1 | <sect2><title>Contents of Shadow</title>
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2 |
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3 | <para>Last checked against version &shadow-contversion;.</para>
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4 |
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5 | <sect3><title>Program Files</title>
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6 | <para>chage, chfn, chpasswd, chsh, dpasswd, expiry, faillog, gpasswd,
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7 | groupadd, groupdel, groupmod, grpck, grpconv, grpunconv, lastlog, login,
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8 | logoutd, mkpasswd, newgrp, newusers, passwd, pwck, pwconv, pwunconv, sg
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9 | (link to newgrp), su, useradd, userdel, usermod, vigr (link to vipw) and
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10 | vipw</para></sect3>
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11 |
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12 | <sect3><title>Descriptions</title>
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13 |
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14 | <sect4><title>chage</title>
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15 | <para>chage changes the number of days between password changes and the date of
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16 | the last password change.</para></sect4>
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17 |
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18 | <sect4><title>chfn</title>
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19 | <para>chfn changes a user's full name and other information
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20 | (office room number, office phone number, and
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21 | home phone number).</para></sect4>
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22 |
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23 | <sect4><title>chpasswd</title>
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24 | <para>chpasswd reads a file of user name and password pairs from standard
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25 | input and uses this information to update a group of
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26 | existing users.</para></sect4>
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27 |
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28 | <sect4><title>chsh</title>
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29 | <para>chsh changes the user login shell.</para></sect4>
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30 |
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31 | <sect4><title>dpasswd</title>
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32 | <para>dpasswd adds, deletes, and updates dial-up passwords for
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33 | user login shells.</para></sect4>
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34 |
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35 | <sect4><title>expiry</title>
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36 | <para>expiry checks and enforces a password expiration policy.</para></sect4>
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37 |
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38 | <sect4><title>faillog</title>
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39 | <para>faillog formats the contents of the failure log,/var/log/faillog, and
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40 | maintains failure counts and limits.</para></sect4>
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41 |
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42 | <sect4><title>gpasswd</title>
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43 | <para>gpasswd is used to administer the /etc/group file.</para></sect4>
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44 |
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45 | <sect4><title>groupadd</title>
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46 | <para>The groupadd command creates a new group account using the values
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47 | specified on the command line and the default values from
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48 | the system.</para></sect4>
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49 |
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50 | <sect4><title>groupdel</title>
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51 | <para>The groupdel command modifies the system account files, deleting all
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52 | entries that refer to group.</para></sect4>
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53 |
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54 | <sect4><title>groupmod</title>
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55 | <para>The groupmod command modifies the system account files to reflect the
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56 | changes that are specified on the command line.</para></sect4>
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57 |
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58 | <sect4><title>grpck</title>
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59 | <para>grpck verifies the integrity of the system authentication
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60 | information.</para></sect4>
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61 |
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62 | <sect4><title>grpconv</title>
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63 | <para>grpunconv converts to shadow group files from normal
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64 | group files.</para></sect4>
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65 |
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66 | <sect4><title>grpunconv</title>
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67 | <para>grpunconv converts from shadow group files to normal
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68 | group files.</para></sect4>
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69 |
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70 | <sect4><title>lastlog</title>
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71 | <para>lastlog formats and prints the contents of the last login log,
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72 | /var/log/lastlog. The login-name, port, and last login time will be
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73 | printed.</para></sect4>
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74 |
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75 | <sect4><title>login</title>
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76 | <para>login is used to establish a new session with the system.</para></sect4>
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77 |
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78 | <sect4><title>logoutd</title>
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79 | <para>logoutd enforces the login time and port restrictions specified in
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80 | /etc/porttime.</para></sect4>
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81 |
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82 | <sect4><title>mkpasswd</title>
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83 | <para>mkpasswd reads a file in the format given by the flags and converts it
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84 | to the corresponding database file format.</para></sect4>
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85 |
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86 | <sect4><title>newgrp</title>
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87 | <para>newgrp is used to change the current group ID during a
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88 | login session.</para></sect4>
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89 |
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90 | <sect4><title>newusers</title>
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91 | <para>newusers reads a file of user name and clear text password pairs and uses
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92 | this information to update a group of existing users or to create new
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93 | users.</para></sect4>
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94 |
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95 | <sect4><title>passwd</title>
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96 | <para>passwd changes passwords for user and group accounts.</para></sect4>
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97 |
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98 | <sect4><title>pwck</title>
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99 | <para>pwck verifies the integrity of the password files.</para></sect4>
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100 |
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101 | <sect4><title>pwconv</title>
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102 | <para>pwconv converts the normal password file
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103 | to a shadowed password file.</para></sect4>
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104 |
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105 | <sect4><title>pwunconv</title>
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106 | <para>pwunconv converts a shadowed password file
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107 | to a normal password file.</para></sect4>
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108 |
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109 | <sect4><title>sg</title>
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110 | <para>sg sets the user's GID to that of the given group, or executes a
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111 | given command as member of the given group.</para></sect4>
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112 |
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113 | <sect4><title>su</title>
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114 | <para>su changes the effective user and group IDs to that of a given user.
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115 | (This program replaces the su program installed from the
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116 | Sh-utils package.)</para></sect4>
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117 |
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118 | <sect4><title>useradd</title>
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119 | <para>useradd creates a new user or update default new user
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120 | information.</para></sect4>
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121 |
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122 | <sect4><title>userdel</title>
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123 | <para>userdel modifies the system account files, deleting all entries that
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124 | refer to a specified login name.</para></sect4>
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125 |
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126 | <sect4><title>usermod</title>
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127 | <para>usermod modifies the system account files to reflect the changes that
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128 | are specified on the command line.</para></sect4>
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129 |
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130 | <sect4><title>vipw and vigr</title>
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131 | <para>vipw and vigr will edit the files /etc/passwd and /etc/group,
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132 | respectively. With the -s flag, they will edit the shadow versions of
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133 | those files, /etc/shadow and /etc/gshadow, respectively.</para></sect4>
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134 |
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135 | </sect3>
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136 |
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137 | <sect3><title>Library Files</title>
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138 | <para>libshadow.[a,so]</para></sect3>
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139 |
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140 | <sect3><title>Descriptions</title>
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141 |
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142 | <sect4><title>libshadow</title>
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143 | <para>libshadow provides common functionality for the shadow
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144 | programs.</para></sect4>
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145 |
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146 | </sect3>
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147 |
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148 | </sect2>
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149 |
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