AWS unable to find valid certification path

Describes the cause and action for error messages.

Error Message(English)：
unable to find valid certification path

Resolution

AWS Java SDK PKIX path building failed
https://stackoverflow.com/questions/52715600/aws-java-sdk-pkix-path-building-failed

AWS dropwizard app unable to find valid certification path to ...
https://stackoverflow.com/questions/51068506/aws-dropwizard-app-unable-to-find-valid-certification-p・・・

SunCertPathBuilderException while trying to connect to ...
https://stackoverflow.com/questions/47064423/suncertpathbuilderexception-while-trying-to-connect-to-・・・

Can't use Amazon S3 API over SSL?
https://stackoverflow.com/questions/35158714/cant-use-amazon-s3-api-over-ssl

AWS Developer Forums: Can't send messages over Amazon SQS ...
https://forums.aws.amazon.com/thread.jspa?threadID=290003

JavaクライアントからAWS無料SSL証明書(ACM)へのハンドシェイクエラー ...
https://dev.classmethod.jp/server-side/java/ssl-handshake-error-with-java-client-to-acm/

Java: S3 アクセス時に 'Unable to find valid certification path to ... - MapR
https://mapr.com/support/s/article/Unable-to-find-valid-certification-path-to-requested-target-error・・・

AWSSSLエラーの話 - 寝て起きて寝て
http://krs1.hatenablog.com/entry/2015/10/30/181516

PKIX path building failed. unable to find valid certification path ...
https://community.hortonworks.com/questions/186799/pkix-path-building-failed-unable-to-find-valid-ce・・・