edwardspl@xxxxxxxxxx writes:
« HTML content follows » Les wrote:On Tue, 2007-02-06 at 23:06 +0800, <URL:mailto:edwardspl@xxxxxxxxxx>edwar dspl@xxxxxxxxxx wrote:But when user "edward" login to the server by the telnet service, then he can modify the dot file...Dear All, How can we limit a user a/c when telnet to the server : eg : [edward@svr1 ~]$ ls -l -a total 36 drwx------ 3 edward edward 4096 Feb 6 22:51 . drwxr-xr-x 5 root root 4096 Feb 6 22:50 .. -rw------- 1 edward edward 14 Feb 6 22:52 .bash_history -rw-r--r-- 1 edward edward 24 Feb 6 22:50 .bash_logout -rw-r--r-- 1 edward edward 176 Feb 6 22:50 .bash_profile -rw-r--r-- 1 edward edward 124 Feb 6 22:50 .bashrc drwxr-xr-x 3 edward edward 4096 Feb 6 22:50 .kde -rw-r--r-- 1 edward edward 658 Feb 6 22:50 .zshrc [edward@svr1 ~]$ Prevent user "edward" from doing the following : modify / del the exiting files ( default by the system ). Allow user "edward" create / del / modify other his own files / dirs. Edward. --Have root create the files with root access, then put the world read and execute privilege on them. Only root can then modify them. Regards, Les H
1) No, he can't. Not if the file is owned by root, with no other permissions.
2) If you allow telnet access, you have more problems to worry about. Such as anyone with access to your local network, or your Internet provider's network, being able to capture your login passwords.
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