On Thu 19 Nov 2015 at 00:12:31 +0100, Dan wrote: > On Wed, Nov 18, 2015 at 8:42 PM, Brian <a...@cityscape.co.uk> wrote: > > On Wed 18 Nov 2015 at 20:05:38 +0100, Dan wrote: > > > >> If a wrong password is used many times to log as root, does the root > >> account gets locked? > > > > No. > > > >> I was in a hurry and introduced a wrong password for root a few times > >> and now I can not log as root. > >> > >> I think that I'm using the right password (although I can not be sure > >> 100%). I checked the modification date of the files passwd and shawdow > >> and it seems that the root password has not been modified. I guess > >> that if somebody changed the password I should see it in the date of > >> shadow. > > > > Who is this "someone"? Have you given him access to your machine? > > > > Thanks for your answer. I didn't give access to anybody. I just > wondered if the machine has been hacked. I doubted it, but I would > like to understand what happened and why I can not use my root > password anymore.
Reset the root password as follows: 1. At the GRUB menu type 'e'. 2. Put "init=/bin/bash" at the end of the line beginning with "linux". 3. Press F10. 4. Mount the root partition read/write: mount -n -o remount,rw / 5. Type 'passwd'. 6. Reboot with CTL-ALT-DEL.
