The invention relates to an armored door (5) for the crew compartment of a vehicle or fixed shelter, such door intended to block an opening (10) into the compartment and incorporating a structure (7) to the exterior of which at least one armor plate (12) is fastened.The armor plate (12) is fixed at a distance from the structure (7) and is separate from said structure by first deformable intermediate means (14) able to absorb part of the energy of a shock, the armor plate (12) having, furthermore, dimensions that are greater than those of the structure (7), and second deformable intermediate means (15) positioned between the rim (R) of the armor plate (12) and a wall (8) of the compartment surrounding the opening (10).