Issue No. 06 - November/December (2001 vol. 21)
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/40.977755
Software alone cannot satisfy all smart card requirements. Manufacturers must offer additional functions in hardware. The authors describe true random-number generators and an Advanced Encryption Standard computation unit; two different special-purpose hardware blocks that can be integrated on the silicon substrate along with the usual functional units of a smart card microcontroller.
R. Luzzi, D. De Seta, M. Bucci and E. Trichina, "Supplemental Cryptographic Hardware for Smart Cards," in IEEE Micro, vol. 21, no. , pp. 26-35, 2001.