Path: ...!3.eu.feeder.erje.net!feeder.erje.net!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Chris Green Newsgroups: comp.sys.raspberry-pi Subject: Re: Can't get into headless pi, password not 'raspberry' Date: Sun, 26 Jan 2025 09:47:57 +0000 Lines: 59 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Trace: individual.net zMQh6DU94TU7ks/XQUMV2wzf50ogR7A0q2u5AkV0cO7tvmd80= X-Orig-Path: not-for-mail Cancel-Lock: sha1:zjrCToi25lJgHzEln2HwxmPT3j8= sha256:5gKZK6WGKkcvsvRccm4vFtHQ0h7pRL8MdLZWPR/J+7g= User-Agent: tin/2.6.2-20221225 ("Pittyvaich") (Linux/6.1.0-29-amd64 (x86_64)) Bytes: 3462 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/bFzQ0A8zNNMhOoj0XocoGVbc8PVLcHlDr/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/bFzQ0A8zNNMhOoj0XocoGVbc8PVLcHlDr/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! :-) -- Chris Green ·