If you are building a skeleton for use in a PKA Key Generate request to generate a retained PKA private key, you must build a private key name section in the skeleton token.

Table 235. PKA key token build required hardware

Server	Required cryptographic hardware	Restrictions
IBM zSeries 900	None.
IBM zSeries 990 IBM zSeries 890	None.
IBM System z9 EC IBM System z9 BC	None.