On Tue, Jan 17, 2023 at 01:53:33PM +0100, steve wrote: > Le 17-01-2023, à 07:19:04 -0500, Greg Wooledge a écrit : > > > On Tue, Jan 17, 2023 at 09:36:03AM +0100, steve wrote: > > > Easier would be to delete the second field in /etc/shadow for root, so > > > there > > > won't be anymore root password (it's empty). You can then create one with > > > the > > > 'passwd' command. > > > > If you can edit the /etc/shadow file, you're already root, which means > > you can simply run "passwd root" to set a new password. You will not > > be prompted for the old password, so there's no need to clear the old > > password hash preemptively. > > You're right if you're editing the file in the OS, but not if you have > accessed data from a live-cd, which was what I was thinking. Sorry.
Or mounted the disk externally on another system. Still there's the -R (chroot) option for passwd(1) as an alternative for those cases. But editing is definitely a valid option (esp. if you are dealing with an OS you suspect format compatibility problems because of its age or some such). There is more than... and so on :) Cheers -- t
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