用XILINX公司提供的NetFPGA板卡并结合软件Xilinx10.1进行系统设计，采用硬件描述语言Verilog实现了 AES-256加密算法。-Provided by XILINX board combined with software Xilinx10.1 NetFPGA system design, using Verilog hardware descr iption language implementation of the AES-256 encryption algorit