Obfuscation of email via the [email]...[/email] shortcode syntax using built-in WordPress Codex functionality. Alternative variations: [email]user@example.com?subject=foo+bar&body=baz[/email] creates a mailto: link with subject and body pre-populated [email nolink=1]user@example.com[/email] just displays the email without a link wrapping it [email linktext="click here"]user@example.com[/email] displays the text “click here” with a link to the email address