This table lists the access control points in the ICSF role that control the function for this service.

This table lists the required cryptographic hardware for each server type and describes restrictions for this callable service.

Table 145. HMAC generate required hardware

Server	Required cryptographic hardware	Restrictions
IBM zSeries 900		This service is not supported.
IBM zSeries 990 IBM zSeries 890		This service is not supported.
IBM System z9 EC IBM System z9 BC		This service is not supported.
IBM System z10 EC IBM System z10 BC	Crypto Express2 Coprocessor	This service is not supported.
	Crypto Express3 Coprocessor	HMAC keys not supported.
z196	Crypto Express3 Coprocessor	HMAC key support requires the Nov. 2010 or later licensed internal code (LIC).