(PHP 4 >= 4.2.0, PHP 5, PHP 7)
openssl_csr_export_to_file — Exports a CSR to a file
openssl_csr_export_to_file ( mixed $csr , string $outfilename [, bool $notext = true ] ) : bool
openssl_csr_export_to_file() takes the Certificate Signing Request represented by csr and saves it in PEM format into the file named by outfilename.
csr
See CSR parameters for a list of valid values.
outfilename
Path to the output file.
notext
The optional parameter notext affects the verbosity of the output; if it is false, then additional human-readable information is included in the output. The default value of notext is true.
Returns true on success or false on failure.
Example #1 openssl_csr_export_to_file() example
<?php
$subject = array(
"commonName" => "example.com",
);
$private_key = openssl_pkey_new(array(
"private_key_bits" => 2048,
"private_key_type" => OPENSSL_KEYTYPE_RSA,
));
$csr = openssl_csr_new($subject, $private_key, array('digest_alg' => 'sha384') );
openssl_pkey_export_to_file($private_key, 'example-priv.key');
// Along with the subject, the CSR contains the public key corresponding to the private key
openssl_csr_export_to_file($csr, 'example-csr.pem');
?>
© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.openssl-csr-export-to-file.php