information gathering agency of United States Department of Defense called the National Security Agency
an act of ensuring a country's security by cooperating with other countries
in the United States of America, a conference held by an organization called the National Security Council
the federal department that administers all matters relating to homeland security
Conditions for safe storage
the action of maintaining safety
to look to one's own safety―look to the safety of one's life―save one's life―save one's skin―save one's bacon―save oneself
the capacity for maintaining the safety within territory