See also:

• Computers: Internet: Abuse: Referrer Spam  (11)
• Computers: Software: Groupware: Wiki: Wikispam  (5)

Akismet - - A plugin which identifies and blocks comment and trackback spam on blogs with integration to various blogging systems.

Blog Spam Database - - Database of URLs and phrases often used by spammers, along with links to related resources and a discussion forum.

Kalsey Consulting Group - Comment Spam Manifesto - - Weblogger crystallizes the thoughts of many in declaring a cyberwar on those who inappropriately post in guestbooks and weblogs.

Learning Movable Type: Concerning Spam - - Types of spam seen on blogs.

MT-Blacklist/Comment Spam Clearinghouse - - A centralized blacklist database of blog spam URLs.

No Guestbook Spam Anymore - - Offers instructions for webmasters for avoiding and eliminating spam in guestbook.

Six Log: Comment Spam - - Spammers are abusing comment systems to increase their rank on Google. Here are some steps to take to reduce or eliminate this problem.

Spam Huntress - Spam cleaning for blogs - - Spam huntress dissects blogspam.

Typepad Vs. Commentspam - - The steps that Typepad has taken in order to rid its users of spam comments.

Webmaster Kit: Stop Spam - - Offers a script using the Turing Test, intended for spam prevention in guestbooks, blogs and wikis.

Jeremy Zawodny's Blog: Using mod_rewrite against comment spam bots - - Very short tutorial. (January 8, 2005)

OJR : Bloggers Declare War on Comment Spam, but Can They Win? - - "Here's a look at the battle so far." (September 16, 2004)

Internetnews.com - Six Apart Trains Guns on 'Comment Spam' - - The blog tools vendor Six Apart plans to roll out an open online authentication system to fight the growing phenomenon of comment spam. (March 25, 2004)

Wired - Googlemania: The (Evil) Genius of Comment Spammers - - Background of the phenomenon of comment spam and how bloggers responded. (March, 2004)

Simon Willison's Weblog - Solving Comment Spam - - Feasible ways to stop or thwart comment spam. (January 28, 2004)

Big Fractal Tangle: Designing For Lowlifes - - Discusses how better, smarter tools are needed to block or remove comment spam in realtime. (January 19, 2004)

MSNBC - Spammers now clogging blogs, IM - - Spam has never been limited to e-mail. But now, commercial pitches are increasingly popping up in online chats, instant messages, cell phones with text messaging and weblog comments. (November 14, 2003)

BBC News - How spammers are targeting blogs - - Spammers are turning their attention to weblogs, angering technology analyst Bill Thompson. He calls it "flyblogging." (October 24, 2003)

Jeremy Zawodny's Blog - Guerilla Tactics Against Blog Comment Spammers - - Suggestion that bloggers create posts that target the same spammy phrases that blog spammers want Google to find. (October 6, 2003)

Yoz Grahame's Cheerleader: Seven quick tips for a spam-free blog - - A list of tips aimed at webloggers to reduce the problem of comment spam. (September 9, 2003)

Simon Willison: Blacklisting Comment Spam - - One man's efforts to create and maintain a blacklist. (September 2, 2003)

Wired: When the Spam Hits the Blogs - - Owners of weblogs have recently noticed that their referral logs have become the newest target for spam. (October 26, 2002)