November 2022
Beginner
400 pages
15h 6m
English
book
Ethical Hacking: Techniques, Tools, and Countermeasures, 4th Edition
by Michael G. Solomon, Sean-Philip Oriyano
Content preview from Ethical Hacking: Techniques, Tools, and Countermeasures, 4th Edition
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Operating System Fingerprinting
Open ports that are discovered during the port scanning phase need to be further investigated. The mere existence of an open port does not mean a vulnerability exists. Thus, attackers must probe for more information to determine whether vulnerabilities that exist can be exploited.
The open ports that are discovered during port mapping provide clues about which OS the target is running. Determining the OS that is running on a specific target is the purpose of OS fingerprinting. Once an OS is identified, it is possible to better focus the attacks that come later. After all, an attacker doesn’t want to waste time launching Windows exploits against Linux computers, and vice versa. To identify an OS, two different ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.