This is the only book to clearly demonstrate how to get big dollar security for your network using freely available tools. This is a must have book for any company or person with a limited budget.Network security is in a constant struggle for budget to get things done. Upper management wants thing to be secure but doesn't want to pay for it. With this book as a guide, everyone can get what they want. The examples and information will be of immense value to every small business. It will explain security principles and then demonstrate how to achieve them using only freely available software.* Teachers you how to implement best of breed security using tools for free* Ideal for anyone recomending and implementing new technologies within the company* Companion Web site contains dozens of working scripts and tools

这是唯一一本明确展示如何使用免费提供的工具为你的网络获得大额安全的书。对于任何预算有限的公司或个人来说，这是一本必须要有的书。网络安全在不断地争取预算来完成工作。上层管理部门希望事情是安全的，但却不想为它付费。有了这本书作为指导，每个人都可以得到他们想要的东西。这些例子和信息对每个小企业都有巨大的价值。它将解释安全原则，然后演示如何只使用免费提供的软件来实现这些原则。* 教你如何使用免费的工具来实现最佳的安全。