3783727 - SSL error ‘Failed to verify peer certificate. Peer not trusted’ when creating remote source

• An error occurs while creating a HANA remote connection to Datasphere.
• The error says: "SAP DBTech JDBC: [403]: internal error: Cannot get remote source objects: [SAP AG][LIBODBCHDB SO][HDBODBC] Communication link failure; -10709 Connection failed (RTE:[300015] SSL certificate validation failed: SSL error [536872221]: Unknown error, General error: 0x2000051d | SAPCRYPTOLIB | SSL_connect SSL API error Failed to verify peer certificate. Peer not trusted. 0xa0600203 | SSL_ | tls13_handshake Peer not trusted 0xa0600203 | SSL_ | tls13_msg_decode Peer not trusted 0xa0600203 | SSL_ | ssl_verify_peer_certificates Peer not trusted 0xa0600203 | SSL_ | ssl_cert_checker_verify"
• In the enabled DB side SSL debug trace, the following can be seen:
  ERROR: The chain of certificates is incomplete or untrusted, missing certificate of ... "Zscaler" 
  PKI validation:               FAILED: Validation of dependents - Issuer Certificate (ERROR: Issuer - No Certificates Found) 
  Issuer:                            ERROR: Issuer - Only Invalid Certificates Found
  Issuer Result:                 FAILED 

SAP HANA, platform edition

Zscaler, missing certificate, no certificates found, SSL error, SSL handshake, incomplete or untrusted, Failed to verify peer certificate, Peer not trusted , KBA , HAN-DB-SDA , SAP HANA Smart Data Access , Problem