Created
December 8, 2018 13:42
-
-
Save DuckHunter213/becba884da06c0f785364485f6b46dd3 to your computer and use it in GitHub Desktop.
Es un código de ejemplo de como hacer certificados y firmas en si lo lees ojala te sirva :D básicamente para los usuarios de windows
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<? | |
function mostrarErrores($certificado){ | |
print "$certificado Certificated: <br>Error<br><br>"; | |
while (($e = openssl_error_string()) !== false) { | |
echo $e . "\n"; | |
} | |
} | |
?> | |
<!DOCTYPE html> | |
<html> | |
<head> | |
<title>OpenSSL</title> | |
</head> | |
<body> | |
<h1>Ejemplo de uso de la libreria de OPENSSL</h1> | |
<? | |
$configargs = array( | |
"config" => "C:/xampp/php/extras/openssl/openssl.cnf", | |
'private_key_bits'=> 2048, | |
'default_md' => "sha256", | |
); | |
// Create the keypair | |
$res=openssl_pkey_new($configargs); | |
// Get private key | |
openssl_pkey_export($res, $privKey,NULL,$configargs); | |
// Get public key | |
$publickey=openssl_pkey_get_details($res); | |
$publickey=$publickey["key"]; | |
?> | |
<h2>Mostrando el par de llaves</h2> | |
<? | |
echo "Private Key:<br><textarea rows='30' cols='70' readonly>$privKey</textarea><br><br>"; | |
echo "Public Key:<br><textarea rows='10' cols='70' readonly>$publickey</textarea><br><br>"; | |
?> | |
<h2>Asignando el CSR (Peticion de firma de certificado)</h2> | |
<? | |
$dn = array( | |
"countryName" => "MX", | |
"stateOrProvinceName" => "Veracruz", | |
"localityName" => "Xalapa", | |
"organizationName" => "Signati Litteris", | |
"organizationalUnitName" => "Signati Litteris Team", | |
"commonName" => "Signati Litteris", | |
"emailAddress" => "SignatiLitteris@gmail.com" | |
); | |
$csr = openssl_csr_new($dn, $privkey,$configargs); | |
openssl_csr_export($csr, $csr_string); | |
echo "CSR Certificated: <br><textarea rows='20' cols='70' readonly>$csr_string</textarea><br><br>"; | |
$x509 = openssl_csr_sign($csr, null, $privkey, 365, $configargs); | |
openssl_csr_export($csr, $csrout); | |
print "CSROUT Certificated: <br><textarea rows='20' cols='70' readonly>$csrout</textarea><br><br>"; | |
?> | |
<h2>Certificado Autofirmado</h2> | |
<? | |
openssl_x509_export($x509, $certout); | |
print "CEROUT Certificated: <br><textarea rows='30' cols='70' readonly>$certout</textarea><br><br>"; | |
?> | |
<h2>Cifrando la llave privada con la contraseña</h2> | |
<small>secret1</small><br> | |
<? | |
openssl_pkey_export($privkey, $pkeyout,"secret1",$configargs); | |
if ($pkeyout == false) { | |
mostrarErrores("pkeyout"); | |
}else{ | |
print "PKEYOUT Certificated <br><textarea rows='35' cols='70' readonly>$pkeyout</textarea><br><br>"; | |
} | |
?> | |
<h2>Firmando el documento</h2> | |
<? | |
$huellaDocumento = "4a9e87180a1f6f82ee2196e034b52f96"; | |
openssl_sign($huellaDocumento,$firmaDocumento,$privkey,OPENSSL_ALGO_SHA256); | |
#print "Firma del documento: <br>$firmaDocumento<br><br>"; | |
$cadena = base64_encode($firmaDocumento); | |
print "Firma del documento: <br><textarea rows='10' cols='70' readonly>$cadena</textarea><br><br>"; | |
$cadena2 = base64_decode($cadena); | |
//print "Firma del documento: <br>$cadena2<br><br>"; | |
$firmaArchivo=fopen("firmaDocumento.dat",'w'); | |
fwrite($firmaArchivo,$firmaDocumento); | |
fclose($firmaArchivo); | |
?> | |
<a href="firmaDocumento.dat" download="firmaDocumento.dat">Descargar Firma Binaria</a> | |
<? | |
$ok = openssl_verify($huellaDocumento, $firmaDocumento, $certout , OPENSSL_ALGO_SHA256); | |
if ($ok == 1) { | |
echo "<p style='color:green;'>La firma coincide<p>"; | |
} else { | |
echo "La firma no coincide"; | |
} | |
?> | |
</body> | |
</html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment