It's the message that tens of thousands of Twitter.com users could have used Tuesday morning after a rapidly spreading worm pummeled them with pop-ups, spam and pornographic tweets and then re-tweeted ...

Tuesday morning Twitter.com users were pummeled with a massive attack that subjected them to serial pop-ups, pornography and multi-colored tweets simply by scrolling the mouse over JavaScript code in ...

Though Twitter recently launched a newly redesigned site, users of the popular microblog are advised to use only third-party Twitter clients Tuesday morning to avoid a newly-exploited security hole.