java keystore - Base 64

ValidatorException: PKIX path building failed

ValidatorException PKIX SunCertPathBuilderException java keystore

When using self-signed certificates you might come across the following error: > "javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target" To solve this, you need to

Add Let's encrypt certificate to Java keystore

java keystore letsenrypt java keystore

Let’s encrypt places certificates in the following directory: /etc/letsencrypt/live/YOUR-DOMAIN-NAME/ The first thing you’ll have to do is convert your certificate to .der format openssl x509 -outform der -in cert.pem -out cert.der The to import the certificate run