No peer certificate
CAUSE:
It is working as designed because Android doesn’t have an option to accept a certificate as trusted.
ACTION:
Follow the steps below in order to inform Android that a certificate is trusted when using Strategy Mobile App for Android 9.4.x-10.x:
1) Insert the CA certificate file in a virtual directory that can be accessed by the mobile devices.
2) Copy the URL of the virtual directory containing the certificate file.
3) In the Mobile Configuration Page, click on the Add New Certificate option and add the referred URL in the Trusted Certificates box, as shown: