A new symmetric block cipher algorithm was brought forward. The overall structure and hardware implementation of an encryption and decryption ASIC system based on PCMCIA interface standard were achieved.

• 根据标准数据加密算法；提出了一种新的对称分组加密算法；并基于国际个人计算机存储卡协会(PCMCIA)接口标准完成了加密/解密芯片的总体设计和硬件实现.