ASYMUSE Keyword—Asymmetric Key Usage Options

Valid on z/OS.

Use the ASYMUSE keyword to specify the appropriate values for the asymmetric key usage. If no value is specified, the key is eligible for all uses.

This keyword has the following format:

TSS PER(acid) CSFKEYS(resource) ASYMUSE(HANDSHAKE|SECXPORT)

HANDSHAKE|NOHANDSHAKE: Specifies whether the key can be used to protect communication channels. If not specified, HANDSHAKE is assumed.
SECXPORT|NOSECXPORT: Specifies whether the key can be used to export or import symmetric keys. If not specified, SECXPORT is assumed.

Note: Include single quotes if specifying more than one value with KEYUSAGE. For example:

ASYMUSE('HANDSHAKE SECXPORT')

This keyword is used with:

The PERMIT command
The ACID types User, DCA, VCA, ZCA, LSCA, and SCA
CSFKEYS and XCSFKEY resource classes only
Resource(XAUTH) authority to specify ACTION for resources that are owned within their scope