openssl_spki_verify

(PHP 5 >= 5.6.0)

openssl_spki_verifyVerifies a signed public key and challenge

Descrierea

string openssl_spki_verify ( string &$spkac )

Validates the supplied signed public key and challenge

Parametri

spkac

Expects a valid signed public key and challenge

Valorile întoarse

Returns a boolean on success or failure.

Erori/Excepții

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

Exemple

Example #1 openssl_spki_verify() example

Validates an existing signed public key and challenge

<?php
$pkey 
openssl_pkey_new('secret password');
$spkac openssl_spki_new($pkey'challenge string');

if (
openssl_spki_verify(preg_replace('/SPKAC=/'''$spkac))) {
    echo 
$spkac;
} else {
    echo 
"SPKAC validation failed";
}
?>

Example #2 openssl_spki_verify() example from <keygen>

Validates an existing signed public key and challenge issued from the <keygen> element

<?php
if (openssl_spki_verify(preg_replace('/SPKAC=/'''$_POST['spkac']))) {
    echo 
$spkac;
} else {
    echo 
"SPKAC validation failed";
}
?>
<keygen name="spkac" challenge="challenge string" keytype="RSA">

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