1 | <sect2><title>Short descriptions</title>
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2 |
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3 | <para><command>chage</command> is used to change the maximum number of
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4 | days between obligatory password changes.</para>
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5 |
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6 | <para><command>chfn</command> is used to change a user's full name and
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7 | some other info.</para>
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8 |
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9 | <para><command>chpasswd</command> is used to update the passwords of a
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10 | whole series of user accounts in one go.</para>
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11 |
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12 | <para><command>chsh</command> is used to change a user's default
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13 | login shell.</para>
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14 |
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15 | <para><command>dpasswd</command> is used to change dial-up passwords for
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16 | user login shells.</para>
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17 |
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18 | <para><command>expiry</command> checks and enforces the current password
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19 | expiration policy.</para>
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20 |
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21 | <para><command>faillog</command> is used to examine the log of login
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22 | failures, to set a maximum number of failures before an account is blocked,
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23 | or to reset the failure count.</para>
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24 |
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25 | <para><command>gpasswd</command> is used to add and delete members and
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26 | administrators to groups.</para>
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27 |
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28 | <para><command>groupadd</command> creates a group with the given
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29 | name.</para>
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30 |
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31 | <para><command>groupdel</command> deletes the group with the given
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32 | name.</para>
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33 |
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34 | <para><command>groupmod</command> is used to modify the given group's
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35 | name or GID.</para>
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36 |
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37 | <para><command>groups</command> reports the groups of which the given
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38 | users are members.</para>
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39 |
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40 | <para><command>grpck</command> verifies the integrity of the group files,
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41 | <filename>/etc/group</filename> and <filename>/etc/gshadow</filename>.</para>
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42 |
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43 | <para><command>grpconv</command> creates or updates the shadow group file
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44 | from the normal group file.</para>
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45 |
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46 | <para><command>grpunconv</command> updates <filename>/etc/group</filename>
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47 | from <filename>/etc/gshadow</filename> and then deletes the latter.</para>
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48 |
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49 | <para><command>lastlog</command> reports the most recent login of all
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50 | users, or of a given user.</para>
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51 |
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52 | <para><command>login</command> is used by the system let users sign on.</para>
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53 |
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54 | <para><command>logoutd</command> is a daemon used to enforce restrictions
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55 | on log-on time and ports.</para>
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56 |
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57 | <para><command>mkpasswd</command> encrypts the given password using the
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58 | also given perturbation.</para>
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59 |
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60 | <para><command>newgrp</command> is used to change the current GID during
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61 | a login session.</para>
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62 |
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63 | <para><command>newusers</command> is used to create or update a whole
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64 | series of user accounts in one go.</para>
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65 |
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66 | <para><command>passwd</command> is used to change the password for a user
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67 | or group account.</para>
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68 |
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69 | <para><command>pwck</command> verifies the integrity of the password files,
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70 | <filename>/etc/passwd</filename> and <filename>/etc/shadow</filename>.</para>
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71 |
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72 | <para><command>pwconv</command> creates or updates the shadow password file
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73 | from the normal password file.</para>
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74 |
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75 | <para><command>pwunconv</command> updates <filename>/etc/passwd</filename>
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76 | from <filename>/etc/shadow</filename> and then deletes the latter.</para>
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77 |
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78 | <para><command>sg</command> executes a given command while the user's GID
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79 | is set to that of the given group.</para>
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80 |
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81 | <para><command>useradd</command> creates a new user with the given name,
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82 | or updates the default new-user information.</para>
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83 |
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84 | <para><command>userdel</command> deletes the given user account.</para>
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85 |
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86 | <para><command>usermod</command> is used to modify the given user's
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87 | login name, UID, shell, initial group, home directory, and the like.</para>
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88 |
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89 | <para><command>vigr</command> can be used to edit the
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90 | <filename>/etc/group</filename> or <filename>/etc/gshadow</filename>
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91 | files.</para>
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92 |
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93 | <para><command>vipw</command> can be used to edit the
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94 | <filename>/etc/passwd</filename> or <filename>/etc/shadow</filename>
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95 | files.</para>
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96 |
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97 | <para><command>libmisc</command>...</para>
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98 |
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99 | <para><command>libshadow</command> contains functions used by most
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100 | programs in this package.</para>
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101 |
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102 | </sect2>
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103 |
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