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'\" t
.\"     Title: faillog
.\"    Author: Julianne Frances Haugh
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\"      Date: 21/06/2024
.\"    Manual: System Management Commands
.\"    Source: shadow-utils 4.15.2
.\"  Language: Italian
.\"
.TH "FAILLOG" "8" "21/06/2024" "shadow\-utils 4\&.15\&.2" "System Management Commands"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
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.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.\" http://bugs.debian.org/507673
.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.ie \n(.g .ds Aq \(aq
.el       .ds Aq '
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NOME"
faillog \- mostra le registrazioni e imposta i limiti degli accessi falliti
.SH "SINOSSI"
.HP \w'\fBfaillog\fR\ 'u
\fBfaillog\fR [\fIoptions\fR]
.SH "DESCRIZIONE"
.PP
\fBfaillog\fR
displays the contents of the failure log database (/var/log/faillog)\&. It can also set the failure counters and limits\&. When
\fBfaillog\fR
is run without arguments, it only displays the faillog records of the users who had a login failure\&.
.SH "OPZIONI"
.PP
The options which apply to the
\fBfaillog\fR
command are:
.PP
\fB\-a\fR, \fB\-\-all\fR
.RS 4
Display (or act on) faillog records for all users having an entry in the
faillog
database\&.
.sp
The range of users can be restricted with the
\fB\-u\fR
option\&.
.sp
Nella modalit\(`a di visualizzazione, questo \(`e gi\(`a ristretto ai soli utenti esistenti, ma vengono mostrate anche eventuali registrazioni vuote\&.
.sp
With the
\fB\-l\fR,
\fB\-m\fR,
\fB\-r\fR,
\fB\-t\fR
options, the users\*(Aq records are changed, even if the user does not exist on the system\&. This is useful to reset records of users that have been deleted or to set a policy in advance for a range of users\&.
.RE
.PP
\fB\-h\fR, \fB\-\-help\fR
.RS 4
Mostra un messaggio di aiuto ed esce\&.
.RE
.PP
\fB\-l\fR, \fB\-\-lock\-secs\fR\ \&\fISEC\fR
.RS 4
Lock account for
\fISEC\fR
seconds after failed login\&.
.sp
Write access to
/var/log/faillog
is required for this option\&.
.RE
.PP
\fB\-m\fR, \fB\-\-maximum\fR\ \&\fIMAX\fR
.RS 4
Set the maximum number of login failures after the account is disabled to
\fIMAX\fR\&.
.sp
Selecting a
\fIMAX\fR
value of 0 has the effect of not placing a limit on the number of failed logins\&.
.sp
The maximum failure count should always be 0 for
\fIroot\fR
to prevent a denial of services attack against the system\&.
.sp
Write access to
/var/log/faillog
is required for this option\&.
.RE
.PP
\fB\-r\fR, \fB\-\-reset\fR
.RS 4
Azzera i contatori degli accessi falliti\&.
.sp
Write access to
/var/log/faillog
is required for this option\&.
.RE
.PP
\fB\-R\fR, \fB\-\-root\fR\ \&\fICHROOT_DIR\fR
.RS 4
Apply changes in the
\fICHROOT_DIR\fR
directory and use the configuration files from the
\fICHROOT_DIR\fR
directory\&. Only absolute paths are supported\&.
.RE
.PP
\fB\-t\fR, \fB\-\-time\fR\ \&\fIDAYS\fR
.RS 4
Display faillog records more recent than
\fIDAYS\fR\&.
.RE
.PP
\fB\-u\fR, \fB\-\-user\fR\ \&\fILOGIN\fR|\fIRANGE\fR
.RS 4
Display faillog record or maintains failure counters and limits (if used with
\fB\-l\fR,
\fB\-m\fR
or
\fB\-r\fR
options) only for the specified user(s)\&.
.sp
The users can be specified by a login name, a numerical user ID, or a
\fIRANGE\fR
of users\&. This
\fIRANGE\fR
of users can be specified with a min and max values (\fIUID_MIN\-UID_MAX\fR), a max value (\fI\-UID_MAX\fR), or a min value (\fIUID_MIN\-\fR)\&.
.RE
.PP
When none of the
\fB\-l\fR,
\fB\-m\fR, or
\fB\-r\fR
options are used,
\fBfaillog\fR
displays the faillog record of the specified user(s)\&.
.SH "AVVISI/CAVEAT"
.PP
\fBfaillog\fR
only prints out users with no successful login since the last failure\&. To print out a user who has had a successful login since their last failure, you must explicitly request the user with the
\fB\-u\fR
flag, or print out all users with the
\fB\-a\fR
flag\&.
.SH "FILE"
.PP
/var/log/faillog
.RS 4
File per tracciare gli accessi falliti\&.
.RE
.SH "VEDERE ANCHE"
.PP
\fBlogin\fR(1),
\fBfaillog\fR(5)\&.