This is a general, community wiki question to address all non-specific spam prevention questions. If your question was closed as a duplicate of this question and you feel that the information ...
Possible Duplicate: How can I prevent spam on sites which I control? ReCaptcha is all the rage at the moment, Based on customer/user feedback, what other captcha or general human ...
Possible Duplicate: How can I prevent comment spam on sites which I control? After bearing 1 year spammy comments with links in those in my 10 sites, finally I've disallowed comment posting ...
Right from the day I installed WordPress on my site, I started getting spam comments/trackbacks. I have also prevented anonymous comments. I get the following email whenever a new spam is posted: ...
Possible Duplicate: How can I prevent spam on sites which I control? Are there any recommended admin tools or interfaces for reviewing and moderating spam on a community-driven UGC site?