In this lesson you'll learn how to perform reconnaissance from both the business side as well as a technical side. From the business side we use recon for a variety of reasons, including finding physical addresses, locations, personal information about our target and more. On the network side, we use a technological approach. Network mapping, and probing techniques combine with search engine hacking to give us the best possible picture of our targets. Each of these information gathering tactics is extremely useful in what is commonly one of the first steps in a penetration test as well as an attack. This lesson with teach all you need to know about reconnaissance and the true value of information.