Twitter has explained its reasoning for its recent password resets.

"Twitter had found that someone for the past few years had been building torrent sites and forums requiring a login and password," writes CNET News' Lance Whitney. "This person then sold these Web sites and forums to people interested in starting their own torrent download sites."

"Unknown to the buyers, these sites actually contained security holes that allowed the cybercrook to gain access to the buyers' login information for sites like Twitter," Whitney writes.

Click here to read the CNET News article.