While the process is tedious, encrypting your email address in the HTML code frustrates some of the less sophisticated harvesting programs while giving your human visitors easy access to your inbox.

How to Obfuscate HTML. To obfuscate an HTML code page means to encrypt or hide strings of characters which are likely email addresses and other source code within the code page.

The "external sender" warnings shown to email recipients by clients like Microsoft Outlook can be hidden by the sender, as demonstrated by a researcher. Turns out, all it takes for attackers to ...