1. A method for implementing one or more data set specific management policies with respect to data stored on a content addressed storage device, comprising: associating each data object stored on the content addressed storage device with one of a plurality of data sets; associating with at least each of a subset of said plurality of data sets a corresponding data set specific management policy; and applying to the data objects of each data set with which a corresponding data set specific management policy has been associated the data set specific management policy associated with that data set.