Error return codes are given because the certificate is potentially unsafe.
由于证书可能是不安全的，因此会返回错误代码。
Typically if the return code is not X509_V_OK, there is a problem with the certificate or the security surrounding the certificate.
通常，如果返回代码不是 X509_V_OK，那么这个证书就有问题，或者这个证书存在安全性隐患。
The borrower may, after return the original certificate of creditability back, prepay all or any part of the loan.
借款人归还本资信证明书正本后可以提前偿还全部或部分贷款。
应用推荐