"1911",
"VK_VERSION" => "008",
"VK_SND_ID" => "HP",
"VK_REC_ID" => "uid100052",
"VK_STAMP" => "3513771",
"VK_REF" => "35137715",
"VK_MSG" => "Pangalink: 3513771",
"VK_ENCODING" => "UTF-8",
"VK_LANG" => "EST",
"VK_MAC" => "ttA1Xp+x0ys+PQNEvfklFaAHAt6X2H7idtx+jc5wW2MJBFlJAe4LBZ735iAIlxRK+zEk+rUekqQYMKGSnfDR//9TiZCrprpFeyeHva/phjruBRBOa0/lAi86WRnZJ4S3VTukdcPHFfzu59yiBYsOAt0QbJmmTjPXZO4ZEMJCGYqNl7lwXWUSb1ka2/VLj7Bm5HhwR8vI+eaLu5iGkTXG9XQ4bxUr3BVkMVBwdQwMulI/qFMpHAYteo3PV0WovIkO0+2tFuLfIRG23Iavk4wp5eEiXFEnCTUi11dbbt1ixZcvtHj3jEljTW4fkah6I107iFTDCJWZhSriPt1rEx/hzQ==",
"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) . $fields["VK_REC_ID"] . /* uid100052 */
str_pad (mb_strlen($fields["VK_STAMP"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_STAMP"] . /* 3513771 */
str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 35137715 */
str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* Pangalink: 3513771 */
/* $data = "0041911003008002HP009uid100052007351377100835137715018Pangalink: 3513771"; */
// STEP 4. Verify the data with RSA-SHA1
// =====================================
if (openssl_verify ($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: