Enigma encrypts text on demand and decrypts it on client to avoid your email address and any other sensitive content caught robots. Use short code [enigma]…[/enigma] to encrypt any content of your post. Samples: [enigma]content I don’t want search engine to catch.[/enigma] The content inside engima tag will be encrypted and search engines get nothing. [enigma text=”Hello World”]Actual Text[/enigma] Search engine will only see “Hello World” but normal user will see “Actual Text”. [enigma text=”Click here” ondemand=”y”][/enigma] A clickable instruction “Click here” is shown, and after user clicks it, the text will be replaced with the . [engima text=”Reply and see” ondemand=”replied”]Content that is not visiable until reader replies.[/engima] The content will be invisible to user, until he/she replies. This feature is compatible with WordPress caching plugins.