"4012", "VK_VERSION" => "008", "VK_SND_ID" => "uid100049", "VK_REC_ID" => "LHV", "VK_NONCE" => "3", "VK_RETURN" => "http://127.0.0.1:45771/auth/complete/", "VK_DATETIME" => "2021-02-18T08:49:48+0000", "VK_ENCODING" => "UTF-8", ); // STEP 3. Generate data to be signed // ================================== // Data to be signed is in the form of XXXYYYYY where XXX is 3 char // zero padded length of the value and YYY the value itself // NB! LHV 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) . $fields["VK_SERVICE"] . /* 4012 */ str_pad (mb_strlen($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) . $fields["VK_SND_ID"] . /* uid100049 */ str_pad (mb_strlen($fields["VK_REC_ID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REC_ID"] . /* LHV */ str_pad (mb_strlen($fields["VK_NONCE"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_NONCE"] . /* 3 */ str_pad (mb_strlen($fields["VK_RETURN"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_RETURN"] . /* http://127.0.0.1:45771/auth/complete/ */ str_pad (mb_strlen($fields["VK_DATETIME"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_DATETIME"] . /* 2021-02-18T08:49:48+0000 */ str_pad (mb_strlen($fields["VK_RID"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_RID"]; /* */ /* $data = "0044012003008009uid100049003LHV0013037http://127.0.0.1:45771/auth/complete/0242021-02-18T08:49:48+0000000"; */ // STEP 4. Sign the data with RSA-SHA1 to generate MAC code // ======================================================== openssl_sign ($data, $signature, $private_key, OPENSSL_ALGO_SHA1); /* GB4Z3QZJCTz02keTnbdP8pc+gmuObyzeMf2gZ5CM1hEny+oTM6m7B/f1OOq+kVTepOMBIfhErtnOAJGNx7pnZ2k6mxCKH9EfSDcva6nFhUYLVucS7Q3CEfRWiFtlUxFzBPCPWQ603vt6y/giTKfaO4ftMw5jnCrYvCRK1BJb/7F1wlFudU8G6xSQI7SX/6uBva1zmeBhVIxdx52P+F7cwADEOHSwIrHROHKMjBVBjNZNptU4m75ugOjs6FYgP1X++X5yAxteJqNghGcFmj2lFUSz25dQ1u6QeIrMzJdReBuHZA4pnBhVzLRLdvm9QPU0KY7FXZBaVVteg4U0oPvP0A== */ $fields["VK_MAC"] = base64_encode($signature); // STEP 5. Generate POST form with payment data that will be sent to the bank // ========================================================================== ?>

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Autentimise näidisrakendus "LHV"

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