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nmap -Pn 192.168.11.0/24

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Nmap scan report for 192.168.12.52
Host is up (0.00021s latency).
Not shown: 999 closed tcp ports (reset)
PORT   STATE SERVICE
22/tcp open  ssh
MAC Address: 2C:CF:67:8C:B3:54 (Raspberry Pi (Trading))

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ping 192.168.11.52

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C:\Users\Felix.Mackinger>ping RasPi.local

Ping wird ausgeführt für RasPi.local [fe80::2ecf:67ff:fe8c:b354%9] mit 32 Bytes Daten:
Antwort von fe80::2ecf:67ff:fe8c:b354%9: Zeit<1ms
Antwort von fe80::2ecf:67ff:fe8c:b354%9: Zeit<1ms
Antwort von fe80::2ecf:67ff:fe8c:b354%9: Zeit<1ms
Antwort von fe80::2ecf:67ff:fe8c:b354%9: Zeit<1ms

Ping-Statistik für fe80::2ecf:67ff:fe8c:b354%9:
    Pakete: Gesendet = 4, Empfangen = 4, Verloren = 0
    (0% Verlust),
Ca. Zeitangaben in Millisek.:
    Minimum = 0ms, Maximum = 0ms, Mittelwert = 0ms

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sudo apt update   
sudo apt install avahi-daemon libnss-mdns avahi-utils 
sudo systemctl enable --now avahi-daemon 

%% Überprüfung ob installiert
avahi-browse -a

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ping RasPi.local                                      
PING RasPi.local (192.168.12.52) 56(84) bytes of data.
64 bytes from 192.168.12.52: icmp_seq=1 ttl=64 time=0.443 ms
64 bytes from 192.168.12.52: icmp_seq=2 ttl=64 time=0.480 ms
64 bytes from 192.168.12.52: icmp_seq=3 ttl=64 time=1.45 ms
^C
--- RasPi.local ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2257ms
rtt min/avg/max/mdev = 0.443/0.791/1.452/0.467 ms

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└$ ssh ras_pi@RasPi.local
The authenticity of host 'raspi.local (192.168.12.52)' can't be established.
ED25519 key fingerprint is SHA256:YY+E4TwciPxTMV5h84eZilacVf2t+YobmjXDq5TetR8.
This key is not known by any other names.
Are you sure you want to continue connecting (yes/no/[fingerprint])? y
Please type 'yes', 'no' or the fingerprint: yes
Warning: Permanently added 'raspi.local' (ED25519) to the list of known hosts.
ras_pi@raspi.local's password: 
Linux RasPi 6.12.47+rpt-rpi-2712 #1 SMP PREEMPT Debian 1:6.12.47-1+rpt1 (2025-09-16) aarch64

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.


└$ ssh-keygen -t ed25519
Generating public/private ed25519 key pair.
Enter file in which to save the key (/home/ras_pi/.ssh/Id_ed25519): 
Enter passphrase for "/home/ras_pi/.ssh/Id_ed25519" (empty for no passphrase): 
Enter same passphrase again: 
Your identification has been saved in /home/ras_pi/.ssh/Id_ed25519
Your public key has been saved in /home/ras_pi/.ssh/Id_ed25519.pub
The key fingerprint is:
SHA256:IWe+LN70QZwcDDLYxsnwGrMINWmNpMBpDbbeXptpU3o ras_pi@RasPi
The key's randomart image is:
+--[ED25519 256]--+
|o+B+.*o..        |
|o*=oo.*o o       |
|+o  o.o + o      |
|.... = = + o     |
| ...o. .S =      |
|  . . *. o       |
|   . B.E+ .      |
|    ..o+ . .     |
|      . . .      |
+----[SHA256]-----+


└─$ ssh-copy-id ras_pi@RasPi.local

/usr/bin/ssh-copy-id: INFO: Source of key(s) to be installed: "/home/kali/.ssh/Id_ed25519.pub"
/usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed
/usr/bin/ssh-copy-id: INFO: 1 key(s) remain to be installed -- if you are prompted now it is to install the new keys
ras_pi@raspi.local's password: 

Number of key(s) added: 1

Now try logging into the machine, with: "ssh 'ras_pi@RasPi.local'"
and check to make sure that only the key(s) you wanted were added.

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sudo apt install nodejs npm