Spammers attack commenting system

Although Movable Type's commenting system is the main target, we are all coming into the sights. The fact is, it is extremely easy for spammers to invade any blog's commenting system and clog it with spam instead of legitimate comments. MT's commenting system does not require logging in to leave a comment. Although the blogmaster can ban IP addresses, this is easily avoided by the spammeisters. WiredNews has the full story.