Download the JumpCloud Certificate

Run the following command:

echo -n | openssl s_client -connect ldap.jumpcloud.com:636 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' > /tmp/jumpcloud.ldap.pem

This command outputs only the JumpCloud LDAP Server certificate to the /tmp/ directory as jumpcloud.ldap.pem

For more information, refer to: https://support.jumpcloud.com/support/s/article/jumpcloud-ldaps-ssl-certificate1