Active information gathering

Active information gathering is when we start to interact with systems so that we can gather more information. During active information gathering, it is possible to trip alarms that will alert the target, so depending on the type of attack being planned, you need to exercise caution.

Some penetration tests intentionally trip alarms to test the effectiveness of alerts, logs, or even the response times of the countermeasures that are in place.

Nmap

Network mapper (Nmap) is a tool that allows you to perform network discovery and security auditing. It is only available in the command line, and has a graphical version called Zenmap. Nmap is able to work across multiple platforms, such as macOS, Windows...