History
- Priority
- must
- Mar 2019
- Removed
- Security control 0278 was removed.
- Feb 2019
- When an email without a valid protective marking is received, users assess the information and determine how it is to be handled.
- 2015
- Where an unmarked email has originated outside the government, users must assess theinformation and determine how it is to be handled.
- 2010
- Where an unmarked email has originated outside the government, the agency must assess the informationand determine how it is to be handled.
- 2008
- Where the email has originated outside the Australian Government, the agency must assess and classify the information.