Provides a general overview of the spamming phenomenon. Links to articles which discuss the techniques of spammers on particular media: Internet e-mail, instant messaging, Usenet newsgroups, Web search engines, weblogs, and mobile phone messaging. Ano...
Explains how captcha features can keep spammers from signing up for certain accounts online, such as email or weblogs. Explains how the system can be circumvented as well.
Encyclopedia article covering concepts and issues related to the practice of making files available for download over the Internet and smaller networks.