diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..b5bca10
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,7 @@
+[*.{js,jsx,ts,tsx,vue}]
+indent_style = space
+indent_size = 4
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+max_line_length = 300
diff --git a/.prettierrc b/.prettierrc
new file mode 100644
index 0000000..0f956ea
--- /dev/null
+++ b/.prettierrc
@@ -0,0 +1,8 @@
+{
+    "eslintIntegration": true,
+    "tabWidth": 4,
+    "singleQuote": true,
+    "trailingComma": "none",
+    "printWidth": 300,
+    "semi": false
+}
diff --git a/README.md b/README.md
index f1554d9..f3ebc6b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # UIISC
 
-An Open Source Management System for MyOwnFreeHost
+An Open Source Web Hosting Account and Support Management System for MyOwnFreeHost
 
 * Official Site : [uiisc.com](http://uiisc.com "UIISC")
 * Author : [Jackson Dou](https://github.com/jksdou "Jackson Dou")
diff --git a/SECURITY.md b/SECURITY.md
new file mode 100644
index 0000000..368e756
--- /dev/null
+++ b/SECURITY.md
@@ -0,0 +1,18 @@
+# Security Policy
+
+## Supported Versions
+
+There is the list of supported versions of php to run UIISC
+
+| Version | Supported          |
+| ------- | ------------------ |
+| 8.0.x   | :white_check_mark: |
+| > 7.4   | :white_check_mark: |
+| 7.1.x   | :white_check_mark: |
+| > 5.6.x | :white_check_mark: |
+| < 5.6   | :x:                |
+
+## Reporting a Vulnerability
+
+In case of any error the user can report it by sending email to `admin@uiisc.org` or by contacting phone at `+86-021-51351888`.
+
diff --git a/src/security_code.php b/src/security_code.php
index 3ce7978..c547a31 100644
--- a/src/security_code.php
+++ b/src/security_code.php
@@ -4,13 +4,13 @@ require __DIR__ . '/core/application.php';
 $security_id = $_GET["id"];
 
 header('Content-Type:image/png');
-$url = "http://order.uiisc.com/image.php?id=".$security_id."";//图片链接
+$url = "http://order.uiisc.com/image.php?id=" . $security_id; //图片链接
 $ch = curl_init();
 // Cookie:PHPSESSID=121b1127dcded8702c6a1e702c40eca4
 curl_setopt($ch, CURLOPT_URL, $url);
 // curl_setopt($ch,CURLOPT_COOKIE,'PHPSESSID=121b1127dcded8702c6a1e702c40eca4'); // 如果不需要cookies就删除这条语句
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, 0);
-curl_setopt($ch, CURLOPT_TIMEOUT,0); // 忽略超时
+curl_setopt($ch, CURLOPT_TIMEOUT, 0); // 忽略超时
 curl_setopt($ch, CURLOPT_NOBODY, false);
 $str = curl_exec($ch);
-curl_close($ch);
\ No newline at end of file
+curl_close($ch);