Sensitivity Label Internal Representation

Along with its classification field, each sensitivity label has a 256 bit field available for compartments, as shown in Table 1-7. Labels contain zero or more compartments. Each compartment word has 1 or more compartment bits assigned. The same compartment bit may be assigned to more than one word.

Table 1-7 Bits and Values for Classification and Compartment Components

Classification	Compartments
15 bits  32,767 possible values  256 values limit enforced	256 bits  possible compartment and bit combinations: 10 to the 70 power