function vaildateCert($CAX509, $CheckX509)
{
$x509 = new File_X509();
$x509->loadCA($CAX509);
$cert = $x509->loadX509($CheckX509);
return $x509->validateSignature();
}
public function testBadSignatureSPKAC()
{
$test = 'MIICQDCCASgwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQChgo9mWzQm3TSwGgpZnIc54' . 'TZ8gYpfAO/AI0etvyWDqnFfdNCUQsqxTdSi6/rtrJdLGBsszRGrRIc/0JqmjM+jCHGYutLeo4xwgr' . 'a3HAZrWDypL5IlRWnLmLA4U/qGXCXNSk+9NrJl39X3IDA8o/aOJyr9iMUJMvswcWjVjPom3NhAgmJ' . 'ZwW0vUEMw9zszExpiRnGSO5XXntQW2qvfzo+J3NzS3BBbKxEmTsfOLHextcXeFQUaBQHXB/WOtweW' . 'Y/Bd4iZ8ETmhal28g1HWVcTFPD+V+KPRFeARlVEW6JmcJucW2WdJlBGKXXXPEfdHrDS3OgD/eDWfM' . 'JE4mChZ/icxAgMBAAEWADANBgkqhkiG9w0BAQQFAAOCAQEAUMvIKhlSgEgbC081b/FJwh6mbuVgYN' . 'ZV37Ts2WjrHoDFlabu9WXU8xzgaXct3sO51vJM5I36rY4UPyc6w3y9dLaamEwKUoWnpHG8mlXs2JG' . 'GEUOvxh5z9yfk/2ZmdCVBlKnU1LDB+ZDyNyNh5B0YULrJKw9e0jV+ymP7srwUSBcdUfZh1KEKGVIN' . 'Uv4J3GuL8V63E2unWCHGRPw4EmFVTbWpgMx96XR7p/pMavu6/pVKgYQqWLOmEeOK+dmT/QVon28d5' . 'dmeL7aWrpP+3x3L0A9cATksracQX676XogdAEXJ59fcr/S5AGw1TFErbyBbfyeAWvzDZIXeMXpb9h' . 'yNtA==';
$x509 = new File_X509();
$spkac = $x509->loadSPKAC($test);
$spkac['publicKeyAndChallenge']['challenge'] = 'zzzz';
$x509->loadSPKAC($x509->saveSPKAC($spkac));
$this->assertFalse($x509->validateSignature(), 'Failed asserting that the signature is invalid');
}
/**
* Validate the client certificate with the authority certificate
*
* @param String $certificate_client Client certificate
* @param String $certificate_ca Authority certificate
*
* @return bool
*/
static function validateCertificate($certificate_client, $certificate_ca)
{
$x509 = new File_X509();
$x509->loadX509($certificate_client);
$x509->loadCA($certificate_ca);
return $x509->validateSignature(FILE_X509_VALIDATE_SIGNATURE_BY_CA);
}
private function verifyIntermediateCert($intermCert, $type = "core")
{
//Root Cert revoked?
if ($this->checkIfRevoked($this->coreRootCert) || $this->checkIfRevoked($this->packagesRootCert)) {
$this->config->set('rootcert_revoked', 1);
return false;
}
//Intermediate Cert revoked?
if ($this->checkIfRevoked($intermCert)) {
return false;
}
$rootCert = $type == 'core' ? $this->coreRootCert : $this->packagesRootCert;
include_once $this->root_path . 'libraries/phpseclib/X509.php';
$x509 = new File_X509();
$x509->loadCA($rootCert);
// see signer.crt
$cert = $x509->loadX509($intermCert);
// see google.crt
if (!$x509->validateSignature(FILE_X509_VALIDATE_SIGNATURE_BY_CA)) {
return false;
}
if (!$x509->validateDate()) {
return false;
}
return true;
}
protected static function validate($certPem, $caCertPem, $crlPem = NULL, $crlDistCertPem = NULL)
{
$caCertObj = X509Util::loadCACert($caCertPem);
$certObj = new \File_X509();
$certObj->loadCA($caCertPem);
if ($crlPem !== NULL) {
$crlObj = new \File_X509();
if ($crlDistCertPem) {
$crlDistCertObj = X509Util::loadCrlDistCert($crlDistCertPem, NULL, $caCertPem);
if ($crlDistCertObj->getSubjectDN(FILE_X509_DN_STRING) !== $caCertObj->getSubjectDN(FILE_X509_DN_STRING)) {
throw new InvalidCertException(sprintf("CRL distributor (%s) does not act on behalf of this CA (%s)", $crlDistCertObj->getSubjectDN(FILE_X509_DN_STRING), $caCertObj->getSubjectDN(FILE_X509_DN_STRING)));
}
try {
self::validate($crlDistCertPem, $caCertPem);
} catch (InvalidCertException $ie) {
throw new InvalidCertException("CRL distributor has an invalid certificate", 0, $ie);
}
$crlObj->loadCA($crlDistCertPem);
}
$crlObj->loadCA($caCertPem);
$crlObj->loadCRL($crlPem);
if (!$crlObj->validateSignature()) {
throw new InvalidCertException("CRL signature is invalid");
}
}
$parsedCert = $certObj->loadX509($certPem);
if ($crlPem !== NULL) {
if (empty($parsedCert)) {
throw new InvalidCertException("Identity is invalid. Empty certificate.");
}
if (empty($parsedCert['tbsCertificate']['serialNumber'])) {
throw new InvalidCertException("Identity is invalid. No serial number.");
}
$revoked = $crlObj->getRevoked($parsedCert['tbsCertificate']['serialNumber']->toString());
if (!empty($revoked)) {
throw new InvalidCertException("Identity is invalid. Certificate revoked.");
}
}
if (!$certObj->validateSignature()) {
throw new InvalidCertException("Identity is invalid. Certificate is not signed by proper CA.");
}
if (!$certObj->validateDate(Time::getTime())) {
throw new ExpiredCertException("Identity is invalid. Certificate expired.");
}
}