"1911", "VK_VERSION" => "008", "VK_SND_ID" => "EYP", "VK_REC_ID" => "uid100036", "VK_STAMP" => "2909130", "VK_REF" => "29091304", "VK_MSG" => "Pangalink: 2909130", "VK_ENCODING" => "UTF-8", "VK_LANG" => "EST", "VK_MAC" => "uZZhfsBSwcVblybdz6GwzEjGVU3y5k+pprIc9AU4MsqBLodpKCg85JopV4fXopgHwU/J8CqzXkSIpFfFd8g3U03yGT6blTuC4jsVi7qorKXMLfMMRjlAokCwWZj+QI+ey7oVCLB14J862Zke5fQueSpVBzCebHUG1TmdLLbx+zA01j1aJFn+uOu0lrLTUY/XUDtK4/+ca8cl3SSYIMPuTsX0FIZyxbR4BGXtQ1WZaqJtte+BJKJfMVxZnZnLns34zRgMcDY6QCVE9skSgywVNrCX9T+OnM3Q/xmaGtR399RzPy+0a9wWXFllQkwUL6yE9Q9L9qtX3LO3WKhXaKmDvQ==", "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) . $fields["VK_STAMP"] . /* 2909130 */ str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 29091304 */ str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* Pangalink: 2909130 */ /* $data = "0041911003008003EYP009uid100036007290913000829091304018Pangalink: 2909130"; */ // STEP 4. Verify the data with RSA-SHA1 // ===================================== if (openssl_verify ($data, base64_decode($fields["VK_MAC"]), $public_key) !== 1) { $signatureVerified = false; }else{ $signatureVerified = true; } // STEP 5. Display output of the received payment // ============================================== ?>

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