01 - Shell
Tricks
BK file:
$ cp /etc/apache2/apache2.conf{,.bak}
# Reviens a faire
$ cp /etc/apache2/apache2.conf /etc/apache2/apache2.conf.bak
Scan port bash:
HOST=127.0.0.1
for ((port=1; port<=65535; ++port)); do
if echo -en "open $HOST $port\nlogout\nquit" | telnet 2>/dev/null | grep 'Connected to' > /dev/null; then
echo "Port $port/tcp is open"
fi
done