このエラーメッセージに関する原因と対処に関して説明します。
エラーメッセージ(英語)：
was not able to validate the provided access credentials windows
対処
関連リンク
AWS Developer Forums: Setting up AWS CLI - AWS was not able ...
https://forums.aws.amazon.com/thread.jspa?messageID=722197
AWS was not able to validate the provided access ...
https://forums.aws.amazon.com/thread.jspa?messageID=873844
AWS Developer Forums: AWS was not able to validate ...
https://forums.aws.amazon.com/thread.jspa?messageID=825868
AWS Developer Forums: AWS unable to validate the ...
https://forums.aws.amazon.com/thread.jspa?messageID=810603&tstart=0
AWS Developer Forums: EC2 Security group rule not working ...
https://forums.aws.amazon.com/thread.jspa?messageID=414060
AuthFailure => AWS was not able to validate the provided access ...
https://github.com/mitchellh/vagrant-aws/issues/372
AWS was not able to validate the provided access credentials ・ Issue ...
https://github.com/ansible/ansible/issues/25459
awscliはOS内の時間が狂ってるとAuthFailureが出る | ハックノート
https://hacknote.jp/archives/13234/
(Using CLI) AWS was not able to validate the provided access ...
https://stackoverflow.com/questions/44154377/using-cli-aws-was-not-able-to-validate-the-provided-acc・・・
AWS was not able to validate the provided access credentials in ...
https://stackoverflow.com/questions/51744403/aws-was-not-able-to-validate-the-provided-access-creden・・・