摘要： 介绍随机数技术在网络安全软件中的重要意义，分析了当前多种随机数产生方法及特点和不足之处。在网络环境下利用真随机数产生方法实现了一种安全机制，并将其应用于某防火墙软件中，应用结果显示了所用方法的优越性。

关键词: 网络安全, 真随机数, 不可预测性

Abstract: Introduces the significance of the techniques of random number in the network security software, analyzes many kinds of currently used random number generation methods and their features & disadvantages. This article realizes a kind of security mechanism in the network environment with the generation method of true random number, and applies it to some firewall software, and the result of application shows the advantages of this method.

中图分类号: 

• TP393.08