Does CA XCOM for Windows support TLSv1.2?
You will need to upgrade to CA XCOM for Windows 11.6 SP1. It supports the TLSv1.2, TLSv1.1, TLSv1.0 and SSLv3 protocols.
See the Documentation for CA XCOM Data Transport for Windows - 11.6 SP01
Go to CA Support Online to download the product. Log in and from the Download Center, Select Download Products