Anti-Spam - Protection against Spam

You all know these unwanted, annoying and time-consuming Spam E-Mails which was send daily by the thousands. But fortunately it gives some protective measures, which i would like to introduce on the following websites:

Anti spam software - Software to block and filter Spam
Email image generator - How to protect your published E-Mail address
Email spam protection - SPAM-Protection: Hiding an E-Mail address
Form spam protection - SPAM-Protection: E-Mail form
Spam catcher - How to catch a Spammer?
Spam feeding - How to feed Spambots with Fake-E-Mails