>> "lena" == lena <[EMAIL PROTECTED]> wrote: lena> I am a newbie with administrating my own Debian server, and got problems lena> that got to do with security.
If you are new to this, go to your local bookshop, and check the "Practical UNIX & Internet Security" (O'Reilly). Especially if your living depends on this running server. You can also check the Linux Administrator's Security Guide (https://www.seifried.org/lasg/) lena> I have 20 different users that got both ftp and telnet access to lena> the server /using it for web publishing/. I would like to add lena> they got access to their root directory and all directories lena> below it, but not to be able to go towards the \. Install the proftpd server. Then check the documentation for chroot. lena> Also, they shouldnt have telnet access. Add /bin/false to /etc/shells and change the shell of the users to /bin/false. One could also use PAM, but I don't use it myself, soI can't comment on it. [ Please don't quote the whole message that is even unrelated to your question ] Ciao, Martin