Alleged internal documents and sensitive information from Twitter and its employees might be posted today on news sites and other Web outlets. The source of this information is a French hacker who goes by the name of Hacker Croll. The cybercriminal claims to have accessed personally sensitive information for several Twitter employees including personal accounts on PayPal, Amazon, AT&T, MobileMe, Facebook, business Gmail accounts, and the Web registrar account for Twitter.com, according to the French blog Korben.