"1911",
"VK_VERSION" => "008",
"VK_SND_ID" => "EYP",
"VK_REC_ID" => "uid100036",
"VK_STAMP" => "2908991",
"VK_REF" => "29089918",
"VK_MSG" => "Pangalink: 2908991",
"VK_ENCODING" => "UTF-8",
"VK_LANG" => "EST",
"VK_MAC" => "MvzcRUCfDMbozy0NrOievR2ct4XsmmsbIxf8yqFuEt3lNfZR4NH+yzRtZLMgj2zZoCDd9CMJ65Dwaw6lGn9P735pMXuYnO5Nv8k1aLtKGSdInIuSG1apovJ7e0Vb3RM7YKPaa+6xMrxa4cDtuucVV2xQJtxZstk43z0yThZ8CeRQGXTAhxrqdC4Zom7VzEAqWugxkWPGI43SF+csB9hMtvn28RaTNTGr3DL+rmb2w8nQCbjQeHDiHRIEI3GCnawAifT0ED7iKuxeSr6eglPnJVBRCcjmtaOptOiVZk9j/g4u9Xizhk7CXZMaZoYor8kOE/gJlG/0GXsnjDcIE6H4CA==",
"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) . $fields["VK_STAMP"] . /* 2908991 */
str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 29089918 */
str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* Pangalink: 2908991 */
/* $data = "0041911003008003EYP009uid100036007290899100829089918018Pangalink: 2908991"; */
// STEP 4. Verify the data with RSA-SHA1
// =====================================
if (openssl_verify ($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: