Book Image

Nmap: Network Exploration and Security Auditing Cookbook - Second Edition

By : Paulino Calderon
Book Image

Nmap: Network Exploration and Security Auditing Cookbook - Second Edition

By: Paulino Calderon

Overview of this book

This is the second edition of ‘Nmap 6: Network Exploration and Security Auditing Cookbook’. A book aimed for anyone who wants to master Nmap and its scripting engine through practical tasks for system administrators and penetration testers. Besides introducing the most powerful features of Nmap and related tools, common security auditing tasks for local and remote networks, web applications, databases, mail servers, Microsoft Windows machines and even ICS SCADA systems are explained step by step with exact commands and argument explanations. The book starts with the basic usage of Nmap and related tools like Ncat, Ncrack, Ndiff and Zenmap. The Nmap Scripting Engine is thoroughly covered through security checks used commonly in real-life scenarios applied for different types of systems. New chapters for Microsoft Windows and ICS SCADA systems were added and every recipe was revised. This edition reflects the latest updates and hottest additions to the Nmap project to date. The book will also introduce you to Lua programming and NSE script development allowing you to extend further the power of Nmap.
Table of Contents (25 chapters)
Title Page
Credits
About the Author
Acknowledgments
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
13
Brute Force Password Auditing Options
17
References and Additional Reading

Introduction


Windows, based networks are still the most common type of network found in organizations, mainly because of the Active Directory (AD) technology that helps system administrators simplify many of their daily tasks. While Windows systems have come a long way regarding security, there are still a few default configurations that we can deem as insecure. And not only default configurations, some undesirable functionality is there by design, like being able to obtain system information through SMBv1 without authentication.

For this reason, scanning Windows machines is a common task for penetration testers and system administrators, and thankfully, Nmap is full of resources to help us.There are NSE scripts available to perform from information gathering to vulnerability detection in workstations and servers. As advanced Nmap users, we need to understand what is available and most importantly on what platforms and configurations these scripts work.

This chapter covers the NSE scripts...