运行 composer 报错

This topic created in 4135 days ago, the information mentioned may be changed or developed.

[Composer\Downloader\TransportException]
The "https://getcomposer.org/version" file could not be downloaded: SSL operation failed with code 1. OpenSSL Error messages:
error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed
Failed to enable crypto
failed to open stream: operation failed

可能是因为什么原因？

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failed Crypto verify