From: cl@isbd.net   
      
   The Natural Philosopher  wrote:   
   > On 26/01/2025 09:47, Chris Green wrote:   
   > > The Natural Philosopher  wrote:   
   > >> On 25/01/2025 22:34, Chris Green wrote:   
   > >>> I am trying to set up a new, headless Pi 4B.  I have copied the 'lite'   
   > >>> image to a USB drive and created the empty 'ssh' file in the boot   
   > >>> partition.   
   > >>>   
   > >>> It boots OK and the ssh deamon is running but the default username   
   > >>> 'pi' and password 'raspberry' don't work. How on earth do I get into   
   > >>> it to start it up?   
   > >>>   
   > >>> I can edit files on the USB drive OK so I can add and modify entries   
   > >>> in /etc/passwd and /etc/shadow. So all I actually need to do is set it   
   > >>> up so the user 'pi' has no password but I'm not doing too well at   
   > >>> doing that at the moment.   
   > >>>   
   > >>> Any ideas, or other ways to get into it?   
   > >>>   
   > >>   
   > >> Others have told you how to use the imager, but IIRC all that does is   
   > >> set up a file in the VFAT partition....   
   > >>   
   > >> Here is a shameless cut'n paste   
   > >>   
   > >>      Write the Raspberry Pi OS image to your SD card as normal   
   > >>      Mount the newly written /boot partition on the Pi on your computer   
   > >>      Create an empty file named ssh, without a file type / ending. On   
   > >> Linux and macOS, this is easily done with touch ssh if you’re in the   
   > >> right directory. This tells the OS to enable SSH access right away.   
   > >>      Next, create a user with a password on the SD card as that’s not   
   > >> done automatically anymore.   
   > >>          Create an encrypted password for your new Raspberry Pi user. On   
   > >> Linux and macOS, this can be done with OpenSSL. For added security,   
   > >> write the new password into a masked shell variable so it doesn’t show   
   > >> up in your computer’s shell history:   
   > >>   
   > >>          [morph@void ~]$ read -s pw   
   > >>          [morph@void ~]$ echo "$pw" | openssl passwd -6 -stdin   
   > >>   
   > >> $6$4E2z6hQOGLZCK5ZN$ESo2r/tO7Sy1Xmyp/bFzQ0A8zNNMhOoj0XocoGV   
   c8PVLcHlDr/kQiRvv/vOfdopLkylTVQSfK4n97SR9VGGF1   
   >   
   > >>   
   > >>   
   > >>          the long random string is your encrypted password. Next, create   
   > >> another file next to the ssh file on the SD card’s boot partition named   
   > >> userconf.txt.   
   > >>          Open userconf.txt with your favourite text editor and in the   
   > >> first and only line enter your desired username and the encrypted   
   > >> password, separated by a colon. It should look like this:   
   > >> morph:$6$4E2z6hQOGLZCK5ZN$ESo2r/tO7Sy1Xmyp/bFzQ0A8zNNMhOoj0   
   ocoGVbc8PVLcHlDr/kQiRvv/vOfdopLkylTVQSfK4n97SR9VGGF1   
   >   
   > >>   
   > >>   
   > >> And that’s it. Unmount your card, pop it into the Pi, connect it to your   
   > >> network and boot. You should now be able to SSH into it using your new   
   > >> credentials. No monitor needed.   
   > >>   
   > > I think an ssh key will be easier! :-)   
   > >   
   >   
   > I didn't find it so.   
   >   
   >   
   > Essentially you need to create a file userconf.txt with one line   
   >   
   > user:   
   >   
   > in the root of the VFAT boot partition   
   >   
   > And if you have a linux system already, you can cut and paste  it out of   
   > your own /etc/shadow   
   >   
   > Plus an empty file called ssh. Using 'touch ssh'   
   >   
   > Hardly rocket science   
   >   
   True, I'm trying it now as my rpi-imager experience isn't being very   
   fruitful at the moment.   
      
   --   
   Chris Green   
   ·   
      
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