Check for open ports with N-Map

MacOS:

Open terminal

1. Open spotlight search with the keybind

CMD + SPACE

2. Type terminal in the search bar

3. Click on the terminal icon

Install Homebrew

5. Run brew install nmap

6. Then run sudo nmap {{ ip }} -P

Note: {{ ip }} = the local ip of the user you want to scan.
Also you will have to enter your password every time you use N-Map

Tip: you can use my ARP-Scan tutorial to find there ip!

Linux:

1. Click on the 3x3 dots icon at the bottom-left of the screen

2. Type terminal in the search bar

3. Click on the terminal icon

4. Install Arp-scan: sudo apt install nmap

5. Run sudo nmap {{ ip }} -P

Note: {{ ip }} = the local ip of the user you want to scan.
Also you will have to enter your password every time you use N-Map.

Example:

nmap 192.168.1.305

Tip: you can use my ARP-Scan tutorial to find there ip!