net/ping/virus scan

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disable ping

echo 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all

/etc/sysctl.conf 追加

net.ipv4.icmp_echo_ignore_all = 1

list running program

ps -ef | awk '$8~/^\// {for(i=8;i<=NF;i++)printf $i" "; print "" }' | sort | uniq

port and net

lsof -i

ifconfig the value of TX bytes

hethogs

clamav

clamscan -r -i /home/ -l /var/log/clamscan.log

freshclam before use

clamtk for ui

relative

awk

anti virus