Twitter: Porn pop-up problem fixed » ct-biz-twitter-sep21
The Twitter homepage on Sept. 3, 2010. Twitter came under attack today as hackers exploited a security flaw to wreak havoc on the microblogging service. (Nicholas Kamm/AFP/Getty Images)
The Twitter homepage on Sept. 3, 2010. Twitter came under attack today as hackers exploited a security flaw to wreak havoc on the microblogging service. (Nicholas Kamm/AFP/Getty Images)