Learn Information Gathering By Example

Information Gathering is usually the first done when Penetration testing. It is indeed a very important part in Penetration testing, and no Penetration tester or Internet security enthusiast can be left with out the knowledge of not knowing how to successfully gather information on a target. This white paper goes through the steps and tools you can use in order to successfully gather information on a target web server:
1- Utilizing Search Engines
2- Utilizing NetCraft
3- Using Whois
4- Utilizing NSLookup
5- Brute Forcing DNS Names
6- Performing A Ping Sweep
7- Identifying Firewalls/Routers
8- Gathering Information From Emails
9- Obtaining Information With Scripts

Read the article in PDF format (by Aelphaeis Mangarae).