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"}

 "Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental."

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