Abstract: An anti-theft package, in particular to prevent the theft of cigarette packs, having a frame and a lid, both having a rectangular cross-section. The frame has rectangular openings on its upper and lower sides, and a hole that passes through the medium portion next to the entrance edge. The lid has a rectangular section which fits inside the frame and an electronic label with a cone-shaped dome. The lid is locked by a peg introduced in the hole of the frame. In an alternative embodiment, the lid is locked by mechanical devices, such as padlocks, safety-locks, etc.