 readme  id readmetxt v 113422623 20090923 172735 robloach exp recaptcha for drupal the recaptcha module uses the recaptcha web service to improve the captcha system and protect email addresses for more information on what recaptcha is please visit http recaptchanet installation 1 extract the recaptcha module to your local favourite modules directory sites all modules configuration 1 enable recaptcha and captcha modules in admin build modules 2 you ll now find a recaptcha tab in the captcha administration page available at admin user captcha recaptcha 3 register for a public and private recaptcha key at http recaptchanet api getkey 4 input the keys into the recaptcha settings the rest of the settings should be fine as their defaults 5 visit the captcha administration page and set where you want the recaptcha form to be presented admin user captcha mailhide input format the recaptcha module also comes with an input format to protect email addresses this of course is optional to use and is only there if you want it the following is how you use that input filter 1 enable the recaptcha mailhide module admin build modules 2 head over to your input format settings admin settings filters 3 edit your default input format and add the recaptcha mailhide filter 4 click on the configure tab and put in a public and private mailhide key obtained from http mailhiderecaptchanet apikey 5 use the rearrange tab to rearrange the weight of the filter depending on what filters already exist make sure it is before the url filter note you will require the installation of the mcrypt php module in your web server for mailhide to work http uk2phpnet manual en refmcryptphp multidomain support since recaptcha uses api keys that are unique to each domain if you re using a multidomain system using the same database the recaptcha module won t work when querying the recaptcha web service if you put the following into your sites mysite settingsphp file for each domain it will override the api key values and make it so multidomain systems are capable conf array recaptchapublickey my other public key recaptchaprivatekey my other private key custom recaptcha theme you can create a custom recaptcha theme widget by setting the theme of the recaptcha form to custom in the recaptcha administration page this will output a custom form that is themeable through the theme function themerecaptchacustomwidget if you don t implement this function it is still quite easily customizable through manipulating the css for more information on this visit http recaptchanet apidocs captcha clienthtml customization changelog http drupalorg project cvs 147903 branch drupal61 thank you thank you goes to the recaptcha team for all their help support and their amazing captcha solution http wwwrecaptchanet  