Last week’s security breach at Twitter has focused attention on the challenges organizations face in protecting accounts with privileged access to internal systems and data. Twitter said it is continuing to review all of the actions the attackers might have taken using the compromised accounts. Security expert says the hack is indicative of major security failures at Twitter on multiple fronts. There are also questions over whether Twitter had controls to ensure that no single individual could alter trusted accounts without some sort of oversight and approval a recommended practice for protecting against privileged account abuse.”]