Hackers are brazenly infiltrating corporate networks to steal valuable data for purposes of sharing it with other companies or nation-states. The attacks have come to be known as “advanced persistent threats” (APT) and other security experts said they see evidence of them all the time. The main countermeasures to try and prevent this type of stealthy attack to exploit stolen data is to use security event and information management tools such as HP ArcSight, Novell Sentinel and Splunk.”]