doc/ja_JP.eucJP/man/man1/bdes.1

.\" Copyright (c) 1991, 1993
.\"	The Regents of the University of California.  All rights reserved.
.\"
.\" This code is derived from software contributed to Berkeley by
.\" Matt Bishop of Dartmouth College.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\"    notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\"    notice, this list of conditions and the following disclaimer in the
.\"    documentation and/or other materials provided with the distribution.
.\" 3. All advertising materials mentioning features or use of this software
.\"    must display the following acknowledgement:
.\"	This product includes software developed by the University of
.\"	California, Berkeley and its contributors.
.\" 4. Neither the name of the University nor the names of its contributors
.\"    may be used to endorse or promote products derived from this software
.\"    without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\"	@(#)bdes.1	8.1 (Berkeley) 6/29/93
.\" jpman %Id: bdes.1,v 1.3 1999/10/03 08:35:01 horikawa Stab %
.\"
.\" word: initialization vector	<09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><D9A5>ȥ<EFBFBD>[bdes.1]
.\" word: alternative cipher feedback mode	<09><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> CFB <20>⡼<EFBFBD><E2A1BC>[bdes.1]
.\" word: cipher block chaining mode	<09>Ź沽<C5B9>֥<EFBFBD><D6A5>å<EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>⡼<EFBFBD><E2A1BC>[bdes.1]
.\" word: electronic code book mode	<09>ŻҰŹ<D2B0>ɽ<EFBFBD>⡼<EFBFBD><E2A1BC>[bdes.1]
.\" word: message authentication code	<09><><EFBFBD>å<EFBFBD><C3A5><EFBFBD><EFBFBD><EFBFBD>ǧ<EFBFBD>ڥ<EFBFBD><DAA5><EFBFBD><EFBFBD><EFBFBD>[bdes.1]
.\" word: DISCLAIMER	<09><><EFBFBD>վ<EFBFBD><D5BE><EFBFBD>(.SH<53><48><EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD>)
.\"
.TH BDES 1 "June 29, 1993"
.UC 6
.SH ̾<EFBFBD><EFBFBD>
bdes \- Data Encryption Standard <20>ˤ<EFBFBD><CBA4><EFBFBD><EFBFBD>Ź沽 / <20><><EFBFBD>沽
.SH <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.nf
.ft B
bdes [ \-abdp ] [ \-F N ] [ \-f N ] [ \-k key ]
.ti +5
[ \-m N ] [ \-o N ] [ \-v vector ]
.ft R
.fi
.SH <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.I bdes
<EFBFBD><EFBFBD> FIPS PUB 81 <20>ǵ<EFBFBD><C7B5>ꤵ<EFBFBD><EAA4B5><EFBFBD>뤹<EFBFBD>٤Ƥ<D9A4> DES <20>⡼<EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD><DEA4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź沽<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥХå<EFBFBD><EFBFBD>⡼<EFBFBD><EFBFBD> (alternative cipher feedback mode
(CFB)) <20><>ξ<EFBFBD><CEBE><EFBFBD><EFBFBD>ǧ<EFBFBD>ڥ⡼<DAA5>ɤ<EFBFBD><C9A4>ޤޤ<DEA4><DEA4>ޤ<EFBFBD><DEA4><EFBFBD>
.I bdes
<EFBFBD><EFBFBD>ɸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD>ɤ<EFBFBD><EFBFBD><EFBFBD>ɸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥؽ񤭽Ф<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ϤϰŹ沽<EFBFBD>֥<EFBFBD><EFBFBD>å<EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD>⡼<EFBFBD><EFBFBD> (cipher block chaining mode (CBC)) <20><>
<EFBFBD>Ź沽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>Ź沽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>沽<EFBFBD><EFBFBD>Ʊ<EFBFBD><EFBFBD><EFBFBD>θ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD>ʿʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.PP
<EFBFBD>ŻҰŹ<EFBFBD>ɽ<EFBFBD>⡼<EFBFBD><EFBFBD> (electronic code book mode (ECB)) <20>ʳ<EFBFBD><CAB3>Τ<EFBFBD><CEA4>٤ƤΥ⡼<CEA5>ɤ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><EFBFBD>ȥ<EFBFBD> (initialization vector) <20><>ɬ<EFBFBD>פȤ<D7A4><C8A4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><EFBFBD>ȥ뤬<EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ޥ<EFBFBD><EFBFBD>ɥ饤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.I key
(<28><>) <20><><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD>ʤ<EFBFBD><CAA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD><CFA1><EFBFBD><EFBFBD><EFBFBD>Ū<EFBFBD><C5AA><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD> (<28>ܤ<EFBFBD><DCA4><EFBFBD><EFBFBD><EFBFBD>
.IR getpass (3)
<EFBFBD>򻲾Ȥ<EFBFBD><EFBFBD>Ʋ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)<29><>
.PP
<EFBFBD><EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̤<EFBFBD><EFBFBD>Ǥ<EFBFBD>:
.TP
\-a
<EFBFBD><EFBFBD><EFBFBD>Ƚ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><EFBFBD>ȥ<EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ASCII ʸ<><CAB8><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4>ư<EFBFBD><C6B0><EFBFBD><EFBFBD>졢
``0X'', ``0x'', ``0B'', <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ``0b'' <20>ǤϤ<C7A4><CFA4>ޤ<EFBFBD>ʸ<EFBFBD><CAB8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD><D0A4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>̤<EFBFBD><EFBFBD>Ѵ<EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Υե饰<EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƚ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD><EFBFBD>
.I ξ<EFBFBD><EFBFBD>
<EFBFBD>˺<EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.TP
\-b
<EFBFBD>ŻҰŹ<EFBFBD>ɽ<EFBFBD>⡼<EFBFBD><EFBFBD> (ECB) <20><>ư<EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
.TP
\-d
<EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>沽<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.TP
\-F
.IR N <EFBFBD>ӥå<EFBFBD>
<EFBFBD>ο<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź沽<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥХå<EFBFBD><EFBFBD>⡼<EFBFBD><EFBFBD> (CFB) <20><>ư<EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>
.I N
<EFBFBD><EFBFBD> 7 <20>ʾ<EFBFBD> 56 <20>ʲ<EFBFBD><CAB2><EFBFBD> 7 <20><><EFBFBD>ܿ<EFBFBD><DCBF>Ǥ<EFBFBD><C7A4>뤳<EFBFBD>Ȥ<EFBFBD>ɬ<EFBFBD>פǤ<D7A4>
(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¤Ͽ<C2A4><CFBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź沽<C5B9>ե<EFBFBD><D5A5><EFBFBD><EFBFBD>ɥХå<D0A5><C3A5>⡼<EFBFBD><E2A1BC> (CFB) <20>λ<EFBFBD><CEBB>ͤˤ<CDA4>
Ŭ<EFBFBD>礷<EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>)<29><>
.TP
\-f
.IR N <EFBFBD>ӥå<EFBFBD>
<EFBFBD>ΰŹ沽<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥХå<EFBFBD><EFBFBD>⡼<EFBFBD><EFBFBD> (CFB) <20><>ư<EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>
.I N
<EFBFBD><EFBFBD> 8 <20>ʾ<EFBFBD> 64 <20>ʲ<EFBFBD><CAB2><EFBFBD> 8 <20><><EFBFBD>ܿ<EFBFBD><DCBF>Ǥ<EFBFBD><C7A4>뤳<EFBFBD>Ȥ<EFBFBD>ɬ<EFBFBD>פǤ<D7A4>
(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¤<EFBFBD>ɸ<EFBFBD><C9B8><EFBFBD>ΰŹ沽<C5B9>ե<EFBFBD><D5A5><EFBFBD><EFBFBD>ɥХå<D0A5><C3A5>⡼<EFBFBD><E2A1BC> (CFB) <20>λ<EFBFBD><CEBB>ͤˤ<CDA4>Ŭ<EFBFBD>礷<EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>)<29><>
.TP
\-k
.I key
<EFBFBD><EFBFBD><EFBFBD>Ź沽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>θ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.TP
\-m
<EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD>
.I N
<EFBFBD>ӥåȤΥ<EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǧ<EFBFBD>ڥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (message authentication code (MAC))
<EFBFBD>ǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.I N
<EFBFBD><EFBFBD> 1 <20>ʾ<EFBFBD> 64 <20>ʲ<EFBFBD><CAB2>Ǥ<EFBFBD><C7A4>뤳<EFBFBD>Ȥ<EFBFBD>ɬ<EFBFBD>פǤ<D7A4><C7A4><EFBFBD>
.I N
<EFBFBD><EFBFBD> 8 <20><><EFBFBD>ܿ<EFBFBD><DCBF>Ǥʤ<C7A4><CAA4>Ȥ<EFBFBD><C8A4><EFBFBD>
MAC <20>Υӥå<D3A5>Ĺ<EFBFBD><C4B9> 8 <20><><EFBFBD>ܿ<EFBFBD><DCBF>ˤʤ<CBA4><CAA4>ޤ<EFBFBD> 0 <20>ΥӥåȤ<C3A5><C8A4>դ<EFBFBD><D5A4>ä<EFBFBD><C3A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD>ɬ<EFBFBD><EFBFBD> MAC <20>ˤʤ<CBA4><CAA4>ޤ<EFBFBD><DEA4><EFBFBD>
MAC <20>ϰŹ沽<C5B9>֥<EFBFBD><D6A5>å<EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>⡼<EFBFBD><E2A1BC> (CBC) <20><><EFBFBD>뤤<EFBFBD><EBA4A4>
<EFBFBD>Ź沽<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥХå<EFBFBD><EFBFBD>⡼<EFBFBD><EFBFBD> (CFB) <20>ǤΤ<C7A4>ͭ<EFBFBD><CDAD><EFBFBD>Ǥ<EFBFBD><C7A4><EFBFBD>
.TP
\-o
.IR N <EFBFBD>ӥå<EFBFBD>
<EFBFBD>ν<EFBFBD><EFBFBD>ϥե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥХå<EFBFBD><EFBFBD>⡼<EFBFBD><EFBFBD> (output feedback mode (OFB)) <20><>ư<EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>
.I N
<EFBFBD><EFBFBD> 8 <20>ʾ<EFBFBD> 64 <20>ʲ<EFBFBD><CAB2><EFBFBD> 8 <20><><EFBFBD>ܿ<EFBFBD><DCBF>Ǥ<EFBFBD><C7A4>뤳<EFBFBD>Ȥ<EFBFBD>ɬ<EFBFBD>פǤ<D7A4>
(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¤<EFBFBD> OFB <20>⡼<EFBFBD>ɤλ<C9A4><CEBB>ͤˤ<CDA4>Ŭ<EFBFBD>礷<EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>)<29><>
.TP
\-p
<EFBFBD>ѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ӥåȤΥꥻ<EFBFBD>åȤ򤷤ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Υե饰<EFBFBD>ˤ<EFBFBD><EFBFBD>기<EFBFBD>Υѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ӥåȤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD>줿<EFBFBD>̤<EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD>ᤵ<EFBFBD>졢
<EFBFBD><EFBFBD><EFBFBD>줾<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD>ľ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȤϤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD> ASCII ʸ<><CAB8><EFBFBD><EFBFBD><EFBFBD>ξ<EFBFBD><CEBE><EFBFBD><EFBFBD>ˤΤ߻<CEA4><DFBB>Ѥ<EFBFBD><D1A4><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
.TP
\-v
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD>
.IR vector
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
vector <20>ϸ<EFBFBD><CFB8><EFBFBD>Ʊ<EFBFBD><C6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Dz<EFBFBD><C7B2>ᤵ<EFBFBD><E1A4B5><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
vector <20><><EFBFBD>ŻҰŹ<D2B0>ɽ<EFBFBD>⡼<EFBFBD><E2A1BC> (ECB) <20>Ǥ<EFBFBD>̵<EFBFBD><CCB5><EFBFBD>Ǥ<EFBFBD><C7A4><EFBFBD>
.PP
<EFBFBD><EFBFBD><EFBFBD>Ƚ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD><EFBFBD> ASCII ʸ<><CAB8><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD>Ϳ<EFBFBD><CDBF><EFBFBD><EFBFBD><EFBFBD>졢
<EFBFBD><EFBFBD><EFBFBD>ΤޤޤΥӥå<EFBFBD><EFBFBD>¤ӤȤ<EFBFBD><EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
``0X'' <20><><EFBFBD>뤤<EFBFBD><EBA4A4> ``0x'' <20>ǤϤ<C7A4><CFA4>ޤäƤ<C3A4><C6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>硢<EFBFBD>ӥå<D3A5><C3A5>¤Ӥ<C2A4>ɽ<EFBFBD><C9BD> 16 <20>ʿ<EFBFBD><CABF><EFBFBD>
<EFBFBD>Ȥ<EFBFBD><EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
``0B'' <20><><EFBFBD>뤤<EFBFBD><EBA4A4> ``0b'' <20>ǤϤ<C7A4><CFA4>ޤäƤ<C3A4><C6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD><CFA1>ӥå<D3A5><C3A5>¤Ӥ<C2A4>ɽ<EFBFBD><C9BD> 2 <20>ʿ<EFBFBD><CABF><EFBFBD>
<EFBFBD>Ȥ<EFBFBD><EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>ɤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ξ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ⡢
<EFBFBD>ǽ<EFBFBD><EFBFBD><EFBFBD> 64 <20>ӥåȤޤǤ<DEA4><C7A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤤<EFBFBD>Ͻ<EFBFBD><CFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><D9A5>ȥ<EFBFBD><C8A5>Ȥ<EFBFBD><C8A4>ƻȤ<C6BB><C8A4>졢
64 <20>ӥåȤ<C3A5><C8A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><CAA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 64 <20>ӥåȤˤʤ<CBA4><CAA4>ޤ<EFBFBD> 0 <20>ΥӥåȤ<C3A5><C8A4>ɲä<C9B2><C3A4><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
.PP
DES ɸ<><C9B8><EFBFBD>˽<EFBFBD><CBBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʸ<EFBFBD><CAB8><EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD>ʸ<EFBFBD><CAB8><EFBFBD>κDz<CEBA><C7B2>̥ӥåȤϺ<C8A4><CFBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
<EFBFBD>ۤȤ<EFBFBD><EFBFBD>ɤ<EFBFBD> ASCII ʸ<><CAB8><EFBFBD>κǾ<CEBA><C7BE>̥ӥåȤ<C3A5> 0 <20>ʤΤǡ<CEA4>
ñ<EFBFBD><EFBFBD><EFBFBD>˲<EFBFBD><EFBFBD>̥ӥåȤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD>
ͭ<EFBFBD><EFBFBD><EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD>礭<EFBFBD><EFBFBD><EFBFBD><EFBFBD> 2\u\s-356\s0\d <20>Ĥ<EFBFBD><C4A4><EFBFBD> 2\u\s-348\s0\d <20>Ĥޤǽ̾<C7BD><CCBE><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᡢ
<EFBFBD>Ǿ<EFBFBD><EFBFBD>̥ӥåȤϺDz<EFBFBD><EFBFBD>̥ӥåȤ<EFBFBD><EFBFBD><EFBFBD>ʬŪ<EFBFBD>˰<EFBFBD>¸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؿ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD>ɬ<EFBFBD>פǤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>㤨<EFBFBD>С<EFBFBD><EFBFBD>Ǿ<EFBFBD><EFBFBD>̥ӥåȤϴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD><EFBFBD><EFBFBD>ͤˤʤ<EFBFBD><EFBFBD>褦<EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD>ˤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD>礭<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Υѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ӥåȤκ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 2 <20>ʿ<EFBFBD><CABF><EFBFBD><EFBFBD>뤤<EFBFBD><EBA4A4> 16 <20>ʿ<EFBFBD><CABF><EFBFBD>
Ϳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>줿<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD>
.I <EFBFBD>Ԥʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD>
ASCII <20>θ<EFBFBD><CEB8>Ǥ<EFBFBD><C7A4>äƤ<C3A4><C6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD>ʤ<EFBFBD><CAA4>褦<EFBFBD>ˤǤ<CBA4><C7A4>뤳<EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD>դ<EFBFBD><D5A4>Ƥ<EFBFBD><C6A4><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
.PP
DES <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˶<EFBFBD><CBB6>ǤʰŹ<CAB0>ˡ<EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ꡢ
table lookup attacks, key search attacks, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Hellman's time-memory tradeoff
(<28><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4>٤Ƥ<D9A4><C6A4><EFBFBD><EFBFBD>ؤ<EFBFBD><D8A4>ʼ<EFBFBD><CABC>֤Ȼ<D6A4><C8BB>֤<EFBFBD><D6A4>פ<EFBFBD><D7A4>ޤ<EFBFBD>) <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD>˴ؤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>¤<EFBFBD> DES <20><><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD><CBA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD><CBA1><EFBFBD>Τ<EFBFBD><CEA4><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD>ݰ¤<EFBFBD>
.IR bdes
<EFBFBD>ο<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τȿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƴְ㤤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.SH <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˴ؤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Υץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȸߴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD>륽<EFBFBD>եȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͤϡ<EFBFBD>
<EFBFBD>ʲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>դ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Υ<EFBFBD><EFBFBD>եȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Sun Microsystems, Inc. <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4><EFBFBD>
data encryption standard <20>μ<EFBFBD><CEBC><EFBFBD><EFBFBD>ȸߴ<C8B8><DFB4>Ǥ<EFBFBD><C7A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΤȤ<CEA4><C8A4><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD><DEA4><EFBFBD>
.PP
<EFBFBD>ŻҰŹ<EFBFBD>ɽ (ECB) <20>⡼<EFBFBD>ɤ<EFBFBD><C9A4><EFBFBD><EFBFBD>ӰŹ沽<C5B9>֥<EFBFBD><D6A5>å<EFBFBD>Ϣ<EFBFBD><CFA2> (CBC) <20>⡼<EFBFBD>ɤǤϡ<C7A4>
ʿʸ<EFBFBD><EFBFBD> 64 <20>ӥå<D3A5> (8 <20>Х<EFBFBD><D0A5><EFBFBD> = 1 <20>֥<EFBFBD><D6A5>å<EFBFBD>) ñ<>̤ǰŹ沽<C5B9><E6B2BD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD>
ʿʸ<EFBFBD>Υե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź沽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD><EFBFBD>ݾڤ<EFBFBD><EFBFBD>뤿<EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD>
.I bdes
<EFBFBD><EFBFBD> (<28><><EFBFBD><EFBFBD>ư<EFBFBD><C6B0><EFBFBD>Ȥ<EFBFBD><C8A4><EFBFBD>) 1 <20><><EFBFBD><EFBFBD> 8 <20>Х<EFBFBD><D0A5>Ȥ<EFBFBD><C8A4>ɲä<C9B2><C3A4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>κǸ<EFBFBD><EFBFBD>ΥХ<EFBFBD><EFBFBD>Ȥϡ<EFBFBD><EFBFBD>Ǹ<EFBFBD><EFBFBD>Υ֥<EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD>ʿʸ<EFBFBD>Υե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϤȤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>ɤ߹<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰŹ沽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򼨤<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>äơ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>沽<EFBFBD>ΤȤ<EFBFBD><EFBFBD>ˤϺǸ<EFBFBD><EFBFBD>Υ֥<EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD> 0 <20><><EFBFBD><EFBFBD> 7 ʸ<><CAB8><EFBFBD>ޤǤ<DEA4>
ʿʸ<EFBFBD>ǡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΥХ<EFBFBD><EFBFBD>ȤȤ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤߤޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>沽<EFBFBD>κݤ˥ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>κǸ<EFBFBD><EFBFBD>ΥХ<EFBFBD><EFBFBD>Ȥ<EFBFBD> 0 <20><><EFBFBD><EFBFBD> 7 <20>ޤǤδ֤<CEB4><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥʤ<C7A4><CAA4>ä<EFBFBD><C3A4><EFBFBD><EFBFBD>硢
<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤬<EFBFBD>˲<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>뤫<EFBFBD>ְ<EFBFBD><EFBFBD>ä<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD>줿<EFBFBD><EFBFBD><EFBFBD>Τɤ<EFBFBD><EFBFBD>餫<EFBFBD>Ǥ<EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>դ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
Ʊ<EFBFBD>ͤε<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> OFB <20><> CFB <20>Υ⡼<CEA5>ɤǤ<C9A4><C7A4><EFBFBD><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD><EFBFBD>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⡼<EFBFBD>ɥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܿ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD>ɬ<EFBFBD>פʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǡ<EFBFBD>
<EFBFBD>Ǹ<EFBFBD><EFBFBD>ΥХ<EFBFBD><EFBFBD>Ȥϡ<EFBFBD>0 <20><><EFBFBD><EFBFBD><EFBFBD>⡼<EFBFBD>ɥ<EFBFBD><C9A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4>ƻȤ<C6BB><C8A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><D0A5>ȿ<EFBFBD><C8BF><EFBFBD><EFBFBD><EFBFBD>
1 <20>򸺤<EFBFBD><F2B8BAA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͤˤʤ<CBA4><CAA4>ޤ<EFBFBD><DEA4><EFBFBD>
(<28><><EFBFBD><EFBFBD><EFBFBD>ϥ⡼<CFA5>ɥ<EFBFBD><C9A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 8 <20><><EFBFBD>ܿ<EFBFBD><DCBF>Ǥ<EFBFBD><C7A4>뤳<EFBFBD>Ȥ<EFBFBD>ɬ<EFBFBD>פ<EFBFBD><D7A4><EFBFBD>ͳ<EFBFBD>ΰ<EFBFBD><CEB0>ĤǤ<C4A4><C7A4><EFBFBD>)
.PP
Sun <20>μ<EFBFBD><CEBC><EFBFBD><EFBFBD>Ȱۤʤꡢ<CAA4>Ǹ<EFBFBD><C7B8>Υ֥<CEA5><D6A5>å<EFBFBD><C3A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><D1A4><EFBFBD><EFBFBD>ʤ<EFBFBD><CAA4>Х<EFBFBD><D0A5>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǤϤʤ<CFA4><CAA4><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υ֥<EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>Ȥ<EFBFBD>Ʊ<EFBFBD><EFBFBD><EFBFBD>ˤʤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD><EFBFBD>ꡢ<EFBFBD>Ź沽<EFBFBD>ζ<EFBFBD><EFBFBD>٤<EFBFBD>»<EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>®<EFBFBD>٤Ȱܿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.PP
<EFBFBD><EFBFBD><EFBFBD><EFBFBD> ASCII ʸ<><CAB8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϥ<EFBFBD><CFA4>줿<EFBFBD><ECA4BF><EFBFBD>硢
<EFBFBD><EFBFBD><EFBFBD>γ<EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD>Υѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ӥåȤϴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>Ȥʤ<EFBFBD><EFBFBD>褦<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
Sun <20>μ<EFBFBD><CEBC><EFBFBD><EFBFBD>Ȱۤʤꡢ
2 <20>ʤ<EFBFBD><CAA4>뤤<EFBFBD><EBA4A4> 16 <20>ʤθ<CAA4><CEB8>⥳<EFBFBD>ޥ<EFBFBD><DEA5>ɥ饤<C9A5><E9A5A4><EFBFBD>ǻ<EFBFBD><C7BB><EFBFBD><EFBFBD>Ǥ<EFBFBD><C7A4>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ξ<EFBFBD><EFBFBD>硢<EFBFBD>ѥ<EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>ӥåȤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD>
.I <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD>դΥӥåȥѥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򸰤Ȥ<EFBFBD><EFBFBD>ƻ<EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.PP
Sun <20>μ<EFBFBD><CEBC><EFBFBD><EFBFBD>ǤϾ<C7A4><CFBE>˽<EFBFBD><CBBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><D9A5>ȥ<EFBFBD><C8A5><EFBFBD> 0 (<28><><EFBFBD><EFBFBD> 0) <20>Ȥ<EFBFBD><C8A4>Ƥ<EFBFBD><C6A4>ޤ<EFBFBD><DEA4><EFBFBD>
.I bdes
<EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ư<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ʊ<EFBFBD>ͤǤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޥ<EFBFBD><EFBFBD>ɥ饤<EFBFBD>󤫤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.SH <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
crypt(3), getpass(3)
.sp
.IR "Data Encryption Standard" ,
Federal Information Processing Standard #46,
National Bureau of Standards,
U.S. Department of Commerce,
Washington DC
(Jan. 1977)
.sp
.IR "DES Modes of Operation" ,
Federal Information Processing Standard #81,
National Bureau of Standards,
U.S. Department of Commerce
Washington DC
(Dec. 1980)
.sp
Dorothy Denning,
.IR "Cryptography and Data Security" ,
Addison-Wesley Publishing Co.,
Reading, MA
\(co1982.
.sp
Matt Bishop,
.IR "Implementation Notes on bdes(1)" ,
Technical Report PCS-TR-91-158,
Department of Mathematics and Computer Science,
Dartmouth College,
Hanover, NH  03755
(Apr. 1991).
.SH <EFBFBD><EFBFBD><EFBFBD>վ<EFBFBD><EFBFBD><EFBFBD>
.nf
THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
.fi
.SH <EFBFBD>Х<EFBFBD>
DES <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ο<EFBFBD>ǯ<EFBFBD>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><C7A4>뤫<EFBFBD>ɤ<EFBFBD><C9A4><EFBFBD><EFBFBD>ˤĤ<CBA4><C4A4>Ʒ㤷<C6B7><E3A4B7><EFBFBD><EFBFBD><EFBFBD>褬<EFBFBD><E8A4AC><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ѥϡ<EFBFBD><EFBFBD>ɥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>νи<EFBFBD><EFBFBD>ˤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҤγƼﹶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>㸺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τǡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ι<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD><EFBFBD><EFBFBD>׻<EFBFBD><EFBFBD>̤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󸽼<EFBFBD>Ū<EFBFBD>ȤϤ<EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.PP
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤤<EFBFBD>ϸ<EFBFBD><EFBFBD>ΰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τǡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɤ߽Ф<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϰŹ沽<EFBFBD>ΰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>»<EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ޥ<EFBFBD><EFBFBD>ɥ饤<EFBFBD><EFBFBD><EFBFBD>Ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٥<EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>ˤϡ<EFBFBD>
<EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD><EFBFBD>ä<EFBFBD>˵<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD><EFBFBD>⤢<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򤹤뤿<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.I bdes
<EFBFBD>ϰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>񤭤<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>ǰ<EFBFBD>ʤ<EFBFBD><EFBFBD>顢<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>餬<EFBFBD><EFBFBD><EFBFBD>礹<EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>餫<EFBFBD>ǡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥϲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.PP
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>θ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ū<EFBFBD>ʴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ळ<EFBFBD>Ȥˤʤ<EFBFBD><EFBFBD>Τǡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>򤱤<EFBFBD><EFBFBD>٤<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>θ<EFBFBD><EFBFBD>ϡ<EFBFBD>
.I "<22>夤<EFBFBD><E5A4A4> (weak key)"
<EFBFBD><EFBFBD>
.I "<22><><EFBFBD><EFBFBD><EFBFBD>夤<EFBFBD><E5A4A4> (semiweak key)"
<EFBFBD>ȸƤФ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>ꡢ<EFBFBD>ʲ<EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD>ΤǤ<EFBFBD>
(16 <20>ʿ<EFBFBD>ɽ<EFBFBD><C9BD><EFBFBD><EFBFBD> p <20><> 0 <20><><EFBFBD>뤤<EFBFBD><EBA4A4> 1 <20>Ȥ<EFBFBD><C8A4><EFBFBD>P <20><> e <20><><EFBFBD>뤤<EFBFBD><EBA4A4> f <20>Ȥ<EFBFBD><C8A4><EFBFBD>) :
.sp
.nf
.in +10n
.ta \w'0x0p0p0p0p0p0p0p0p\0\0\0'u+5n
0x0p0p0p0p0p0p0p0p	0x0p1P0p1P0p0P0p0P
0x0pep0pep0pfp0pfp	0x0pfP0pfP0pfP0pfP
0x1P0p1P0p0P0p0P0p	0x1P1P1P1P0P0P0P0P
0x1Pep1Pep0Pfp0Pfp	0x1PfP1PfP0PfP0PfP
0xep0pep0pfp0pfp0p	0xep1Pep1pfp0Pfp0P
0xepepepepepepepep	0xepfPepfPfpfPfpfP
0xfP0pfP0pfP0pfP0p	0xfP1PfP1PfP0PfP0P
0xfPepfPepfPepfPep	0xfPfPfPfPfPfPfPfP
.fi
.in -10n
.sp
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> DES <20><><EFBFBD>르<EFBFBD>ꥺ<EFBFBD><EAA5BA><EFBFBD>˸<EFBFBD>ͭ<EFBFBD><CDAD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><C7A4><EFBFBD>
(Moore <20><> Simmons <20><>
\*(LqCycle structure of the DES with weak and semi-weak keys,\*(Rq
.I "Advances in Cryptology \- Crypto '86 Proceedings" ,
Springer-Verlag New York, \(co1987, pp. 9-32 <20>򻲾<EFBFBD>)