"1911",
"VK_VERSION" => "008",
"VK_SND_ID" => "EYP",
"VK_REC_ID" => "uid100036",
"VK_STAMP" => "81",
"VK_REF" => "819",
"VK_MSG" => "Vaheajatellimus 2102010013 17.02.2021 12:00",
"VK_ENCODING" => "UTF-8",
"VK_LANG" => "EST",
"VK_MAC" => "MbTcGiILcyaENazjAePPInVD7bctAE//SddrXvaUemfW9TEdmVjfjYib9U2me4tR4v7AT5yjoW569Fn9m7DxBWMxCQFL5UyJzGWSxx+zXwvFOGx613dJTBQNXkJLoX7pF064wTmpj6wOknt+OS0ghiyBhyTG4vfUz9iRSPzXQESForYLZSbZXRD/upQWgPHyqeiTHrlnr++mOmzW8FyF8O+GplVXkPJG5XHFWlhQpx9HwpiifYDDYompZE/g+/txg0ORYQNKNehKoEIiC/iYbVnldovGOnafd4B5khDxGasaiPV62rYtwzjwAxCY6p82Q7etdZI/HJVJg1G+Gigj+A==",
"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! SEB 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) . $fields["VK_SND_ID"] . /* EYP */
str_pad (mb_strlen($fields["VK_REC_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REC_ID"] . /* uid100036 */
str_pad (mb_strlen($fields["VK_STAMP"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_STAMP"] . /* 81 */
str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 819 */
str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* Vaheajatellimus 2102010013 17.02.2021 12:00 */
/* $data = "0041911003008003EYP009uid10003600281003819043Vaheajatellimus 2102010013 17.02.2021 12:00"; */
// STEP 4. Verify the data with RSA-SHA1
// =====================================
if (openssl_verify ($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: