1FTPUSERS(5) Linux Programmer's Manual FTPUSERS(5)
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6 ftpusers - list of users that may not log in via the FTP daemon
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9 The text file ftpusers contains a list of users that may not log in
10 using the File Transfer Protocol (FTP) server daemon. This file is
11 used not merely for system administration purposes but for improving
12 security within a TCP/IP networked environment. It will typically con‐
13 tain a list of the users that either have no business using ftp or have
14 too many privileges to be allowed to log in through the FTP server dae‐
15 mon. Such users usually include root, daemon, bin, uucp, and news. If
16 your FTP server daemon doesn't use ftpusers then it is suggested that
17 you read its documentation to find out how to block access for certain
18 users. Washington University FTP server Daemon (wuftpd) and Profes‐
19 sional FTP Daemon (proftpd) are known to make use of ftpusers.
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21 Format
22 The format of ftpusers is very simple. There is one account name (or
23 username) per line. Lines starting with a # are ignored.
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26 /etc/ftpusers
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29 passwd(5), proftpd(8), wuftpd(8)
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32 This page is part of release 3.53 of the Linux man-pages project. A
33 description of the project, and information about reporting bugs, can
34 be found at http://www.kernel.org/doc/man-pages/.
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38Linux 2000-08-27 FTPUSERS(5)