WHAT IS A SECURITY?
It is something given, deposited, or serving as a means to ensure the fulfillment or enforcement of an obligation or of protecting some interest in property
May be PERSONAL SECURITY, as when the individual becomes a surety or a guarantor; or a PROPERTY OR REAL SECURITY, as when a mortgage, pledge, antichresis, charge or lien or other device used to have property held, out of which the person to be made secure can be compensated for loss