Prevent e-mail siphons from harvesting your e-mail address by not using the commercial "@" character when displaying your e-mail address on a Web page; use a graphical "@" instead. Examples in Perl, OpenACS, PHP, and ColdFusion.

Twelve ways spammers obtain email address. Includes links to websites explaining how to trace spammers down.

Several methods are described.

What to do when your computer is used to relay spam.

Explains how to stop web pop-up spam advertising in Windows Messenger.

A consulting company for businesses and governments promoting do-not-email registries. Includes spam news and articles.

Offers a service to munge email addresses using flash to prevent harvesting.

Offers services to businesses by acting as an agent between senders and recipients to prevent spam and other insecure email. Includes links to news on spam.

The company that invented true Message Level Authentication for e-Mail. Provides an overview of the concept, product descriptions, how to get it for your organization and how to become a partner.

Private email address with your own domain and unlimited aliases prevents spammers from obtaining real email address.