openssl_spki_export

(PHP 5 >= 5.6.0, PHP 7, PHP 8)

openssl_spki_export — Exports a valid PEM formatted public key signed public key and challenge

Açıklama

openssl_spki_export(string $spki): string|false

Exports PEM formatted public key from encoded signed public key and challenge

Bağımsız Değişkenler

spki: Expects a valid signed public key and challenge

Dönen Değerler

Returns the associated PEM formatted public key or false on failure.

Hatalar/İstisnalar

Emits an E_WARNING level error if an invalid argument is passed via the spki parameter.

Örnekler

Örnek 1 openssl_spki_export() example

Extracts the associated PEM formatted public key or null on failure.

<?php
$pkey = openssl_pkey_new('secret password');
$spkac = openssl_spki_new($pkey, 'challenge string');
$pubKey = openssl_spki_export(preg_replace('/SPKAC=/', '', $spkac));

if ($pubKey) {
    echo $pubKey;
}
?>

Örnek 2 openssl_spki_export() example from <keygen>

Extracts the associated PEM formatted public key issued from the <keygen> element

<?php
$spkac = openssl_spki_export(preg_replace('/SPKAC=/', '', $_POST['spkac']));
if ($spkac != NULL) {
    echo $spkac;
} else {
    echo "Extraction of pub key failed";
}
?>
<keygen name="spkac" challenge="challenge string" keytype="RSA">

Ayrıca Bakınız

openssl_spki_new() - Generate a new signed public key and challenge
openssl_spki_verify() - Verifies a signed public key and challenge
openssl_spki_export_challenge() - Exports the challenge associated with a signed public key and challenge
openssl_get_md_methods() - Kullanılabilecek özet yöntemlerini döndürür
openssl_csr_new() - Bir sertifika imzalama isteği (CSR) üretir
openssl_csr_sign() - Bir CSR'yi başka bir sertifika (veya kendisi) ile imzalayıp bir sertifika üretir