Security

the state of being free from danger or injury

defense against financial failure

freedom from anxiety or fear

a formal declaration that documents a fact of relevance to finance and investment

property that your creditor can claim in case you default on your obligation

a department responsible for the security of the institution's property and workers

a guarantee that an obligation will be met

an electrical device that sets off an alarm when someone tries to break in

measures taken as a precaution against theft or espionage or sabotage etc.