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<?php function newRememberMeCookie($id) { // generate 64 char random string and store it in current user data $random_token_string = hash('sha256', mt_rand()); $sql = "INSERT INTO lib_usercookies(user_id, user_cookies) VALUES (:user_id, :user_cookies)"; $stmt = $this->_db_connection->prepare($sql); $stmt->bindValue(':user_id', $id, PDO::PARAM_INT); $stmt->bindValue(':user_cookies', $random_token_string, PDO::PARAM_STR); $stmt->execute(); // generate cookie string that consists of userid, randomstring and combined hash of both $cookie_string_first_part = $random_token_string; $cookie_string_hash = hash_hmac('sha1', $cookie_string_first_part, "1gp@TMPS{+$78sfpMJFe-92s"); $cookie_string = $cookie_string_first_part . ':' . $cookie_string_hash; // set cookie setcookie('cri1432', $cookie_string, (time() + 60 * 60 * 24), '/', ".127.0.0.1"); } var_dump(newRememberMeCookie(1));

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