====== openssl ======

===== example =====
<code php>
<?php

echo "start: " . date("Y-m-d h:i:s") . "\n";

$str = "test";

// this is known as your certificate or "public" key
$cert = file_get_contents("/path/to/hostname.cert");

// this is known as your "private" key
$key = file_get_contents("/path/to/hostname.key");

echo "cert: \n$cert\n";

echo "key: \n$key\n";

if( !openssl_public_encrypt($str, $enc, $cert) )
	exit('encryption failed');

if( !openssl_private_decrypt($enc, $dec, $key) )
	exit('decryption failed');

$bEnc = base64_encode($enc);

echo "plain: $str\n";
echo "encrypted: $enc\n";
echo "encrypted (base64): $bEnc\n";
echo "decrypted: $dec\n";

echo "end: " . date("Y-m-d h:i:s") . "\n";

</code>

===== See Also =====
  * [[docs:apache web server:ssl]]
  * [[docs:cryptography:openssl]]