It depends on the type of information. If it relates to information with a privacy interest and if it is not essential, as the commissioner referred to in his opening remarks, it would be destroyed. It's an automated process because of the extent of the technology employed by CSE.
For classified information that is shared within government, there is a government security policy, and departments are required to store and handle classified information according to that policy as well. It is left for those agencies that are receiving classified information to decide whether it is reviewed and to verify that the information is stored and retained properly. There are departmental security officers whose role it is to look after that information once it's received in the various departments.