October 2018
Intermediate to advanced
528 pages
12h 33m
English
book
Kali Linux 2018: Assuring Security by Penetration Testing - Fourth Edition
by Shiva V. N. Parasram, Alex Samm, Damian Boodoo, Gerard Johansen, Lee Allen, Tedi Heriyanto, Shakeel Ali
Content preview from Kali Linux 2018: Assuring Security by Penetration Testing - Fourth Edition
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Understanding TCP/IP protocol
In the TCP/IP protocol suite, there are dozens of different protocols, but the most important ones are TCP and IP. IP provides addressing, datagram routing, and other functions for connecting one machine to another, while TCP is responsible for managing connections and provides reliable data transport between processes on two machines. IP is located in the network layer (layer 3) in the Open Systems Interconnection (OSI) model, whereas TCP is located in the transport layer (layer 4) of OSI.
Besides TCP, the other key protocol in the transport layer is UDP. You may be asking what the differences between these two protocols are.
In brief, TCP has the following characteristics:
- This is a connection-oriented protocol ...
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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.