In accordance with other aspects of {TAIL ~ the present invention}, there is provided a method of {HEAD ~ recovery} a encrypted logical data object, said method comprising: 
In accordance with other aspects of { TAIL ~ the present invention } , there is provided a method of { HEAD ~ recovery } a encrypted logical data object , said method comprising :
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH