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?