{"id":24148,"date":"2025-06-26T15:51:35","date_gmt":"2025-06-26T08:51:35","guid":{"rendered":"https:\/\/vacif.com\/?p=24148"},"modified":"2025-08-08T15:38:00","modified_gmt":"2025-08-08T08:38:00","slug":"huong-dan-cau-hinh-web-protection-tren-sophos-firewall","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/huong-dan-cau-hinh-web-protection-tren-sophos-firewall\/","title":{"rendered":"H\u01b0\u1edbng D\u1eabn C\u1ea5u H\u00ecnh Web Protection Tr\u00ean Sophos"},"content":{"rendered":"\n

I – T\u1ed5ng quan<\/span><\/h2><\/div><\/div><\/div>\n\n\n\n

T\u00ednh n\u0103ng Web Protection<\/strong> tr\u00ean Sophos Firewall cho ph\u00e9p doanh nghi\u1ec7p ki\u1ec3m so\u00e1t v\u00e0 b\u1ea3o v\u1ec7 ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda t\u1eeb internet, bao g\u1ed3m: trang web \u0111\u1ed9c h\u1ea1i, t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o (phishing), ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i (malware)<\/strong> v\u00e0 n\u1ed9i dung kh\u00f4ng ph\u00f9 h\u1ee3p<\/strong>.<\/p>\n\n\n\n

Sophos s\u1eed d\u1ee5ng c\u01a1 s\u1edf d\u1eef li\u1ec7u URL \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo danh m\u1ee5c (category)<\/strong>, gi\u00fap qu\u1ea3n tr\u1ecb vi\u00ean d\u1ec5 d\u00e0ng thi\u1ebft l\u1eadp ch\u00ednh s\u00e1ch ch\u1eb7n ho\u1eb7c gi\u1edbi h\u1ea1n truy c\u1eadp<\/strong> v\u00e0o c\u00e1c nh\u00f3m n\u1ed9i dung c\u1ee5 th\u1ec3. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o an to\u00e0n th\u00f4ng tin v\u00e0 n\u00e2ng cao hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c trong doanh nghi\u1ec7p.<\/p>\n\n\n\n

M\u1ed9t s\u1ed1 danh m\u1ee5c ph\u1ed5 bi\u1ebfn th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o ch\u00ednh s\u00e1ch h\u1ea1n ch\u1ebf bao g\u1ed3m:<\/p>\n\n\n\n

\u2705 N\u1ed9i dung ng\u01b0\u1eddi l\u1edbn<\/strong> (Adult & Pornography)<\/p>\n\n\n\n

\u2705 C\u1edd b\u1ea1c<\/strong> (Gambling)<\/p>\n\n\n\n

\u2705 M\u1ea1ng x\u00e3 h\u1ed9i<\/strong> (Social Networking)<\/p>\n\n\n\n

\u2705 Trang web \u0111\u1ed9c h\u1ea1i, t\u1ea5n c\u00f4ng m\u1ea1ng<\/strong> (Malicious Websites, Hacking)<\/p>\n\n\n\n

\u2705 D\u1ecbch v\u1ee5 streaming<\/strong> (YouTube, Netflix, Twitch…)<\/p>\n\n\n\n

\u2705 VPN & Proxy<\/strong> (v\u01b0\u1ee3t t\u01b0\u1eddng l\u1eeda, truy c\u1eadp \u1ea9n danh)<\/p>\n\n\n\n

<\/p>\n\n\n\n

II – T\u00ecnh hu\u1ed1ng c\u1ea5u h\u00ecnh<\/span><\/h2><\/div><\/div><\/div>\n\n\n\n

Ph\u00f2ng IT nh\u1eadn \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u t\u1eeb ban gi\u00e1m \u0111\u1ed1c v\u1ec1 vi\u1ec7c ng\u0103n ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp m\u1ea1ng x\u00e3 h\u1ed9i trong gi\u1edd l\u00e0m vi\u1ec7c<\/strong> \u0111\u1ec3 h\u1ea1n ch\u1ebf vi\u1ec7c s\u1eed d\u1ee5ng internet cho m\u1ee5c \u0111\u00edch c\u00e1 nh\u00e2n.<\/p>\n\n\n\n

C\u00e1c trang web thu\u1ed9c danh m\u1ee5c “Social Networking”<\/strong> nh\u01b0 Facebook, Twitter, TikTok, Instagram, v.v. s\u1ebd b\u1ecb ch\u1eb7n. Qu\u1ea3n tr\u1ecb vi\u00ean s\u1ebd c\u1ea5u h\u00ecnh m\u1ed9t Web Filter Policy<\/strong> \u0111\u1ec3 ch\u1eb7n danh m\u1ee5c n\u00e0y, sau \u0111\u00f3 g\u00e1n policy v\u00e0o firewall rule<\/strong> \u0111ang ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp internet c\u1ee7a ng\u01b0\u1eddi d\u00f9ng trong c\u00f4ng ty.<\/p>\n\n\n\n

III – H\u01b0\u1edbng d\u1eabn c\u1ea5u h\u00ecnh<\/span><\/h2><\/div><\/div><\/div>\n\n\n\n

B\u01b0\u1edbc 1:<\/strong> Truy c\u1eadp giao di\u1ec7n Sophos<\/p>\n\n\n\n

    \n
  • \u0110\u0103ng nh\u1eadp v\u00e0o giao di\u1ec7n qu\u1ea3n tr\u1ecb Sophos Firewall.<\/li>\n\n\n\n
  • V\u00e0o menu Protect > Web > Policies.<\/li>\n\n\n\n
  • Nh\u1ea5n Add Policy \u0111\u1ec3 t\u1ea1o m\u1edbi.<\/li>\n<\/ul>\n\n\n
    \n
    \"\"<\/figure>\n<\/div>\n\n\n

    B\u01b0\u1edbc 2: \u0110\u1eb7t t\u00ean v\u00e0 th\u00eam rule<\/strong><\/p>\n\n\n\n

      \n
    • \u0110\u1eb7t t\u00ean cho policy, v\u00ed d\u1ee5: Block Social Networking.<\/li>\n\n\n\n
    • Nh\u1ea5n Add Rule<\/strong> \u0111\u1ec3 t\u1ea1o m\u1ed9t rule trong policy.<\/li>\n<\/ul>\n\n\n
      \n
      \"\"<\/figure>\n<\/div>\n\n\n

      B\u01b0\u1edbc 3: Ch\u1ecdn danh m\u1ee5c c\u1ea7n ch\u1eb7n<\/strong><\/p>\n\n\n\n

        \n
      • Sau khi nh\u1ea5n Add Rule<\/strong>, ch\u1ecdn tab Activities<\/strong>.<\/li>\n\n\n\n
      • B\u1ecf ch\u1ecdn “All Web Traffic”<\/strong> \u0111\u1ec3 tr\u00e1nh \u00e1p d\u1ee5ng to\u00e0n b\u1ed9.<\/li>\n\n\n\n
      • Nh\u1ea5n Add new item<\/strong>, ch\u1ecdn lo\u1ea1i l\u00e0 Web Category<\/strong>.<\/li>\n<\/ul>\n\n\n
        \n
        \"\"<\/figure>\n<\/div>\n\n\n

        B\u01b0\u1edbc 4:<\/strong> T\u00ecm v\u00e0 ch\u1ecdn danh m\u1ee5c Social Networking<\/strong>.<\/p>\n\n\n

        \n
        \"\"<\/figure>\n<\/div>\n\n\n

        B\u01b0\u1edbc 5:<\/strong> T\u1ea1i m\u1ee5c Action, ch\u1ecdn Block HTTP<\/strong> \u0111\u1ec3 ch\u1eb7n truy c\u1eadp c\u00e1c trang web s\u1eed d\u1ee5ng giao th\u1ee9c HTTP.<\/p>\n\n\n

        \n
        \"\"<\/figure>\n<\/div>\n\n\n

        B\u01b0\u1edbc 6: <\/strong>B\u1eadt On <\/strong>ph\u1ea7n Status<\/strong><\/p>\n\n\n

        \n
        \"\"<\/figure>\n<\/div>\n\n\n

        B\u01b0\u1edbc 7:<\/strong> K\u00e9o xu\u1ed1ng v\u00e0 \u1ea5n Save<\/strong> \u0111\u1ec3 l\u01b0u rule l\u1ea1i<\/p>\n\n\n

        \n
        \"\"<\/figure>\n<\/div>\n\n\n

        B\u01b0\u1edbc 8: <\/strong>\u00c1p d\u1ee5ng Web Policy v\u00e0o rule cho ph\u00e9p truy c\u1eadp internet<\/p>\n\n\n\n

          \n
        • V\u00e0o Rules and Policies > Firewall Rules<\/strong>.<\/li>\n\n\n\n
        • T\u00ecm rule \u0111ang cho ph\u00e9p m\u1ea1ng LAN truy c\u1eadp internet (v\u00ed d\u1ee5: LAN to WAN).<\/li>\n\n\n\n
        • Nh\u1ea5n Edit<\/strong> \u0111\u1ec3 ch\u1ec9nh s\u1eeda rule n\u00e0y.<\/li>\n<\/ul>\n\n\n
          \n
          \"\"<\/figure>\n<\/div>\n\n\n

          B\u01b0\u1edbc 9: <\/strong>\u00c1p d\u1ee5ng Web Policy trong ph\u1ea7n Security Features<\/p>\n\n\n\n

            \n
          • Trong giao di\u1ec7n ch\u1ec9nh s\u1eeda rule, cu\u1ed9n xu\u1ed1ng m\u1ee5c Security Features<\/strong>.<\/li>\n\n\n\n
          • T\u00ecm d\u00f2ng Web Policy<\/strong>, nh\u1ea5n v\u00e0o menu th\u1ea3 xu\u1ed1ng.<\/li>\n\n\n\n
          • Ch\u1ecdn ch\u00ednh s\u00e1ch web filter m\u00e0 b\u1ea1n \u0111\u00e3 t\u1ea1o tr\u01b0\u1edbc \u0111\u00f3 (v\u00ed d\u1ee5: Block Social Networking).<\/li>\n\n\n\n
          • Nh\u1ea5n Save<\/strong> \u0111\u1ec3 l\u01b0u l\u1ea1i c\u1ea5u h\u00ecnh c\u1ee7a rule.<\/li>\n<\/ul>\n\n\n
            \n
            \"\"<\/figure>\n<\/div>\n\n\n

            B\u01b0\u1edbc 10: <\/strong>Ki\u1ec3m tra k\u1ebft qu\u1ea3 t\u1eeb m\u00e1y trong m\u1ea1ng LAN<\/p>\n\n\n\n

              \n
            • T\u1eeb m\u00e1y t\u00ednh trong m\u1ea1ng n\u1ed9i b\u1ed9 (LAN), th\u1eed truy c\u1eadp v\u00e0o c\u00e1c trang m\u1ea1ng x\u00e3 h\u1ed9i nh\u01b0 Facebook, TikTok, Instagram,…<\/strong><\/li>\n\n\n\n
            • N\u1ebfu c\u1ea5u h\u00ecnh \u0111\u00fang, tr\u00ecnh duy\u1ec7t s\u1ebd hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o truy c\u1eadp b\u1ecb ch\u1eb7n b\u1edfi Sophos Firewall.<\/li>\n<\/ul>\n\n\n
              \n
              \"\"<\/figure>\n<\/div>\n\n
              \n
              \"\"<\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"

              T\u00ednh n\u0103ng Web Protection tr\u00ean Sophos Firewall cho ph\u00e9p doanh nghi\u1ec7p ki\u1ec3m so\u00e1t v\u00e0 b\u1ea3o v\u1ec7 ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda t\u1eeb internet, bao g\u1ed3m: trang web \u0111\u1ed9c h\u1ea1i, t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o (phishing), ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i (malware) v\u00e0 n\u1ed9i dung kh\u00f4ng ph\u00f9 h\u1ee3p. Sophos s\u1eed d\u1ee5ng c\u01a1 s\u1edf d\u1eef li\u1ec7u URL […]<\/p>\n","protected":false},"author":2,"featured_media":24170,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[70,618],"tags":[334],"class_list":["post-24148","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-firewall","category-huong-dan","tag-sophos-firewall","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/24148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/comments?post=24148"}],"version-history":[{"count":1,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/24148\/revisions"}],"predecessor-version":[{"id":25577,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/24148\/revisions\/25577"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/24170"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=24148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=24148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=24148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}