动态整数帐篷映射模型及其性能分析

Dynamic Integer Tent Map and its Characteristics Analysis

针对整数帐篷映射存在的短周期问题,通过引入动态参量,建立了动态整数帐篷映射模型,证明其具有均匀分布特性,将其与整数化logistic映射进行了比较,并分析了模型的周期性及相关性。该模型弥补了整数帐篷映射的短周期缺陷,并且便于硬件实现。实验及仿真分析表明,该模型具有十分优良的密码学性能,在信息安全领域极具应用价值。

Dynamic integer tent map model was established through introduction of dynamic parameters based on integer tent map,which has the problem of short cycle.Its uniform distribution feature was demonstrated and compared with the integer logistic map.Periodicity and interdependency of dynamic integer tent map were analysed.This model eliminates the short-period defects of integer tent map and is easy to be realized in hardware.Experiment and simulation analysis show that this model is featured with excellent cryptography property and possesses high value in cryptographic application.