Today I have couple of hours to spare and thus thought might as well spend it on my blog. The finger command in *nix systems is used to display the information on the users. This information is taken from the /etc/passwd file. You can use the chfn command to change the information. Man page for <a href="http://amit.themafia.info/phpMan.php?parameter=chfn&mode=man" target="_blank">chfn.