Basic port scanner perl
$ perl -MIO::Socket::INET -e ‘{ print "PORT 22 is open\n" if ( IO::Socket::INET->new(PeerAddr=>"127.0.0.1:22",Proto=>’tcp’,Timeout=>1)) ;}’
Simple perl port scanner with a 1s time-out.
For those times when netcat is not …
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all out
$ pkill -KILL -u username
How to force a userid to log out of a Linux host, by killing all processes owned by the user, including login shells:View this command to comment, vote or add to favourites
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all out
$ who -u | grep -vE "^root " | kill `awk ‘{print $7}’`
This command (run as root) log off all users on a Linux system on the flyView this command to comment, vote or add to favourites
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Cloning a remote database via SSH
$ ssh user@serverciccio "PGPASSWORD=’passwd’ pg_dump -U user cicciouser | bzip2 -zv9" | bzcat | psql -U user cicciouser
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View all commands by 0disse0by David Winterbottom (co…
how to split a backup file
$ split ?-bytes=600M fagotto.tar.gz fagottini</code></p>
First we provide to compress files that interest us with
tar -cvvzf fagotto.tar.gz /percorso/dovestanno/ifile/
and then divided into “slices” of 600 Mb each with
split ?-bytes=600M fa…how to allow a program to listen through the firewall
$ netsh firewall add programmaautorizzato C:\nltest.exe mltest enable
To allow a program (programmaautorizzato in example) to listen through the firewallView this command to comment, vote or add to favourites
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how you can see all domain users
$ netsh -r {ipaddress-of-remote-target} dump > cuccecce.txt
If you write this follow command, when running on a remote Domain Controller even from an unprivileged account you can see all domain users.View this command to comment, vote or add t…
how to export a table in .csv file
$ mysql -u[username] -p[password] [nome_database] -B -e "select * from \`[nome_tabella]\`;" | sed ‘s/\t/","/g;s/^/"/;s/$/"/;s/\n//g’ > /var/www/html/cicciofile.csv
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Run a command as root, with a delay
$ sudo bash -c "sleep 1h ; command"
sleep 1h ; sudo command
or
sudo sleep 1h ; sudo command
won’t work, because by the time the delay is up, sudo will want your password again.View this command to comment, vote or add to favourites
…Display the open files for a process in AIX
$ svmon -P [PID] -O filename=on
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View all commands by mackby David Winterbottom (codeinthehole.com)
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