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2024-bsc-sebastian-lenzlinger/notes/wiki/monitoring.md
Sebastian Lenzlinger fa48b15fc7 SYNC commit.
2024-03-26 04:02:05 +01:00

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#tldr How to monitor/sniff wifi network traffic of IoT Devices. Two strategies: Use a wifi adapter to setup an #AP and have the devices connect to via that or use wifi card in monitor mode.

Funnel traffic via AP

Issues: iPhone has problems connecting to the provided APs. But need iPhone to configure network connection of devices.

Monitor Mode

HowTo

Insert wifi adapter and make sure it shows up as a interface with e.g. nmcli dev.

Manually activate:

  1. Find out which interfaces already exist with names likemon_N_: ifconfig -a.
  2. iw dev _interface_ interface add _mon_num_ type monitor
  3. ifconfig _mon_num up

Using aircrack-ng :

Activate monitor mode on interface wlp0s20f0u1:

sudo airmon-ng start wlp0s20f0u1

Output: