HandshakeException error in OIC is thrown when new connection is created. This occurs because OIC expects valid certificate for the end point URL.
![](https://oracleshare.com/wp-content/uploads/2022/07/HandshakeError-1024x211.jpg)
Download certificate for the end point URL. You can use Firefox browser to open WSDL. Click on security icon beside URL to download certificate and then upload certificate in OIC.
![](https://oracleshare.com/wp-content/uploads/2022/07/OIC-HandshakeError-1024x148.jpg)
Click Connection Secure.
![](https://oracleshare.com/wp-content/uploads/2022/07/OIC-HandshakeError1-1024x189.jpg)
Click More Information.
![](https://oracleshare.com/wp-content/uploads/2022/07/OIC-HandshakeError2.jpg)
Click View Certificate view certificate.
![](https://oracleshare.com/wp-content/uploads/2022/07/OIC-HandshakeError3-1024x250.jpg)
Download PEM file and save in local directory.
Navigate to Settings > Certificates in OIC to upload the downloaded certificate.
![](https://oracleshare.com/wp-content/uploads/2022/07/OIC-HandshakeError4-1024x409.jpg)
Once you upload certificate. Try again to create connection.