Methods and apparatus are provided for decoupling a cryptography accelerator interface from cryptographic processing cores. According to the invention, the packaging comprises a screen against electron radiation, placed along the cover sheet on the inside of the tub and dimensioned in such a way as to extend above the products to be sterilized and so as to delimit on the cover sheet a peripheral zone for fixing this cover sheet to the tub. Mobile robotic devices transport the portable storage units within a respective inventory area to one or more induction stations located within the respective inventory area. The MAC addresses and the software network devices may be provided to the requestor.