Abstract: A connector with a shutter for protecting a contact portion of a peripheral device used in a computer, said connector comprising a housing, a shutter capable of closing an aperture portion of the housing, a spring for applying pressure to said shutter in the closed position and a stopper for detaining said shutter in the closed position, said housing accommodating said shutter, spring and stopper, and said shutter comprising a guiding device for guiding said shutter when said shutter slides in opposition to the pressure of said spring.