Following are the mandatory commands for P12 Certificate connectivity and installation process.

1. On Windows - Generate the P12 Certificate from the following command and import the P12 Certificate in the browser to access our WSDL.
   
   

   openssl pkcs12 -export -out certificate.p12 -inkey privateKey.key -in certificate.crt -certfile more.crt

2. On Linux - You can follow any one of the steps for generating the P12 Certificate connectivity from the whitelisted IP machine.
   
   
   • You can use wget or curl command for certificate connectivity
      

     wget -v --certificate=/path/to/certificate.crt --private-key=/path/to/file.key --ca-certificate=/path/to/cacertificate.crt https://gccs-in-live.sd.demo.truelink.com/GCCS-ws/GlobalCreditPlatformWebServicev2?wsdl

     curl -v --cert /path/to/certificate.crt --key /path/to/file.key --pass PASSWORD --cacert /path/to/cacertificate.crt  --url https://gccs-in-live.sd.demo.truelink.com/GCCS-ws/GlobalCreditPlatformWebServicev2?wsdl

   • Generate the P12 Certificate from the following command and import the P12 Certificate in the browser to access our WSDL.

     openssl pkcs12 -export -out certificate.p12 -inkey privateKey.key -in certificate.crt -certfile more.crt

3. Install SoapUI 5.4.0 or Postman Application, on your whitelisted IP machine, and follow the below-mentioned steps for both Windows/Linux.
   
   
   • Navigate to the Preferences tab > open SSL Settings > browse for the P12 Certificate in the Keystore > mention the KeyStore Password(P12 password). Click on requires Client Authentication, and select OK in the SOAPUI.
   • Navigate to File > click on New SOAP Project > mention WSDL in the WSDL section and select OK. 
   • The  API Structure will get loaded, and then you can click on Ping Service Request, and mention all the required parameters like account details, and URL - https://gccs-in-live.sd.demo.truelink.com/GCCS-ws/GlobalCreditPlatformWebServicev2.
   • Submit to check if the ResponseStatus is received Success.
     
     
4. Follow the below-mentioned steps to download the V2 WSDL file on the whitelisted IP in UAT. UAT URL - https://gccs-in-live.sd.demo.truelink.com/GCCS-ws/GlobalCreditPlatformWebServicev2?wsdl
   • Download the V2 WSDL file in your system.
   • Compile it to generate the generated class based on V2 WSDL.

keytool -importkeystore -srckeystore certificate.p12 -srcstoretype pkcs12 -destkeystore  certificate.jks -deststoretype jks