October 2020
Intermediate to advanced
481 pages
17h 35m
English
Content preview from Network Security, Firewalls, and VPNs, 3rd Edition
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Network and Resource Availability Threats
To be successful, many exploits and attacks require special access on a private network. Some exploits will function against an Internet-facing web server, but such a server might not directly connect to a private network. If a hacker is unable to find an exploitable vulnerability that gains access or control over the targeted systems, a fallback or final resort option is to launch availability attacks.
An availability attack aims at preventing legitimate access or use of resources to delay or interrupt business. Generally, this is known as a denial of service attack.
Denial of Service (DoS)
A denial of service (DoS) attack interrupts the normal patterns of traffic, communication, and response. ...
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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.
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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.