge, further protective fittings, which can be arranged at opposite ends of the second edge, wherein the protective fittings have an angled cable guide surface which is designed to deflect the first support cable or second support cable guided on it accordingly and, in particular, to hold it on the cable guide surface by means of cable guide elements, wherein the protective fittings comprise a fastening element for fastening to the object.