Based on the properties of chaos such as the random-like behavior, ergodicity, and the sensitive dependence on initial conditions and parameters, a new block encryption cipher is presented.

• 摘要提出一种基于混沌迭代映射的动态分组密码加密算法，充分利用了混沌的遍历性、伪随机性及对初始条件和参数的敏感性等特性。