Footprinting and Reconnaissance ToolsFootprinting and Reconnaissance is nothing but collecting data about target or gathering information about the target(whom/which you gonna do attack).The data could be collected either directly directly or indirectly but you should not leave any evidence which will make you trouble. Also, Footprinting and Reconnaissance are the very first step carried out by hackers. Its very important to document each data before execute your attacks against the target.This is classified into two types
1. PASSIVE TYPE : Indirectly Collecting data about target
2. ACTIVE TYPE : Directly Collecting data about target
PASSIVE TYPE : Indirectly Collecting data about target
As you all know about what is meant by passive type of Reconnaissance / footprinting , hope there is no need of explanation on it. Lets directly discuss about methods or tools using in this type by hackers.
Search Engines : Google , Yahoo, Bing, AOL etc.,
Social Media : Twitter, Google plus, LinkedIn, Facebook, Message Boards
Websites : Discussion Forum, FAQ, Job sites, e-Paper, linked data like excel sheet, pdf download from various upload
Domain Name System : whois.net, ip address tracing , web and email phishing.
Vulnerabilities data published in newspapers , in personal website ,archived website ,any online showing portal like Amazon, eBay , Alibaba , hotels feedback or security gate entry registration points or volunteering social activities.