diff --git a/inc/options-framework/js/options-custom.js b/inc/options-framework/js/options-custom.js
index 3d1cc50..aeea43c 100755
--- a/inc/options-framework/js/options-custom.js
+++ b/inc/options-framework/js/options-custom.js
@@ -4,178 +4,187 @@
  */
 
 jQuery(document).ready(function ($) {
+  $('input[id^="s_"]').click(function () {
+    jQuery("#section-" + this.id + "_url").fadeToggle(400);
+    jQuery("#section-" + this.id + "_links").fadeToggle(400);
+  });
 
-	$('input[id^="s_"]').click(function () {
-		jQuery('#section-' + this.id + '_url').fadeToggle(400)
-		jQuery('#section-' + this.id + '_links').fadeToggle(400)
-	})
+  for (i = 0; i < $('input[id^="s_"]' + ":checked").length; i++) {
+    let id = $('input[id^="s_"]' + ":checked")[i].id;
+    $("#section-" + id + "_url").show();
+    $("#section-" + id + "_links").show();
+  }
 
-	for (i = 0; i < $('input[id^="s_"]' + ':checked').length; i++) {
-		let id = $('input[id^="s_"]' + ':checked')[i].id
-		$('#section-' + id + '_url').show()
-		$('#section-' + id + '_links').show()
-	}
+  jQuery("#g_carousel").click(function () {
+    for (let i = 1; i < 6; i++) {
+      jQuery("#section-c_i_" + [i]).fadeToggle(400);
+      jQuery("#section-c_u_" + [i]).fadeToggle(400);
+    }
+  });
 
-	jQuery('#g_carousel').click(function () {
-		for (let i = 1; i < 6; i++) {
-			jQuery('#section-c_i_' + [i]).fadeToggle(400)
-			jQuery('#section-c_u_' + [i]).fadeToggle(400)
-		}
-	})
+  if (jQuery("#g_carousel:checked").val() !== undefined) {
+    for (let i = 1; i < 6; i++) {
+      console.log("#c_i_" + [i]);
+      jQuery("#section-c_i_" + [i]).show();
+      jQuery("#section-c_u_" + [i]).show();
+    }
+  }
 
-	if (jQuery('#g_carousel:checked').val() !== undefined) {
-		for (let i = 1; i < 6; i++) {
-			console.log('#c_i_' + [i])
-			jQuery('#section-c_i_' + [i]).show()
-			jQuery('#section-c_u_' + [i]).show()
-		}
-	}
+  jQuery("#g_cos").click(function () {
+    jQuery("#section-g_cos_bucketname").fadeToggle(400);
+    jQuery("#section-g_cos_url").fadeToggle(400);
+    jQuery("#section-g_cos_accesskey").fadeToggle(400);
+    jQuery("#section-g_cos_secretkey").fadeToggle(400);
+  });
 
-	jQuery('#g_cos').click(function () {
-		jQuery('#section-g_cos_bucketname').fadeToggle(400)
-		jQuery('#section-g_cos_url').fadeToggle(400)
-		jQuery('#section-g_cos_accesskey').fadeToggle(400)
-		jQuery('#section-g_cos_secretkey').fadeToggle(400)
-	})
+  if (jQuery("#g_cos:checked").val() !== undefined) {
+    jQuery("#section-g_cos_bucketname").show();
+    jQuery("#section-g_cos_url").show();
+    jQuery("#section-g_cos_accesskey").show();
+    jQuery("#section-g_cos_secretkey").show();
+  }
 
-	if (jQuery('#g_cos:checked').val() !== undefined) {
-		jQuery('#section-g_cos_bucketname').show()
-		jQuery('#section-g_cos_url').show()
-		jQuery('#section-g_cos_accesskey').show()
-		jQuery('#section-g_cos_secretkey').show()
-	}
+  jQuery("#g_cc_switch").click(function () {
+    jQuery("#section-g_cc").fadeToggle(400);
+  });
 
-	jQuery('#g_cc_switch').click(function () {
-		jQuery('#section-g_cc').fadeToggle(400)
-	})
+  if (jQuery("#g_cc_switch:checked").val() !== undefined) {
+    jQuery("#section-g_cc").show();
+  }
 
-	if (jQuery('#g_cc_switch:checked').val() !== undefined) {
-		jQuery('#section-g_cc').show()
-	}
+  jQuery("#g_donate").click(function () {
+    jQuery("#section-g_donate_alipay").fadeToggle(400);
+    jQuery("#section-g_donate_wechat").fadeToggle(400);
+  });
 
-	jQuery('#g_donate').click(function () {
-		jQuery('#section-g_donate_alipay').fadeToggle(400)
-		jQuery('#section-g_donate_wechat').fadeToggle(400)
-	})
+  if (jQuery("#g_donate:checked").val() !== undefined) {
+    jQuery("#section-g_donate_alipay").show();
+    jQuery("#section-g_donate_wechat").show();
+  }
 
-	if (jQuery('#g_donate:checked').val() !== undefined) {
-		jQuery('#section-g_donate_alipay').show()
-		jQuery('#section-g_donate_wechat').show()
-	}
+  jQuery("#m_smtp").click(function () {
+    jQuery("#section-m_host").fadeToggle(400);
+    jQuery("#section-m_sec").fadeToggle(400);
+    jQuery("#section-m_port").fadeToggle(400);
+    jQuery("#section-m_username").fadeToggle(400);
+    jQuery("#section-m_passwd").fadeToggle(400);
+    jQuery("#section-m_sendmail").fadeToggle(400);
+  });
 
-	jQuery('#m_smtp').click(function () {
-		jQuery('#section-m_host').fadeToggle(400)
-		jQuery('#section-m_sec').fadeToggle(400)
-		jQuery('#section-m_port').fadeToggle(400)
-		jQuery('#section-m_username').fadeToggle(400)
-		jQuery('#section-m_passwd').fadeToggle(400)
-		jQuery('#section-m_sendmail').fadeToggle(400)
-	})
+  if (jQuery("#m_smtp:checked").val() !== undefined) {
+    jQuery("#section-m_host").show();
+    jQuery("#section-m_sec").show();
+    jQuery("#section-m_port").show();
+    jQuery("#section-m_username").show();
+    jQuery("#section-m_passwd").show();
+    jQuery("#section-m_sendmail").show();
+  }
 
-	if (jQuery('#m_smtp:checked').val() !== undefined) {
-		jQuery('#section-m_host').show()
-		jQuery('#section-m_sec').show()
-		jQuery('#section-m_port').show()
-		jQuery('#section-m_username').show()
-		jQuery('#section-m_passwd').show()
-		jQuery('#section-m_sendmail').show()
-	}
+  jQuery("#g_thumbnail").click(function () {
+    jQuery("#section-g_postthumbnail").fadeToggle(400);
+  });
 
-	jQuery('#g_thumbnail').click(function () {
-		jQuery('#section-g_postthumbnail').fadeToggle(400)
-	})
+  if (jQuery("#g_thumbnail:checked").val() !== undefined) {
+    jQuery("#section-g_postthumbnail").show();
+  }
 
-	if (jQuery('#g_thumbnail:checked').val() !== undefined) {
-		jQuery('#section-g_postthumbnail').show()
-	}
+  jQuery("#top_select").change(function () {
+    if (jQuery("#top_select").val() == "color") {
+      jQuery("#section-top_color").fadeIn(400);
+      jQuery("#section-top_img").fadeOut(400);
+      jQuery("#section-top_title").fadeOut(400);
+      jQuery("#section-top_describe").fadeOut(400);
+    } else {
+      jQuery("#section-top_color").fadeOut(400);
+      jQuery("#section-top_img").fadeIn(400);
+      jQuery("#section-top_title").fadeIn(400);
+      jQuery("#section-top_describe").fadeIn(400);
+    }
+  });
 
-	jQuery('#top_select').change(function () {
-		if (jQuery("#top_select").val() == 'color') {
-			jQuery('#section-top_color').fadeIn(400)
-			jQuery('#section-top_img').fadeOut(400)
-			jQuery('#section-top_title').fadeOut(400)
-			jQuery('#section-top_describe').fadeOut(400)
-		} else {
-			jQuery('#section-top_color').fadeOut(400)
-			jQuery('#section-top_img').fadeIn(400)
-			jQuery('#section-top_title').fadeIn(400)
-			jQuery('#section-top_describe').fadeIn(400)
-		}
-	})
+  if (jQuery("#top_select").val() == "color") {
+    jQuery("#section-top_color").show();
+    jQuery("#section-top_img").hide();
+    jQuery("#section-top_title").hide();
+    jQuery("#section-top_describe").hide();
+  } else {
+    jQuery("#section-top_color").hide();
+    jQuery("#section-top_img").show();
+    jQuery("#section-top_title").show();
+    jQuery("#section-top_describe").show();
+  }
 
-	if (jQuery('#top_select').val() == 'color') {
-		jQuery('#section-top_color').show()
-		jQuery('#section-top_img').hide()
-		jQuery('#section-top_title').hide()
-		jQuery('#section-top_describe').hide()
-	} else {
-		jQuery('#section-top_color').hide()
-		jQuery('#section-top_img').show()
-		jQuery('#section-top_title').show()
-		jQuery('#section-top_describe').show()
-	}
+  jQuery("#g_renameother").click(function () {
+    jQuery("#section-g_renameother_mime").fadeToggle(400);
+    jQuery("#section-g_renameother_prdfix").fadeToggle(400);
+  });
 
-	// Loads the color pickers
-	$('.of-color').wpColorPicker()
+  if (jQuery("#g_renameother:checked").val() !== undefined) {
+    jQuery("#section-g_renameother_mime").show();
+    jQuery("#section-g_renameother_prdfix").show();
+  }
 
-	// Image Options
-	$('.of-radio-img-img').click(function () {
-		$(this).parent().parent().find('.of-radio-img-img').removeClass('of-radio-img-selected')
-		$(this).addClass('of-radio-img-selected')
-	})
+  // Loads the color pickers
+  $(".of-color").wpColorPicker();
 
-	$('.of-radio-img-label').hide()
-	$('.of-radio-img-img').show()
-	$('.of-radio-img-radio').hide()
+  // Image Options
+  $(".of-radio-img-img").click(function () {
+    $(this)
+      .parent()
+      .parent()
+      .find(".of-radio-img-img")
+      .removeClass("of-radio-img-selected");
+    $(this).addClass("of-radio-img-selected");
+  });
 
-	// Loads tabbed sections if they exist
-	if ($('.nav-tab-wrapper').length > 0) {
-		options_framework_tabs()
-	}
+  $(".of-radio-img-label").hide();
+  $(".of-radio-img-img").show();
+  $(".of-radio-img-radio").hide();
 
-	function options_framework_tabs () {
+  // Loads tabbed sections if they exist
+  if ($(".nav-tab-wrapper").length > 0) {
+    options_framework_tabs();
+  }
 
-		var $group = $('.group'),
-			$navtabs = $('.nav-tab-wrapper a'),
-			active_tab = ''
+  function options_framework_tabs() {
+    var $group = $(".group"),
+      $navtabs = $(".nav-tab-wrapper a"),
+      active_tab = "";
 
-		// Hides all the .group sections to start
-		$group.hide()
+    // Hides all the .group sections to start
+    $group.hide();
 
-		// Find if a selected tab is saved in localStorage
-		if (typeof (localStorage) != 'undefined') {
-			active_tab = localStorage.getItem('active_tab')
-		}
+    // Find if a selected tab is saved in localStorage
+    if (typeof localStorage != "undefined") {
+      active_tab = localStorage.getItem("active_tab");
+    }
 
-		// If active tab is saved and exists, load it's .group
-		if (active_tab != '' && $(active_tab).length) {
-			$(active_tab).fadeIn()
-			$(active_tab + '-tab').addClass('nav-tab-active')
-		} else {
-			$('.group:first').fadeIn()
-			$('.nav-tab-wrapper a:first').addClass('nav-tab-active')
-		}
+    // If active tab is saved and exists, load it's .group
+    if (active_tab != "" && $(active_tab).length) {
+      $(active_tab).fadeIn();
+      $(active_tab + "-tab").addClass("nav-tab-active");
+    } else {
+      $(".group:first").fadeIn();
+      $(".nav-tab-wrapper a:first").addClass("nav-tab-active");
+    }
 
-		// Bind tabs clicks
-		$navtabs.click(function (e) {
+    // Bind tabs clicks
+    $navtabs.click(function (e) {
+      e.preventDefault();
 
-			e.preventDefault()
+      // Remove active class from all tabs
+      $navtabs.removeClass("nav-tab-active");
 
-			// Remove active class from all tabs
-			$navtabs.removeClass('nav-tab-active')
+      $(this).addClass("nav-tab-active").blur();
 
-			$(this).addClass('nav-tab-active').blur()
+      if (typeof localStorage != "undefined") {
+        localStorage.setItem("active_tab", $(this).attr("href"));
+      }
 
-			if (typeof (localStorage) != 'undefined') {
-				localStorage.setItem('active_tab', $(this).attr('href'))
-			}
+      var selected = $(this).attr("href");
 
-			var selected = $(this).attr('href')
-
-			$group.hide()
-			$(selected).fadeIn()
-
-		})
-	}
-
-})
\ No newline at end of file
+      $group.hide();
+      $(selected).fadeIn();
+    });
+  }
+});
diff --git a/inc/theme-core.php b/inc/theme-core.php
index a1815bc..80759dc 100644
--- a/inc/theme-core.php
+++ b/inc/theme-core.php
@@ -3,7 +3,7 @@
  * 核心函数
  * @author Seaton Jiang <seaton@vtrois.com>
  * @license MIT License
- * @version 2021.01.17
+ * @version 2021.02.18
  */
 
 if (kratos_option('g_cdn', false)) {
@@ -206,4 +206,47 @@ if (kratos_option('g_removeimgsize', false)) {
 
     remove_image_size('1536x1536');
     remove_image_size('2048x2048');
+}
+
+// 媒体文件使用 md5 值重命名，指定文件前缀
+add_filter('wp_handle_upload_prefilter', 'custom_upload_filter');
+
+function custom_upload_filter($file)
+{
+    $info = pathinfo($file['name']);
+
+    $ext = '.' . $info['extension'];
+
+    $prdfix = kratos_option('g_renameother_prdfix', '') . '-';
+
+    $img_mimes = array('jpg', 'jpeg', 'jpe', 'gif', 'png', 'bmp', 'webp', 'svg');
+
+    $str = kratos_option('g_renameother_mime', '');
+    $arr = explode("|", $str);
+    $arr = array_filter($arr);
+
+    foreach ($arr as $value) {
+        $compressed_mimes[] = $value;
+    }
+
+    if (kratos_option('g_renameimg', false)) {
+        foreach ($img_mimes as $img_mime) {
+            if ($info['extension'] == $img_mime) {
+                $charid = strtolower(md5($file['name']));
+                $hyphen = chr(45);
+                $uuid = substr($charid, 0, 8) . $hyphen . substr($charid, 8, 4) . $hyphen . substr($charid, 12, 4) . $hyphen . substr($charid, 16, 4) . $hyphen . substr($charid, 20, 12);
+                $file['name'] = $uuid . $ext;
+            }
+        }
+    }
+
+    if (kratos_option('g_renameother', false)) {
+        foreach ($compressed_mimes as $compressed_mime) {
+            if ($info['extension'] == $compressed_mime) {
+                $file['name'] = $prdfix . $file['name'];
+            }
+        }
+    }
+
+    return $file;
 }
\ No newline at end of file
diff --git a/inc/theme-options.php b/inc/theme-options.php
index 293a8ba..dd0dd81 100644
--- a/inc/theme-options.php
+++ b/inc/theme-options.php
@@ -3,7 +3,7 @@
  * 主题选项
  * @author Seaton Jiang <seaton@vtrois.com>
  * @license MIT License
- * @version 2020.12.14
+ * @version 2021.02.18
  */
 
 function getrobots()
@@ -20,6 +20,29 @@ function getrobots()
     return $robots;
 }
 
+function getdomain($url)
+{
+    $rs = parse_url($url);
+    if (!isset($rs['host'])) {
+        return null;
+    }
+
+    $main_url = $rs['host'];
+    if (!strcmp(long2ip(sprintf('%u', ip2long($main_url))), $main_url)) {
+        return $main_url;
+    } else {
+        $arr = explode('.', $main_url);
+        $count = count($arr);
+        $endArr = array('com', 'net', 'org');
+        if (in_array($arr[$count - 2], $endArr)) {
+            $domain = $arr[$count - 3] . '.' . $arr[$count - 2] . '.' . $arr[$count - 1];
+        } else {
+            $domain = $arr[$count - 2] . '.' . $arr[$count - 1];
+        }
+        return $domain;
+    }
+}
+
 function kratos_options()
 {
     $sitename = get_bloginfo('name');
@@ -119,6 +142,37 @@ function kratos_options()
         'type' => 'checkbox',
     );
 
+    $options[] = array(
+        'name' => __('自定义媒体文件名', 'kratos'),
+        'desc' => __('把图片类型的文件名改为 MD5 值命名', 'kratos'),
+        'id' => 'g_renameimg',
+        'std' => '0',
+        'type' => 'checkbox',
+    );
+
+    $options[] = array(
+        'desc' => __('把指定类型的文件名增加自定义前缀命名', 'kratos'),
+        'id' => 'g_renameother',
+        'type' => 'checkbox',
+    );
+
+    $options[] = array(
+        'desc' => __('请输入需要添加的前缀，前缀与文件名之间默认用 - 连接', 'kratos'),
+        'id' => 'g_renameother_prdfix',
+        'std' => getdomain(home_url()),
+        'class' => 'hidden',
+        'type' => 'text',
+    );
+
+    $options[] = array(
+        'desc' => __('请输入需要修改的类型，每个类型之间用 | 隔开', 'kratos'),
+        'id' => 'g_renameother_mime',
+        'std' => 'tar|zip|gz|gzip|rar|7z',
+        'class' => 'hidden',
+        'type' => 'text',
+    );
+
+
     $options[] = array(
         'name' => __('禁止生成缩略图', 'kratos'),
         'desc' => __('是否禁止生成多种尺寸图片资源', 'kratos'),