Puzzle of the Day The following is part of the output from ls -sailF /bin /usr/sbin. What is suspicious about it? 64236 168 -r-xr-xr-x 1 bin 160028 May 2 20:53 /bin/csh* 64293 192 -r-xr-xr-x 2 bin 180816 May 2 20:58 /bin/ksh* 64285 88 -r-xr-xr-x 3 bin 89564 May 2 21:02 /bin/sh* 309872 144 -r-xr-xr-x 1 bin 137984 Aug 19 14:58 /usr/sbin/in.named* 309704 9 -r-xr-xr-x 1 bin 8532 May 2 20:56 /usr/sbin/in.rexecd* 309705 10 -r-xr-xr-x 1 bin 9672 May 2 20:56 /usr/sbin/in.rlogind* 309707 10 -r-xr-xr-x 1 bin 9836 May 2 20:56 /usr/sbin/in.rshd* 309710 88 -r-xr-xr-x 3 bin 89564 Aug 22 03:05 /usr/sbin/in.telnetd*