The synaptic ma-trix and initial conditions of chaotic neural networks are regarded as symmetric key.Every block of plain text is en-crypted by chaotic sequence generated by neural networks.

• 利用混沌神经元的联结矩阵和初始条件作为密钥,使神经网络产生的难以预测的混沌序列来实现非线性数字序列加密运算。