Footprinting and Reconnaissance/Scanning Networks
Ahmed F. Sheikh · Apress eBooks · 2021
In this chapter, you will learn about footprinting and what type of information can be sought using this technique, including how to recognize the types of information that a hacker may want to obtain. In this chapter, you will gain an understanding of various information-gathering tools and methodologies. There are several additional concepts that will be covered in this chapter: port scanning, network scanning, vulnerability scanning, Transmission Control Protocols (TCP) communication flags, types of port scans, and scanning countermeasures.