文件 .pem 權限被拒絕

我從我的合作夥伴那裡收到了一個 pfx 文件，我將它轉換為 pem for API

想法是不知道把ubuntu伺服器放在哪里以及如何訪問woocomerce上的外掛

我的日誌是這個

#Next GuzzleHttp\Exception\RequestException: cURL error 58: could not load PEM client certificate, OpenSSL error error:0200100D:system library:fopen:Permission denied, (no key found, wrong pass phrase, or wrong file format?) in /var/www/html/magazin/wp-content/plugins/wc-moldovaagroindbank/vendor/guzzlehttp/guzzle/src/Exception/RequestException.php:51
Stack trace
0 /var/www/html/magazin/wp-content/plugins/wc-moldovaagroindbank/vendor/guzzlehttp/guzzle/src/RequestFsm.php(103): GuzzleHttp\Exception\RequestException::wrapException(Object(GuzzleHttp\Message\Request), Object(GuzzleHttp\Ring\Exception\RingException))
/var/www/html/magazin/wp-content/plugins/wc-moldovaagroindbank/vendor/guzzlehttp/guzzle/src/RequestFsm.php(132): GuzzleHttp\RequestFsm->__invoke(Object(GuzzleHttp\Transaction))
/var/www/html/magazin/wp-content/plugins/wc-moldovaagroindbank/vendor/react/promise/src/FulfilledPromise.php(25): GuzzleHttp\RequestFsm->GuzzleHttp\{closure}(Array)
/var/www/html/magazin/wp-content/plugins/wc-moldovaagroindbank/vendor/guzzlehttp/ringphp/src/Future/CompletedFutureValue.php(55): React\Promise\FulfilledPromise->then(Object(Closure), NULL, NULL)
/var/www/html/magazin/wp-content/plugins/wc-moldovaagroindbank/vendor/guzzlehttp/guzzle/src/Message/FutureResponse.php(43): GuzzleHttp\Ring\Future\CompletedFutureValue->then(Object(Closure), NULL, NULL)
/var/www/html/magazin/wp-content/plugins/wc-moldovaagroindbank/vendor/guzzlehttp/guzzle/src/RequestFsm.php(134): GuzzleHttp\Message\FutureResponse::proxy(Object(GuzzleHttp\Ring\Future\CompletedFutureArray), Object(Closure))

我無法發表評論，所以我需要回答。

我看到它可能失敗的 3 點：

1. 文件未找到
2. 文件權限
3. 加密密鑰（密碼錯誤）

引用自：https://serverfault.com/questions/941191