1. Reassignment and re-use of a storage medium containing one or more objects after ensuring no residual data remains on the storage medium. 2. Reuse of a storage medium for a different object. Note: A vulnerability may exist if the medium contains residual data from a previous object. This is now the accepted term, despite the fact that it is the storage medium, not the object, that is reused. See also: Purge. 3. The reassignment to some subject of a medium (e.g., page frame, disk sector, magnetic tape) that contained one or more objects. To be securely reassigned, such media must contain no residual data from the previously contained object (s. )