"3013", "VK_VERSION" => "008", "VK_DATETIME" => "2020-12-29T13:40:21+0000", "VK_SND_ID" => "SAMPOPANK", "VK_REC_ID" => "uid100010", "VK_RID" => "", "VK_NONCE" => "4", "VK_USER_NAME" => "Tõõgera Leõpäöldi", "VK_USER_ID" => "51001091072", "VK_COUNTRY" => "EE", "VK_OTHER" => "", "VK_TOKEN" => "5", "VK_ENCODING" => "UTF-8", "VK_MAC" => "I4LuocQUeEscQ9WJWTQ/IaXQS88x+HDiIqFv1DXXOikuw6Qr5pR/YADozsF4esVB2k73blq2LfmXaYGxZyUvCBrANDG48zVH6H9SHScBLinRQOcpdwQXw1hvw49OTTQjrjk9XBxAlbfQtJRR7MTBq6SyBuwm0zT8zjJtgQ3bKIU+0lqPtou34mIMtMeB8mzBQUJScMwThNwYPF7tZuuyeaXpCXFDEaBdxoomnRGu7ULMSCjo9uMh2VJNM0UiY6Ni2DPXJ2qrEzW0Jsnm680nDZuK42wgW1g1RFlc7dKr/nOAZgr74pe4PBv7aosd3rgVdrLDS3Zbqsjr2l9evW933A==" ); // 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! Danske 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) . $fields["VK_SERVICE"] . /* 3013 */ str_pad (mb_strlen($fields["VK_VERSION"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_VERSION"] . /* 008 */ str_pad (mb_strlen($fields["VK_DATETIME"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_DATETIME"] . /* 2020-12-29T13:40:21+0000 */ str_pad (mb_strlen($fields["VK_SND_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_SND_ID"] . /* SAMPOPANK */ str_pad (mb_strlen($fields["VK_REC_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REC_ID"] . /* uid100010 */ str_pad (mb_strlen($fields["VK_NONCE"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_NONCE"] . /* 4 */ str_pad (mb_strlen($fields["VK_USER_NAME"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_USER_NAME"] . /* Tõõgera Leõpäöldi */ str_pad (mb_strlen($fields["VK_USER_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_USER_ID"] . /* 51001091072 */ str_pad (mb_strlen($fields["VK_COUNTRY"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_COUNTRY"] . /* EE */ str_pad (mb_strlen($fields["VK_OTHER"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_OTHER"] . /* */ str_pad (mb_strlen($fields["VK_TOKEN"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_TOKEN"] . /* 5 */ str_pad (mb_strlen($fields["VK_RID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_RID"]; /* */ /* $data = "00430130030080242020-12-29T13:40:21+0000009SAMPOPANK009uid1000100014017Tõõgera Leõpäöldi01151001091072002EE0000015000"; */ // STEP 4. Verify the data with RSA-SHA1 // ===================================== if (openssl_verify ($data, base64_decode($fields["VK_MAC"]), $public_key) !== 1) { $signatureVerified = false; }else{ $signatureVerified = true; } // STEP 5. Display output of the received payment // ============================================== // Define device names $tokens = array( "1" => "ID card", "2" => "mobile ID", "5" => "one-off codes", "6" => "PIN calculator", "7" => "reusable card" ); ?>
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