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.\" $Id: chpasswd.8,v 1.8 2005/04/05 18:47:51 kloczek Exp $
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2007-10-07 17:14:44 +05:30
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.\" Copyright 1991, Julianne Frances Haugh
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. Neither the name of Julianne F. Haugh nor the names of its contributors
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.\" may be used to endorse or promote products derived from this software
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.\" without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.TH CHPASSWD 8
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.SH NAZWA
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2007-10-07 17:16:07 +05:30
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\fBchpasswd\fR \- wsadowa aktualizacja pliku hase<73>
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.SH SK<EFBFBD>ADNIA
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\fBchpasswd\fR [\fI\-e\fR]
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2007-10-07 17:14:44 +05:30
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.SH OPIS
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2007-10-07 17:15:58 +05:30
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\fBchpasswd\fR odczytuje pary danych (u<>ytkownik i has<61>o) ze standardowego
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wej<EFBFBD>cia. Odczytane informacje wykorzystywane s<> do aktualizacji danych o
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grupie istniej<65>cych u<>ytkownik<69>w.
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Ka<EFBFBD>dy wiersz przekazywanych danych ma posta<74>:
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.sp 1
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\fInazwa_U<EFBFBD>ytkownika\fR:\fIhas<EFBFBD>o\fR
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.sp 1
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2007-10-07 17:15:58 +05:30
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Domy<EFBFBD>lnie dostarczane has<61>a musz<73> by<62> w postaci jawnej. Podczas kodowania
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hase<EFBFBD> u<>ywany jest domy<6D>lniealgorytm DES. W trakcie zmiany has<61>a aktualizowany
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jest tak<61>e wiek has<61>a.
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2007-10-07 17:14:44 +05:30
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.PP
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Polecenie to przeznaczone jest do u<>ytku w du<64>ych systemach, gdzie aktualizuje
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si<EFBFBD> wiele kont naraz.
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.SH OPCJE
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Polecenie \fBchpasswd\fR posiada nast<73>puj<75>ce opcje:
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.IP "\fB\-e\fR, \fB\-\-encrypted\fR"
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2007-10-07 17:15:58 +05:30
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Dostarczone na standardowe wej<65>cie has<61>a s<> traktowane jako ju<6A> zakodowane.
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.IP "\fB\-h\fR, \fB\-\-help\fR"
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2007-10-07 17:15:58 +05:30
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Wy<EFBFBD>wietla kr<6B>tk<74> informacj<63> o tym jak u<>ywa<77> program i zako<6B>czy prac<61>.
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.IP "\fB\-m\fR, \fB\-\-md5\fR"
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2007-10-07 17:15:58 +05:30
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Je<EFBFBD>eli dpostarczane has<61>a s<> w postaci jawnej u<>yj kodowania MD5 zamiast
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domy<EFBFBD>lnego DES.
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2007-10-07 17:14:44 +05:30
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.SH PRZESTROGI
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.\" Po u<>yciu \fBchpasswd\fR musi zosta<74> wykonane polecenie \fImkpasswd\fR,
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.\" aktualizuj<75>ce pliki DBM hase<73> (DBM password files).
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2007-10-07 17:15:58 +05:30
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Pami<EFBFBD>taj <20>eby zabezpieczy<7A> przed odczytem plik przekazywany na standardowe
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wej<EFBFBD>cie polecenia \fBchpasswd\fR o ile zaiwiera on has<61>a w postaci jawnej.
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2007-10-07 17:14:44 +05:30
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.\" Polecenie to mo<6D>e by<62> zaniechane na rzecz polecenia newusers(8).
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.SH ZOBACZ TAK<EFBFBD>E
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.\" mkpasswd(8), passwd(1), useradd(1)
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.BR passwd (1),
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.BR newusers (8),
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.BR useradd (8)
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.SH AUTOR
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Julianne Frances Haugh (jockgrrl@ix.netcom.com)
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