May 2019
Intermediate to advanced
308 pages
8h 5m
English
Content preview from AWS Certified Advanced Networking - Specialty Exam Guide
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Security in the OSI model
Network security spans several layers in the OSI model. The following diagram gives us a breakdown of the different attack vectors and the representation of the percentage of attacks that succeeded in compromising an application in 2018:
As we can see, more than half of all attacks are represented by network layer attacks. These are spread out over multiple layers of the OSI model. Network attacks are most commonly layer 3 and layer 4 attacks, and they usually do the following:
- Attack the network service's availability by overloading the network link
- Attack the services on the network that deliver packets to the ...
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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.