August 2018
Intermediate to advanced
254 pages
6h 20m
English
Content preview from Network Vulnerability Assessment
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Passive information gathering
Passive information gathering is a technique where no direct contact with the target is made for gathering the information. All the information is obtained through an intermediate source which may be publicly available. The internet has many useful resources that can help us with passive information gathering. Some such techniques are discussed next.
The following diagram describes how passive information gathering works:
Here is how it works:
- The client system first sends a request to an intermediate system
- The intermediate system probes the target system
- The target system sends the result back to the intermediate ...
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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.