"1911", "VK_VERSION" => "008", "VK_SND_ID" => "HP", "VK_REC_ID" => "uid100049", "VK_STAMP" => "72750", "VK_REF" => "727503", "VK_MSG" => "Tellimuse 72750 makse", "VK_ENCODING" => "utf-8", "VK_LANG" => "EST", "VK_MAC" => "OZpeq1fnNiybNzdm0hN+wwBA/OCvYTzH5vE5SzNV/s7farp8811fEzIudCG76aVGuj757iJke2GzJZdQF8FbrrrOXs+5y81LSl6RtDmPNvrlRpQFtWcnFfbSbL6S9NjQ+63M5Fh389AUqv2+Y1N+BLZl1DcYl9MOUxavLlNd3nq4a0CAbaQ/yUD1kzxXgC/DhdkrOBdDGzcxmy9GA2OLalFHoDMvsCaBZWlxX9gZc7mfQk6H0EkiApd/eXGjj7n7TtAas4/aVup1NCTlTBjynjY5imp6h+1xq3NsciQxAGibbJuk1MjQIRJpaGz++2YhLIGNE5+hjy/K4lEzcFFA6A==", "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) . $fields["VK_STAMP"] . /* 72750 */ str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 727503 */ str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* Tellimuse 72750 makse */ /* $data = "0041911003008002HP009uid10004900572750006727503021Tellimuse 72750 makse"; */ // STEP 4. Verify the data with RSA-SHA1 // ===================================== if (openssl_verify ($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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