star (*) property

1.[The] Bell-La Padula security model rule allowing a subject write access to an object only if the security level of the object dominates the security level of the subject. [INFOSEC-99]2.A Bell-LaPadula security model rule allowing a subject write access to an object only if the security level of the subject is dominated by the security level of the object. Also known as the Confinement Property [TCSEC].