A connector shielding for a connector includes a plurality of shielding walls forming a receptacle receiving a mating connector and a guiding protrusion disposed on at least one of the shielding walls and protruding from the at least one of the shielding walls toward the receptacle. The receptacle is open in an insertion direction at a forward end for insertion of the mating connector. The shielding walls are parallel with each other at least in sections in a cross-section perpendicular to the insertion direction.