In my opinion, the best way to keep clean of spam is simple:
The first rule is NEVER reply to spam, NEVER click the unsubscribe link and NEVER e-mail to the unsubscribe address.
To do it use the following query:
It has become apparent that spammers are getting even smarter than we take them for. Rather than abuse open relays, which are almost non-existent, these scum-of-the-earth ‘traders’ are now abusing contact forms.
This HOWTO explains how to get programs to launch when you login into your WM (Window Manager) and/or DE (Desktop Environment).
Some idiot created a SSH worm that uses a dictionary attack to try to log into a computer over port 22. The worm tries to set up shop on your computer and tries to find the next vulnerable computer. This clogs up networks with bazillions of SSH login attempts.
Use mod_rewrite and .htaccess file to block user agent libwww-perl. Open your .htaccess file and add rule as follows: