ES_ESM_RESSEC

Use this parameter to determine whether CICS processing should honor the RESSEC option specified on a transaction's PLT definition.
Setting Result
ASIS The RESSEC option of a transaction's resource definition will be honored. That is, resource security checking is performed only when RESSEC is set to yes on the PLT definition.
ALWAYS CICS processing always performs resource security checking irrespective of the RLS security setting on the transaction definition.
Parent topic: Variables for Configuring MSS Security Behaviour