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Aircrack-ng

Tool manual · Kali & common usage

Network · Advanced · Network lane

AdvancedWireless
Authorized usage only. Capture and inspect traffic only on systems and networks you own or have written permission to analyze.

What is Aircrack-ng?

Aircrack-ng suite audits Wi‑Fi security (capture handshakes, test PSK strength) on networks you own or have permission to test.

Lab wireless security assessments — illegal on foreign networks.

Official website: Aircrack-ng · Documentation

When do you use it?

  • You need Wi‑Fi security auditing suite (authorized networks only).
  • You are following a CYNARKS lab or authorized engagement that calls for Aircrack-ng.
  • You already tried simpler checks and need this tool’s deeper capability.

When not to use it

  • Never attack neighbor/café Wi‑Fi without explicit authorization.

Who uses it?

  • Network engineers
  • SOC analysts
  • Penetration testers

How do you use it? (typical flow)

  1. Install Aircrack-ng using the steps below (prefer Kali package or official installer).
  2. Confirm you have authorization for the target (lab VM, own system, or written scope).
  3. Run --help / man (or the Help section) to see current flags for your version.
  4. Start with a safe example from Basic commands against localhost or an authorized lab target.
  5. Record what you ran, what you observed, and any follow-up (filter, report, remediation).

Help & manual (like man / --help)

Every serious tool has a built-in way to look up flags. Learn these first so you are not stuck memorizing every option.

  1. 1. Help

    aircrack-ng --help

  2. 2. Docs

    https://www.aircrack-ng.org/doku.php

Kali Linux

Preinstalled on Kali wireless images: aircrack-ng, airodump-ng, aireplay-ng.

1. Installation

OSInstallation
Kali LinuxPreinstalled on Kali wireless images: aircrack-ng, airodump-ng, aireplay-ng.
Debianapt install aircrack-ng

2. Basic commands

  1. 1. Lab AP you own only

    airmon-ng start wlan0

    Lab AP you own only

  2. 2. Show help

    airmon-ng --help

    List flags for your installed version (same habit as man/--help).

  3. 3. Short help

    airmon-ng -h

    Alternate help flag when supported.

5. Useful features

  • Capture
  • WPA handshake analysis

6. Practical examples

  1. Example 1: Lab AP you own only

    airmon-ng start wlan0

    Lab AP you own only

  2. Example 2: Show help

    airmon-ng --help

    List flags for your installed version (same habit as man/--help).

  3. Example 3: Short help

    airmon-ng -h

    Alternate help flag when supported.

7. Important notes

  • Illegal on networks without permission.
  • Authorized targets only — labs, systems you own, or written permission.
  • Prefer reading --help / man / official docs for your installed version; flags change over time.

Related course: networking fundamentals · network security · Commands: /commands#networking