Netbios Basics using SMBClient Part 1

Netbios or Network Basic Input/Output System is a TCP/IP based protocol originally designed by IBM and is used for communication between computers over a LAN. In this video tutorial series we will look at various utilities on how to scan, connect to and browse shares on computers using Netbios. We will first use the Nbtscan utility to find the workgroup and Netbios name of a computer. We will then proceed to connect to one of the shared directories on the computer using Smbclient.

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Links:

1. Netbios Basics on Wikipedia

2. Smbclient usage basics

3. Nbtscan Utility

Vivek Ramachandran is a security evangelist and has been working in computer security related fields for the past 7 years. In 2007, Vivek spoke at world renowned conferences Defcon (WEP Cloaking Exposed) and Toorcon (The Caffe Latte Attack). The discovery of the Caffe Latte Attack was covered by CBS5 news, BBC online, Network World etc news agencies.In 2006, Vivek was announced as one of winners of the Microsoft Security Shootout contest held in India among 65,000 participants. He has also been a recipient of a Team Achievement at Cisco Systems for his work on 802.1x and Port Security modules on the Catalyst 6500 switches. Currently he spends all of his time maintaining Security- Freak.Net , SecurityTube.Net and is the founder of an online startup (currently in stealth mode). Vivek, is a Bachelor in Electronics and Communications Engineering from the prestigious Indian Institute of Technology, Guwahati.You can contact him at vivek[at]securitytube.net