May 2017
Intermediate to advanced
416 pages
21h 33m
English
Content preview from Nmap: Network Exploration and Security Auditing Cookbook - Second Edition
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Enumerating user accounts of Windows hosts
User enumeration allows attackers to conduct dictionary attacks against systems and reveals information about who has access to them. Against Windows systems, there are two known techniques to enumerate the users in the system: SAMR enumeration and LSA bruteforcing. Both user enumeration techniques are implemented in the Nmap Scripting Engine. While this attack requires a valid account on most systems, some systems (Windows 2000 by default) allow user enumeration anonymously.
This recipe shows how to enumerate the users that have logged in a Microsoft Windows system with Nmap.
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