A bending press for bending a workpiece, in a particular a press brake, comprising - a first platform with a first tool mount and a second platform with a second tool mount, wherein one of the platforms is movable relative to the other platform for performing a working movement, - a first safety device for creating a light barrier, in particular a laser light barrier, extending between the tool mounts (11, 12) transversely to the working movement of the movable platform, wherein the first safety device has a first mount and a second mount, wherein one of the mounts carries a light emitter and the other mount carries a light receiver, and wherein the first mount is arranged on a first side of the first platform, - a controller, wherein the first tool mount is designed in the form of a guide rail, which has at its first end a first front side opening for changing a bending tool, and wherein the access for changing a bending tool via the first front side opening is obstructed in a first relative position of the first mount to the first platform and is unblocked in a second relative position of the first mount to the first platform, characterized in that the first mount is adjustable relative to the first platform by a first adjustment drive and that the controller is connected to the first adjustment drive, and that the bending press comprises a second safety device, which can be brought into a state performing a safety function and into a non-securing state, wherein the safety device comprises a sensor for detecting the current state of the safety device, which sensor is connected to the controller, and that the controller is configured to bring the first mount - in dependence on the state of the second safety device detected by the sensor, preferably if in a non-securing state - into the second relative position. - a first platform with a first tool mount and a second platform with a second tool mount, wherein one of the platforms is movable relative to the other platform for performing a working movement, - a first safety device for creating a light barrier, in particular a laser light barrier, extending between the tool mounts (11, 12) transversely to the working movement of the movable platform, wherein the first safety device has a first mount and a second mount, wherein one of the mounts carries a light emitter and the other mount carries a light receiver, and wherein the first mount is arranged on a first side of the first platform, - a controller, wherein the first tool mount is designed in the form of a guide rail, which has at its first end a first front side opening for changing a bending tool, and wherein the access for changing a bending tool via the first front side opening is obstructed in a first relative position of the first mount to the first platform and is unblocked in a second relative position of the first mount to the first platform, characterized in that the first mount is adjustable relative to the first platform by a first adjustment drive and that the controller is connected to the first adjustment drive, and that the bending press comprises a second safety device, which can be brought into a state performing a safety function and into a non-securing state, wherein the safety device comprises a sensor for detecting the current state of the safety device, which sensor is connected to the controller, and that the controller is configured to bring the first mount - in dependence on the state of the second safety device detected by the sensor, preferably if in a non-securing state - into the second relative position. wherein the first tool mount is designed in the form of a guide rail, which has at its first end a first front side opening for changing a bending tool, and wherein the access for changing a bending tool via the first front side opening is obstructed in a first relative position of the first mount to the first platform and is unblocked in a second relative position of the first mount to the first platform, characterized in that the first mount is adjustable relative to the first platform by a first adjustment drive and that the controller is connected to the first adjustment drive, and that the bending press comprises a second safety device, which can be brought into a state performing a safety function and into a non-securing state, wherein the safety device comprises a sensor for detecting the current state of the safety device, which sensor is connected to the controller, and that the controller is configured to bring the first mount - in dependence on the state of the second safety device detected by the sensor, preferably if in a non-securing state - into the second relative position.