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diff --git a/man/it/man8/chpasswd.8 b/man/it/man8/chpasswd.8 new file mode 100644 index 0000000..e704d8c --- /dev/null +++ b/man/it/man8/chpasswd.8 @@ -0,0 +1,212 @@ +'\" t +.\" Title: chpasswd +.\" Author: Julianne Frances Haugh +.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/> +.\" Date: 23/01/2020 +.\" Manual: Comandi per la gestione del sistema +.\" Source: shadow-utils 4.8.1 +.\" Language: Italian +.\" +.TH "CHPASSWD" "8" "23/01/2020" "shadow\-utils 4\&.8\&.1" "Comandi per la gestione del si" +.\" ----------------------------------------------------------------- +.\" * Define some portability stuff +.\" ----------------------------------------------------------------- +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" 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" +chpasswd \- aggiorna le password in modo non interattivo +.SH "SINOSSI" +.HP \w'\fBchpasswd\fR\ 'u +\fBchpasswd\fR [\fIopzioni\fR] +.SH "DESCRIZIONE" +.PP +The +\fBchpasswd\fR +command reads a list of user name and password pairs from standard input and uses this information to update a group of existing users\&. Each line is of the format: +.PP +\fIuser_name\fR:\fIpassword\fR +.PP +By default the passwords must be supplied in clear\-text, and are encrypted by +\fBchpasswd\fR\&. Also the password age will be updated, if present\&. +.PP +The default encryption algorithm can be defined for the system with the +\fBENCRYPT_METHOD\fR +or +\fBMD5_CRYPT_ENAB\fR +variables of +/etc/login\&.defs, and can be overwritten with the +\fB\-e\fR, +\fB\-m\fR, or +\fB\-c\fR +options\&. +.PP +\fBchpasswd\fR +first updates all the passwords in memory, and then commits all the changes to disk if no errors occurred for any user\&. +.PP +Questo comando \(`e appositamente pensato per grossi sistemi in cui si abbia la necessit\(`a di creare molti account nello stesso momento\&. +.SH "OPZIONI" +.PP +The options which apply to the +\fBchpasswd\fR +command are: +.PP +\fB\-c\fR, \fB\-\-crypt\-method\fR\ \&\fIMETHOD\fR +.RS 4 +Utilizza il metodo specificato per cifrare le password\&. +.sp +I metodi disponibili sono DES, MD5, NONE e SHA256 o SHA512 se la propria libc lo consente\&. +.sp +By default (if none of the +\fB\-c\fR, +\fB\-m\fR, or +\fB\-e\fR +options are specified), the encryption method is defined by the +\fBENCRYPT_METHOD\fR +or +\fBMD5_CRYPT_ENAB\fR +variables of +/etc/login\&.defs\&. +.RE +.PP +\fB\-e\fR, \fB\-\-encrypted\fR +.RS 4 +Le password fornite sono in forma cifrata\&. +.RE +.PP +\fB\-h\fR, \fB\-\-help\fR +.RS 4 +Mostra un messaggio di aiuto ed esce\&. +.RE +.PP +\fB\-m\fR, \fB\-\-md5\fR +.RS 4 +Usa la cifratura MD5 anzich\('e DES quando le password fornite non sono cifrate\&. +.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\&. +.RE +.PP +\fB\-s\fR, \fB\-\-sha\-rounds\fR\ \&\fIROUNDS\fR +.RS 4 +Usa il numero specificato di cicli per cifrare la password\&. +.sp +Il valore 0 indica che il sistema utilizzer\(`a il numero predefinito di cicli per il metodo crypt (5000)\&. +.sp +I valori minimo di 1\&.000 e massimo di 999\&.999\&.999 sono forzati\&. +.sp +Si pu\(`o utilizzare questa opzione solo con i metodi di cifratura SHA256 o SHA512\&. +.sp +By default, the number of rounds is defined by the +\fBSHA_CRYPT_MIN_ROUNDS\fR +and +\fBSHA_CRYPT_MAX_ROUNDS\fR +variables in +/etc/login\&.defs\&. +.RE +.SH "AVVISI/CAVEAT" +.PP +Ricordarsi di impostare i permessi o umask in modo da prevenire la lettura in chiaro da parte di altri utenti\&. +.SH "CONFIGURAZIONE" +.PP +The following configuration variables in +/etc/login\&.defs +change the behavior of this tool: +.PP +\fBENCRYPT_METHOD\fR (string) +.RS 4 +Definisce l\*(Aqalgoritmo di cifratura predefinito per le password (se non ne viene specificato uno a riga di comando)\&. +.sp +It can take one of these values: +\fIDES\fR +(default), +\fIMD5\fR, \fISHA256\fR, \fISHA512\fR\&. +.sp +Note: this parameter overrides the +\fBMD5_CRYPT_ENAB\fR +variable\&. +.RE +.PP +\fBMD5_CRYPT_ENAB\fR (boolean) +.RS 4 +Indicate if passwords must be encrypted using the MD5\-based algorithm\&. If set to +\fIyes\fR, new passwords will be encrypted using the MD5\-based algorithm compatible with the one used by recent releases of FreeBSD\&. It supports passwords of unlimited length and longer salt strings\&. Set to +\fIno\fR +if you need to copy encrypted passwords to other systems which don\*(Aqt understand the new algorithm\&. Default is +\fIno\fR\&. +.sp +This variable is superseded by the +\fBENCRYPT_METHOD\fR +variable or by any command line option used to configure the encryption algorithm\&. +.sp +This variable is deprecated\&. You should use +\fBENCRYPT_METHOD\fR\&. +.RE +.PP +\fBSHA_CRYPT_MIN_ROUNDS\fR (number), \fBSHA_CRYPT_MAX_ROUNDS\fR (number) +.RS 4 +When +\fBENCRYPT_METHOD\fR +is set to +\fISHA256\fR +or +\fISHA512\fR, this defines the number of SHA rounds used by the encryption algorithm by default (when the number of rounds is not specified on the command line)\&. +.sp +Con molti cicli \(`e pi\(`u difficile trovare una password usando la forza bruta\&. Ma va notato che \(`e richiesta maggiore potenza di calcolo per autenticare gli utenti\&. +.sp +Se non specificato sar\(`a la libc a scegliere il numero di cicli (5000)\&. +.sp +Il valore deve essere compreso tra 1\&.000 e 999\&.999\&.999\&. +.sp +If only one of the +\fBSHA_CRYPT_MIN_ROUNDS\fR +or +\fBSHA_CRYPT_MAX_ROUNDS\fR +values is set, then this value will be used\&. +.sp +If +\fBSHA_CRYPT_MIN_ROUNDS\fR +> +\fBSHA_CRYPT_MAX_ROUNDS\fR, the highest value will be used\&. +.RE +.SH "FILE" +.PP +/etc/passwd +.RS 4 +Informazioni sugli account utente\&. +.RE +.PP +/etc/shadow +.RS 4 +Informazioni sicure sugli account utente\&. +.RE +.PP +/etc/login\&.defs +.RS 4 +Configurazione del pacchetto password shadow +.RE +.SH "VEDERE ANCHE" +.PP +\fBpasswd\fR(1), +\fBnewusers\fR(8), +\fBlogin.defs\fR(5), +\fBuseradd\fR(8)\&. |