"1911",
"VK_VERSION" => "008",
"VK_SND_ID" => "HP",
"VK_REC_ID" => "uid100049",
"VK_STAMP" => "12345",
"VK_REF" => "1234561",
"VK_MSG" => "Torso Tiger",
"VK_ENCODING" => "utf-8",
"VK_LANG" => "EST",
"VK_MAC" => "DBXCpfEAzjankTVlPXtHvosi4IpRytPiDYoOMl6zomxZ0+0yiWCZCo3AuPXdVZmpwl1fjSuGdlv1utnVSAMAZ/Iz4PYy1E5DnMc5pWt8FSdol2aJmwTy9uSx3XEqtVOmtc2m4FpwO10GwoAyn/zt72bQ+o7fiuFcbUDoufZxxUMdzVogryOOK9qJby15BItYXLi9pjJtBWzb/zvO2A2sP1xU3NAdCidyfM9a31I8GkfGSCo4ok7wEnat25gPIwAilFTB3NbcN8GZ7mPseK6Xmr3WwwFgKlxo7/mNvJQtH++KJJhWbkwMETRDFIGVsGZP0lPET8RjK9sM4Kaws37XIA==",
"VK_AUTO" => "N"
);
// STEP 3. Generate data to be verified
// ====================================
// Data to be verified is in the form of XXXYYYYY where XXX is 3 char
// zero padded length of the value and YYY the value itself
// NB! Swedbank expects symbol count, not byte count with UTF-8,
// so use `mb_strlen` instead of `strlen` to detect the length of a string
$data = str_pad (mb_strlen($fields["VK_SERVICE"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_SERVICE"] . /* 1911 */
str_pad (mb_strlen($fields["VK_VERSION"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_VERSION"] . /* 008 */
str_pad (mb_strlen($fields["VK_SND_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_SND_ID"] . /* HP */
str_pad (mb_strlen($fields["VK_REC_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REC_ID"] . /* uid100049 */
str_pad (mb_strlen($fields["VK_STAMP"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_STAMP"] . /* 12345 */
str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 1234561 */
str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* Torso Tiger */
/* $data = "0041911003008002HP009uid100049005123450071234561011Torso Tiger"; */
// STEP 4. Verify the data with RSA-SHA1
// =====================================
if (openssl_verify ($data, base64_decode($fields["VK_MAC"]), $public_key) !== 1) {
$signatureVerified = false;
}else{
$signatureVerified = true;
}
// STEP 5. Display output of the received payment
// ==============================================
?>
Payment results
Payment:
Signature: