Hi my system is connected to network by DSL i do not know some time i found lot of activity in my system and when i checked the system each time i found this process sambit@linux:~ > ps -ef | grep find nobody 6612 6610 0 00:15 ? 00:00:00 su nobody -c /usr/bin/find / \( -fstype nfs -o -fstype NFS -o -fstype proc -o -fstype afs -o -fstype smbfs -o -fstype autofs -o -type d -regex '\(^/S.u.S.E.$\)\|\(^/mnt$\)\|\(^/cdrom$\)\|\(^/tmp$\)\|\(^/usr/tmp$\)\|\(^/var/tmp$\)\|\(^/var/spool$\)\|\(^/proc$\)' \) -prune -o -print root 6613 6590 0 00:15 ? 00:00:00 /usr/lib/find/frcode nobody 6614 6612 7 00:15 ? 00:00:09 /usr/bin/find / ( -fstype nfs -o -fstype NFS -o -fstype proc -o -fstype afs -o -fstype smbfs -o -fstype autofs -o -type d -regex \(^/S.u.S.E.$\)\|\(^/mnt$\)\|\(^/cdrom$\)\|\(^/tmp$\)\|\(^/usr/tmp$\)\|\(^/var/tmp$\)\|\(^/var/spool$\)\|\(^/proc$\) ) -prune -o -pri i checked my DSL Router log files also i found some information like this 01/23/2002 08:20:52 Unrecognized access from 211.219.231.67:2016 to TCP port 27374 01/23/2002 08:44:12 Unrecognized access from 64.231.9.185:3683 to TCP port 1080 01/23/2002 08:44:14 Unrecognized access from 64.231.9.185:3683 to TCP port 1080 01/23/2002 11:07:09 Unrecognized access from 61.79.232.158:3119 to TCP port 27374 01/23/2002 11:07:12 Unrecognized access from 61.79.232.158:3119 to TCP port 27374 01/23/2002 11:07:18 Unrecognized access from 61.79.232.158:3119 to TCP port 27374 What does it mean , each some one hackingmy system, if yes to what should i do. ..