An error message using the Java consumption API PKIX path building failed and the solution

I used Java code to consume a website Restful API and encountered the following error:

PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

Simply export the site’s certificate from your browser and dump it into your local JDK keystore.

Specific practices are as follows:

Exporting website certificate in browser:

Store in Base 64 format:

Check the location of the JRE used in Eclipse:

Go to this location and open the keystore file with Portecle:

Select Trust and import:

After successful saving, the error message disappears.

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