2975920 - "Error validating SAP Control credentials" in HANA Cockpit 2.0 due to an SSL error

After entering the credentials for <sid>adm in SAP HANA Cockpit 2.0 the following error is encountered:

Error validating SAP Control credential

The SAP HANA Cockpit 2.0 logs (run xs logs cockpit-hdb-svc --last 1000) show errors similar to the following:

10/1/20 1:00:00.000 PM [APP/2-0] ERR #2.0#2020 10 01 13:00:00.000#+00:00#ERROR#com.sap.hana.cockpit.hdb.api.SAPControlServlet#
 ###3B0CC48C52124CE2816AC733F0128954##cockpit-hdb-svc#com.sap.hana.cockpit.hdb.api.SAPControlServlet########http-bio-127.0.0.1-40315-exec-7#PLAIN##
 SAPCTL_SSL_CONNECTION_FAILED: Failed to open SSL connection to SAP Control: {"url":"https://<hostname>.com:<port>/SAPControl"}

10/1/20 1:00:00.000 PM [APP/2-0] ERR #2.0#2020 10 01 13:00:00.000#+00:00#ERROR#com.sap.hana.cockpit.hdb.api.SAPControlServlet#
 ###3B0CC48C52124CE2816AC733F0128954##cockpit-hdb-svc#com.sap.hana.cockpit.hdb.api.SAPControlServlet########http-bio-127.0.0.1-40315-exec-7#PLAIN##
SAPCTL_SSL_HANDSHAKE_ERROR: Failed to open SSL connection to SAP Control due to SSL certificate error: {"url":"https://<hostname>:<port>/SAPControl"}

10/1/20 1:00:00.000 PM [APP/2-0] ERR #2.0#2020 10 01 13:00:00.000#+00:00#ERROR#com.sap.hana.cockpit.hdb.api.SAPControlServlet#
 ###3B0CC48C52124CE2816AC733F0128954##cockpit-hdb-svc#com.sap.hana.cockpit.hdb.api.SAPControlServlet########http-bio-127.0.0.1-40315-exec-7#PLAIN##

SAPCTL_CONNECTION_FAILED: Failed to open connection to SAP Control: {"url":"http://<hostname>:<port>/SAPControl"}

SAP HANA Cockpit 2.0

Error validating SAP Control credentials, SAPCTL_SSL_CONNECTION_FAILED, SAPCTL_SSL_HANDSHAKE_ERROR, SAPCTL_CONNECTION_FAILED , KBA , HAN-CPT-CPT2-ADM , SAP HANA Cockpit 2 (Administration Core) , Problem