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Date: Tue, 24 Aug 1999 21:10:37 +0900
From: Takahiro IMAYOSHI <imayoshi@ap.t.u-tokyo.ac.jp>
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Subject: [FreeBSD-net-jp 1847] Re: APOP authorization
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$B:#5H$G$9!#(B

In [ FreeBSD-net-jp : 1843 ];
	Matsumura Naoki$B$5$s(B wrote.

> $B$G$9$,!"$J$s$G(B
> 
>   - $B%5!<%PB&$O(Bcrypted$B%Q%9%o!<%I$r;}$C$F$*$/(B

$B$3$N(Bcrypted passwd $B$r(B passwd-1 $B$H$7$^$9!#(B

>   - POP$B%/%i%$%"%s%H$,(BPOP$B%5!<%P$K@\B3(B
>   - POP$B%5!<%P$,%A%c%l%s%8$rH/9T(B
>   - POP$B%/%i%$%"%s%H$,!V%A%c%l%s%8$H(B($B%/%i%$%"%s%HB&$G(B)crypted$B$7$?%Q%9%o!<%I$r(B
>     MD5$B$G0lJ}8~%O%C%7%e2=$7$?$b$N!W$r(BPOP$B%5!<%P$KAw?.(B

$B$3$3$G(B crypt $B$7$?%Q%9%o!<%I$O(B salt $B$N$?$a$K0lHL$K$O(B passwd-1 $B$H$O(B
$B0[$J$kJ8;zNs$K$J$j$^$9$+$i!"(BMD5 $B$N7k2L$O0[$J$k$b$N$K$J$j$^$9$h$M!#(B

>   - MD5$B$N7k2L$,9g$($PG'>Z(BOK

$B$H$$$&$o$1$G!"(BMD5 $B$N7k2L$r9g$o$;$k$?$a$K$OJ?J8%Q%9%o!<%I$G$O$J$/$F!"(B
crypt $B:Q$_$N(B passwd-1 $B$rF@$k$3$H$,K\<A$K$J$k$H;W$$$^$9!#(B

$B$G$9$+$i!"(B

> $B$8$c$J$$$N(B? $B$3$NJ}$,@8%Q%9%o!<%I$rJ]B8$7$F$*$/I,MW$,$J$$$7!"(B
> /etc/(master.)passwd$B$r$=$N$^$^;H$($k$N$G!"JXMx$+$D(Bsecure$B$8$c$J$$$N(B?
> $B$H$$$&0UL#$G$9!#(B

APOP $B$N%Q%9%o!<%I4IM}$NOC$K8B$C$F$$$($P!"(BAPOP server $B$,4IM}$9$k(B
$B%Q%9%o!<%I%U%!%$%k$,(B /etc/master.passwd $B$H$$$&%U%!%$%k$K$J$k$@$1(B
$B$@$H;W$$$^$9!#(B


$B$3$3$+$i$O;d$N>!<j$J?dB,$J$N$G$9$,!"$^$D$`$i$5$s$N4mW|$OA0Ds$H$7$F(B

o APOP passwd $B$H(B login passwd $B$r$*$J$8$K@_Dj$7$F$7$^$&%f!<%6!<$,(B
  $BBt;3$$$k$N$G!"(BAPOP passwd $B$rJ?J8$K$7$F$*$/$N$O4m$J$$(B

$B$H$$$&$N$,$"$k$N$G$O$J$$$+$H;W$$$^$9!#(B

$B$3$NA0Ds$J$i$P!"(B/etc/master.passwd $B$N(B crypted passwd $B$r;H$&$3$H$K(B
$B$h$j(B secure level $B$O$"$2$i$l$k$H;W$$$^$9$,!"$=$l$O(B APOP $B$N@UG$$J$N(B
$B$+$J$!!"$H$$$&5$$,$7$^$9!#(B

---
$B:#5H?rGn(B (Imayoshi Takahiro)  email: imayoshi@ap.t.u-tokyo.ac.jp
