diff --git a/application/index/controller/Index.php b/application/index/controller/Index.php
index cb27b00..eec25cd 100644
--- a/application/index/controller/Index.php
+++ b/application/index/controller/Index.php
@@ -3,7 +3,7 @@
 namespace app\index\controller;
 
 use app\common\controller\Base;
-use Firebase\JWT\JWT;
+use JWT\JWT;
 use king\Tools;
 
 class Index extends Base
@@ -63,23 +63,41 @@ class Index extends Base
 
             if ($username == $in_username && $password == $in_password) {
                 $payload = [
-                    'exp' => time() + 3600,
+                    'exp' => time() + 30,
                     'iat' => time(),
                     'jti' => Tools::aes($username),
+                    'ver' => 1
                 ];
                 $privateKey = openssl_pkey_get_private(file_get_contents('../key/private.key'));
                 $token = JWT::encode($payload, $privateKey, 'RS256');
                 return $token;
+            } else {
+                return json_encode([
+                    'code' => '50001',
+                    'data' => '',
+                    'msg' => '用户名或密码错误',
+                ]);
             }
         }
     }
 
     public function info()
     {
+        error_reporting(0);
         $token = getallheaders()['Authorization'];
         $privateKey = openssl_pkey_get_private(file_get_contents('../key/private.key'));
         $publicKey = openssl_get_publickey(file_get_contents('../key/public.key'));
-        var_dump(JWT::decode($token, $publicKey, ['RS256']));
+
+            var_dump(JWT::decode($token, $publicKey, ['RS256']));
+           /* echo json_encode([
+                'code' => '50002',
+                'data' => [
+                    ['name' => 'a', 'sex' => 'b'],
+                    ['name' => 'a', 'sex' => 'b'],
+                ],
+                'msg' => $exception->getMessage()
+            ]);*/
+
         var_dump(Tools::aes('it8jwp62HHlavuRM2trmIw==', 'decrypt'));
     }
 }
diff --git a/composer.json b/composer.json
index 5278057..dcaddcf 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,6 @@
         "php": ">=5.4.0",
         "topthink/framework": "~5.0.0",
         "workerman/workerman-for-win": "^3.5",
-        "firebase/php-jwt":"~5.0.0",
         "phpunit/phpunit":"5.7.23"
     },
     "autoload": {
diff --git a/extend/jwt/JWT.php b/extend/jwt/JWT.php
new file mode 100644
index 0000000..fd8121a
--- /dev/null
+++ b/extend/jwt/JWT.php
@@ -0,0 +1,394 @@
+<?php
+
+namespace JWT;
+
+use DateTime;
+use DomainException;
+use InvalidArgumentException;
+use UnexpectedValueException;
+
+class JWT
+{
+
+    /**
+     * When checking nbf, iat or expiration times,
+     * we want to provide some extra leeway time to
+     * account for clock skew.
+     */
+    public static $leeway = 0;
+
+    /**
+     * Allow the current timestamp to be specified.
+     * Useful for fixing a value within unit testing.
+     *
+     * Will default to PHP time() value if null.
+     */
+    public static $timestamp = null;
+
+    public static $supported_algs = [
+        'HS256' => ['hash_hmac', 'SHA256'],
+        'HS512' => ['hash_hmac', 'SHA512'],
+        'HS384' => ['hash_hmac', 'SHA384'],
+        'RS256' => ['openssl', 'SHA256'],
+        'RS384' => ['openssl', 'SHA384'],
+        'RS512' => ['openssl', 'SHA512'],
+    ];
+
+    /**
+     * Decodes a JWT string into a PHP object.
+     *
+     * @param string $jwt The JWT
+     * @param string|array $key The key, or map of keys.
+     *                                      If the algorithm used is asymmetric, this is the public key
+     * @param array $allowed_algs List of supported verification algorithms
+     *                                      Supported algorithms are 'HS256', 'HS384', 'HS512' and 'RS256'
+     *
+     * @return object The JWT's payload as a PHP object
+     *
+     *
+     * @uses jsonDecode
+     * @uses urlsafeB64Decode
+     */
+    public static function decode($jwt, $key, array $allowed_algs = array())
+    {
+        $timestamp = is_null(static::$timestamp) ? time() : static::$timestamp;
+
+        if (empty($key)) {
+            throw new InvalidArgumentException('Key may not be empty');
+        }
+        $tks = explode('.', $jwt);
+        if (count($tks) != 3) {
+            return [
+                "code" => '50001',
+                "message" => 'wrong token style',
+                //"data" => []
+            ];
+        }
+        list($headb64, $bodyb64, $cryptob64) = $tks;
+        if (null === ($header = static::jsonDecode(static::urlsafeB64Decode($headb64)))) {
+            return [
+                "code" => '50001',
+                "message" => 'wrong header encoding',
+                //"data" => []
+            ];
+        }
+        if (null === $payload = static::jsonDecode(static::urlsafeB64Decode($bodyb64))) {
+            return [
+                "code" => '50001',
+                "message" => 'wrong payload encoding',
+                //"data" => []
+            ];
+        }
+        if (false === ($sig = static::urlsafeB64Decode($cryptob64))) {
+            return [
+                "code" => '50001',
+                "message" => 'wrong signature encoding',
+                //"data" => []
+            ];
+        }
+        if (empty($header->alg)) {
+            return ["code" => '50001',
+                "message" => 'Empty algorithm',
+                //"data" => []
+            ];
+        }
+        if (empty(static::$supported_algs[$header->alg])) {
+            return ["code" => '50001',
+                "message" => 'Algorithm not supported',
+                //"data" => []
+            ];
+        }
+        if (!in_array($header->alg, $allowed_algs)) {
+            return ["code" => '50001',
+                "message" => 'Algorithm not allowed',
+                //"data" => []
+            ];
+        }
+        if (is_array($key) || $key instanceof \ArrayAccess) {
+            if (isset($header->kid)) {
+                if (!isset($key[$header->kid])) {
+                    throw new UnexpectedValueException('"kid" invalid, unable to lookup correct key');
+                }
+                $key = $key[$header->kid];
+            } else {
+                throw new UnexpectedValueException('"kid" empty, unable to lookup correct key');
+            }
+        }
+
+        // Check the signature
+        if (!static::verify("$headb64.$bodyb64", $sig, $key, $header->alg)) {
+            return ["code" => '50001',
+                "message" => 'Signature verification failed',
+                //"data" => []
+            ];
+        }
+
+        // Check if the nbf if it is defined. This is the time that the
+        // token can actually be used. If it's not yet that time, abort.
+        if (isset($payload->nbf) && $payload->nbf > ($timestamp + static::$leeway)) {
+            throw new BeforeValidException(
+                'Cannot handle token prior to ' . date(DateTime::ISO8601, $payload->nbf)
+            );
+        }
+
+        // Check that this token has been created before 'now'. This prevents
+        // using tokens that have been created for later use (and haven't
+        // correctly used the nbf claim).
+        if (isset($payload->iat) && $payload->iat > ($timestamp + static::$leeway)) {
+            throw new BeforeValidException(
+                'Cannot handle token prior to ' . date(DateTime::ISO8601, $payload->iat)
+            );
+        }
+
+        // Check if this token has expired.
+        if (isset($payload->exp) && ($timestamp - static::$leeway) >= $payload->exp) {
+            return [
+                "code" => '50005',
+                "message" => 'Expired token',
+                //"data" => []
+            ];
+        }
+
+        return $payload;
+    }
+
+    /**
+     * Converts and signs a PHP object or array into a JWT string.
+     *
+     * @param object|array $payload PHP object or array
+     * @param string $key The secret key.
+     *                                  If the algorithm used is asymmetric, this is the private key
+     * @param string $alg The signing algorithm.
+     *                                  Supported algorithms are 'HS256', 'HS384', 'HS512' and 'RS256'
+     * @param mixed $keyId
+     * @param array $head An array with header elements to attach
+     *
+     * @return string A signed JWT
+     *
+     * @uses jsonEncode
+     * @uses urlsafeB64Encode
+     */
+    public static function encode($payload, $key, $alg = 'HS256', $keyId = null, $head = null)
+    {
+        $header = array('typ' => 'JWT', 'alg' => $alg);
+        if ($keyId !== null) {
+            $header['kid'] = $keyId;
+        }
+        if (isset($head) && is_array($head)) {
+            $header = array_merge($head, $header);
+        }
+        $segments = array();
+        $segments[] = static::urlsafeB64Encode(static::jsonEncode($header));
+        $segments[] = static::urlsafeB64Encode(static::jsonEncode($payload));
+        $signing_input = implode('.', $segments);
+
+        $signature = static::sign($signing_input, $key, $alg);
+        $segments[] = static::urlsafeB64Encode($signature);
+
+        return implode('.', $segments);
+    }
+
+    /**
+     * Sign a string with a given key and algorithm.
+     *
+     * @param string $msg The message to sign
+     * @param string|resource $key The secret key
+     * @param string $alg The signing algorithm.
+     *                                  Supported algorithms are 'HS256', 'HS384', 'HS512' and 'RS256'
+     *
+     * @return string An encrypted message
+     *
+     * @throws DomainException Unsupported algorithm was specified
+     */
+    public static function sign($msg, $key, $alg = 'HS256')
+    {
+        if (empty(static::$supported_algs[$alg])) {
+            throw new DomainException('Algorithm not supported');
+        }
+        list($function, $algorithm) = static::$supported_algs[$alg];
+        switch ($function) {
+            case 'hash_hmac':
+                return hash_hmac($algorithm, $msg, $key, true);
+            case 'openssl':
+                $signature = '';
+                $success = openssl_sign($msg, $signature, $key, $algorithm);
+                if (!$success) {
+                    throw new DomainException("OpenSSL unable to sign data");
+                } else {
+                    return $signature;
+                }
+        }
+    }
+
+    /**
+     * Verify a signature with the message, key and method. Not all methods
+     * are symmetric, so we must have a separate verify and sign method.
+     *
+     * @param string $msg The original message (header and body)
+     * @param string $signature The original signature
+     * @param string|resource $key For HS*, a string key works. for RS*, must be a resource of an openssl public key
+     * @param string $alg The algorithm
+     *
+     * @return bool
+     *
+     * @throws DomainException Invalid Algorithm or OpenSSL failure
+     */
+    private static function verify($msg, $signature, $key, $alg)
+    {
+        if (empty(static::$supported_algs[$alg])) {
+            throw new DomainException('Algorithm not supported');
+        }
+
+        list($function, $algorithm) = static::$supported_algs[$alg];
+        switch ($function) {
+            case 'openssl':
+                $success = openssl_verify($msg, $signature, $key, $algorithm);
+                if ($success === 1) {
+                    return true;
+                } elseif ($success === 0) {
+                    return false;
+                }
+                // returns 1 on success, 0 on failure, -1 on error.
+                throw new DomainException(
+                    'OpenSSL error: ' . openssl_error_string()
+                );
+            case 'hash_hmac':
+            default:
+                $hash = hash_hmac($algorithm, $msg, $key, true);
+                if (function_exists('hash_equals')) {
+                    return hash_equals($signature, $hash);
+                }
+                $len = min(static::safeStrlen($signature), static::safeStrlen($hash));
+
+                $status = 0;
+                for ($i = 0; $i < $len; $i++) {
+                    $status |= (ord($signature[$i]) ^ ord($hash[$i]));
+                }
+                $status |= (static::safeStrlen($signature) ^ static::safeStrlen($hash));
+
+                return ($status === 0);
+        }
+    }
+
+    /**
+     * Decode a JSON string into a PHP object.
+     *
+     * @param string $input JSON string
+     *
+     * @return object Object representation of JSON string
+     *
+     * @throws DomainException Provided string was invalid JSON
+     */
+    public static function jsonDecode($input)
+    {
+        if (version_compare(PHP_VERSION, '5.4.0', '>=') && !(defined('JSON_C_VERSION') && PHP_INT_SIZE > 4)) {
+            /** In PHP >=5.4.0, json_decode() accepts an options parameter, that allows you
+             * to specify that large ints (like Steam Transaction IDs) should be treated as
+             * strings, rather than the PHP default behaviour of converting them to floats.
+             */
+            $obj = json_decode($input, false, 512, JSON_BIGINT_AS_STRING);
+        } else {
+            /** Not all servers will support that, however, so for older versions we must
+             * manually detect large ints in the JSON string and quote them (thus converting
+             *them to strings) before decoding, hence the preg_replace() call.
+             */
+            $max_int_length = strlen((string)PHP_INT_MAX) - 1;
+            $json_without_bigints = preg_replace('/:\s*(-?\d{' . $max_int_length . ',})/', ': "$1"', $input);
+            $obj = json_decode($json_without_bigints);
+        }
+
+        if (function_exists('json_last_error') && $errno = json_last_error()) {
+            static::handleJsonError($errno);
+        } elseif ($obj === null && $input !== 'null') {
+            throw new DomainException('Null result with non-null input');
+        }
+        return $obj;
+    }
+
+    /**
+     * Encode a PHP object into a JSON string.
+     *
+     * @param object|array $input A PHP object or array
+     *
+     * @return string JSON representation of the PHP object or array
+     *
+     * @throws DomainException Provided object could not be encoded to valid JSON
+     */
+    public static function jsonEncode($input)
+    {
+        $json = json_encode($input);
+        if (function_exists('json_last_error') && $errno = json_last_error()) {
+            static::handleJsonError($errno);
+        } elseif ($json === 'null' && $input !== null) {
+            throw new DomainException('Null result with non-null input');
+        }
+        return $json;
+    }
+
+    /**
+     * Decode a string with URL-safe Base64.
+     *
+     * @param string $input A Base64 encoded string
+     *
+     * @return string A decoded string
+     */
+    public static function urlsafeB64Decode($input)
+    {
+        $remainder = strlen($input) % 4;
+        if ($remainder) {
+            $padlen = 4 - $remainder;
+            $input .= str_repeat('=', $padlen);
+        }
+        return base64_decode(strtr($input, '-_', '+/'));
+    }
+
+    /**
+     * Encode a string with URL-safe Base64.
+     *
+     * @param string $input The string you want encoded
+     *
+     * @return string The base64 encode of what you passed in
+     */
+    public static function urlsafeB64Encode($input)
+    {
+        return str_replace('=', '', strtr(base64_encode($input), '+/', '-_'));
+    }
+
+    /**
+     * Helper method to create a JSON error.
+     *
+     * @param int $errno An error number from json_last_error()
+     *
+     * @return void
+     */
+    private static function handleJsonError($errno)
+    {
+        $messages = array(
+            JSON_ERROR_DEPTH => 'Maximum stack depth exceeded',
+            JSON_ERROR_STATE_MISMATCH => 'Invalid or malformed JSON',
+            JSON_ERROR_CTRL_CHAR => 'Unexpected control character found',
+            JSON_ERROR_SYNTAX => 'Syntax error, malformed JSON',
+            JSON_ERROR_UTF8 => 'Malformed UTF-8 characters' //PHP >= 5.3.3
+        );
+        throw new DomainException(
+            isset($messages[$errno])
+                ? $messages[$errno]
+                : 'Unknown JSON error: ' . $errno
+        );
+    }
+
+    /**
+     * Get the number of bytes in cryptographic strings.
+     *
+     * @param string
+     *
+     * @return int
+     */
+    private static function safeStrlen($str)
+    {
+        if (function_exists('mb_strlen')) {
+            return mb_strlen($str, '8bit');
+        }
+        return strlen($str);
+    }
+}
diff --git a/extend/jwt/JWTException.php b/extend/jwt/JWTException.php
new file mode 100644
index 0000000..4e48808
--- /dev/null
+++ b/extend/jwt/JWTException.php
@@ -0,0 +1,15 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Wind
+ * Date: 2017/11/2
+ * Time: 10:54
+ */
+
+namespace JWT;
+
+
+class JWTException extends \UnexpectedValueException
+{
+
+}
\ No newline at end of file