Date: 05/05/05 (Java Web)    Keywords: spam

Comment Spam, Trackback Spam, Pingback Spam and Referrer Spam are ever increasing problems with blogs. After moving my blog over to WordPress 1.5, I revisited my Spam prevention strategy. I used CAPTCHA before, which has problems for visually impaired people. Also it requires some effort by the user to fill in the CAPTCHA code. Hence [...]

Source: http://blog.taragana.com/index.php/archive/how-to-keep-your-wordpress-15-blog-spam-free/