"1911", "VK_VERSION" => "008", "VK_SND_ID" => "LHV", "VK_REC_ID" => "uid100049", "VK_STAMP" => "2429995", "VK_REF" => "24299952", "VK_MSG" => "Pangalink: 2429995", "VK_ENCODING" => "UTF-8", "VK_LANG" => "EST", "VK_MAC" => "UGu7rfbU8rbCwglVBUhykVs8itynDlEZyrjAnz7gR3kl7pl8jcUEM1rTpH2+Iqzfa6rS6W2WPK+Ma1eA+lI5jNY53FPKEj8Kv9dI0KgOV3YjtTIN8DWFlC2WjZsYHcGUiLYtERgm5O+AiuYL9+OJfmO8qI9/OubL2CtGBbFgB4FZzbjOizlaFuDNqcAjc1uEmyg7jAM0xx7Dtirm28iYsJQ1x85Ehfrj/SqXZ7V4Mh39PDJyjQlLQugBMdVFswzTjxz9/NIUiIrMYMOggZhFf0wsgh2q6T+RWDf/O/SvSDjt2pKpRjgA3ZIJS/Er+bga4B/1HrIMmvCLCSqTIpPIug==", "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! 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) . $fields["VK_SERVICE"] . /* 1911 */ str_pad (mb_strlen($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) . $fields["VK_SND_ID"] . /* LHV */ str_pad (mb_strlen($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) . $fields["VK_STAMP"] . /* 2429995 */ str_pad (mb_strlen($fields["VK_REF"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_REF"] . /* 24299952 */ str_pad (mb_strlen($fields["VK_MSG"], "UTF-8"), 3, "0", STR_PAD_LEFT) . $fields["VK_MSG"]; /* Pangalink: 2429995 */ /* $data = "0041911003008003LHV009uid100049007242999500824299952018Pangalink: 2429995"; */ // STEP 4. Verify the data with RSA-SHA1 // ===================================== if (openssl_verify ($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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