From owner-FreeBSD-users-jp@jp.freebsd.org  Wed Apr 14 17:32:44 1999
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In-Reply-To: Your message of "Wed, 14 Apr 1999 17:13:33 +0900"
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Date: Wed, 14 Apr 1999 17:32:39 +0900
From: Akihiro HIRANO <hirano@t.kanazawa-u.ac.jp>
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Subject: [FreeBSD-users-jp 41167] Re: How do you do about illeagal access on your host?
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> $B@hF|!"$"$k%f!<%6$N%Q%9%o!<%I$,Ep$^$l$F$+$iIQHK$KIT@5%"%/%;%9$,(B
> $B9T$o$l$F$$$F!":rF|$N(Bcron$B$,5/F0$7$F$$$J$+$C$?$N$bH`$i$N;E6H$@$H(B
> $B;W$o$l$k@a$,$"$j$^$9!#(Bhistory$B$rDI$C$F$_$k$H!"<c$$(BPID$B$G(Bkill$B$5$l(B
> $B$F$$$k$H$3$m$,$"$j$^$7$?!#(B

$B!!(Bcron$B$^$G(Bkill$B$G$-$k$H$9$k$H(Broot$B8"8B$^$GIT@5$KF@$i$l$F$$$k$G$7$g$&$+$i!"(B
$B%M%C%H%o!<%/$+$i@Z$jN%$7$F!":F%$%s%9%H!<%k$9$k$/$i$$$N3P8g$r$7$?J}$,NI(B
$B$$$+$b$7$l$^$;$s!#>lEv$?$jE*$JBP1~$G$O$J$/$F!#(B

> $B>oCs$7$F$$$k%W%m%0%i%`$G?4Ev$?$j$,$J$$$b$N$O>C$7$^$7$?$,!"$^$@(B
> $B%f!<%6$N%Q%9%o!<%I$,<+F0E*$KEp$^$l$F$$$k$h$&$G$9!#(B

$B!!(Bcron$B$+$J!)(B/etc/crontab$B$H(B/var/cron/tabs$B!#(B

> comsat$B$O!"<u?.%a!<%k$N%l%]!<%H$r<u$1<h$j!"%5!<%S%9$rMW5a$7$F$$$k(B
> $B%f!<%6$KBP$7$FDLCN$r9T$J$&%5!<%P%W%m%;%9$H$"$j$^$9!#5$$,$D$/$H(B
> kill$B$7$F$$$k$N$G$9$,!"$I$3$+$G:FEY<B9T$5$l$F$$$k$h$&$G$3$N$h$&$K(B
> $B8=$l$^$9!#(B/etc$B$G(Bcomsat$B$r5-=R$7$F$$$k$H$3$m$O!"(Bservices$B$@$1$G!"(B
> $B%f!<%6$N(Bhome$B%G%#%l%/%H%j$K$b$=$N5-=R$O$"$j$^$;$s$G$7$?!#(B

% grep comsat /etc/inetd.conf
comsat  dgram   udp     wait    root    /usr/libexec/comsat     comsat

> $B$3$N$h$&$J>l9g!"$I$N$h$&$JBP1~$r$9$l$P$$$$$N$G$7$g$&$+!#(B

$B!!I,MW$J$i>Z5rJ]A4(B ($B%G%#%9%/$r$^$k$4$H<h$C$F$*$/$H$+(B) $B$7$F!":F%$%s%9%H!<(B
$B%k$7$F!":#EY$O%Q%1%C%H%U%#%k%?$d(Btrcwrapper$B$d(Bssh$B$J$I$b;H$C$F!"30$+$i$N(B
telnet$B$d(Brlogin$B$O@Z$C$F$*$/!#$J$I$J$I!#(B
----
$BJ?Ln989((B@$B6bBtBg3X9)3XIt(B $BEE5$>pJs9)3X2J(B
hirano@t.kanazawa-u.ac.jp
