How Do I Export the HTTPS Push Certificate

Start a browser, and type the callback address in the address box. Internet Explorer is used as an example.
Check the certificate. The methods for checking a self-signed certificate and non-self-signed certificate are different.
- If the callback address uses a self-signed certificate, the message "There is a problem with this website's security certificate" is displayed. Choose Continue to this website (not recommended). > Certificate Error > View certificates.
  Figure 1 Self-signed certificate callback address prompt
  
  Figure 2 Checking the self-signed certificate
- If the callback address is not a self-signed certificate, choose Security Report > View certificates.
  Figure 3 Checking the non-self-signed certificate
Check the certificate level on the Certification Path tab page. The current certificate level is the last level of the certificate.

Figure 4 Certificate path

Figure 5 Common certificate information
On the Details tab page, click Copy to File, and select Base-64 encoded X.509 (.CER) to export the certificate of the current level based on the certificate export wizard.

Figure 6 Detailed certificate information

Figure 7 Selecting the certificate export format
Double-click the upper-level certificate. In the displayed dialog box, choose Details > Copy to File > Base-64 encoded X.509 (.CER) to export the upper-layer certificate by following instructions provided by the certificate export wizard.
Repeat 5 until all levels of certificates are exported.
Use the text editor to combine all the exported certificates into a file.

NOTE:

No newline character exists between the combined files.

Figure 8 Combining certificates
Change the file name suffix to pem.
On the Developer Center, choose Interconnection > Application Security > Push Certificate to upload the certificate to the IoT platform.

Figure 9 Uploading the certificate