The ornamental design for a doorsecuritydevice, as shown and described.
FIG. 1 is a perspective view showing the front, top and side of a door
security device including a strike plate and cable ring according to my
new design installed on a door with a handle, the door being in a closed
position in a doorway. The door, handle and doorway are shown in phantom
and form no part of my new design;
FIG. 2 is a perspecitve view showing the front, top and side of a strike
plate as shown in FIG. 1, with a pair of screws for fastening the strike
plate to a doorway shown in exploded fashion;
FIG. 3 is a perspective view showing the back, bottom and other side of the
strike plate shown in FIG. 2; and,
FIG. 4 is an elevational view of a cable ring of the door security device,
the strike plate has been omitted for clarity of illustration.