A 1.69 Gb/s area-efficient AES crypto core with compact on-the-fly key expansion unit

Po Chun Liu*, Hsie-Chia Chang, Chen-Yi Lee

*此作品的通信作者

    研究成果: Conference contribution同行評審

    20 引文 斯高帕斯(Scopus)

    摘要

    The AES algorithm published in 2001 is now the most popular symmetric encryption algorithm. Several implementations have beed proposed but few of them considered the hardware cost and the throughput as a whole. This paper presents an AES core to be capable of both encryption and decryption with three different key lengths: 128-, 192-, and 256-bit. The overall hardware cost was optimized by a very compact on-the-fly key expansion unit and a highly integrated encryption/decryption datapath. The compact on-the-fly key expansion unit is achieved by sharing expansion processes of different key lengths. The integrated data datapath shares hardware resources between encryption and decryption. After manufactured in 90nm CMOS technology, the area of the chip is 15,577 equivalent gates with throughput up to 1.69 Gb/s operating at 131.8 MHz.

    原文English
    主出版物標題ESSCIRC 2009 - Proceedings of the 35th European Solid-State Circuits Conference
    頁面404-407
    頁數4
    DOIs
    出版狀態Published - 1 12月 2009
    事件35th European Solid-State Circuits Conference, ESSCIRC 2009 - Athens, 希臘
    持續時間: 14 9月 200918 9月 2009

    出版系列

    名字ESSCIRC 2009 - Proceedings of the 35th European Solid-State Circuits Conference

    Conference

    Conference35th European Solid-State Circuits Conference, ESSCIRC 2009
    國家/地區希臘
    城市Athens
    期間14/09/0918/09/09

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