{"id":20423,"date":"2024-09-09T17:16:37","date_gmt":"2024-09-09T10:16:37","guid":{"rendered":"https:\/\/thegioifirewall.com\/?p=20301"},"modified":"2025-03-24T07:27:22","modified_gmt":"2025-03-24T07:27:22","slug":"gioi-thieu-ve-firewall","status":"publish","type":"post","link":"https:\/\/vacif.com\/en\/gioi-thieu-ve-firewall\/","title":{"rendered":"Gi\u1edbi thi\u1ec7u v\u1ec1 Firewall."},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\n

Firewall l\u00e0 g\u00ec?<\/strong><\/h1>\n\n\n\n

T\u01b0\u1eddng l\u1eeda l\u00e0 h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt, gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng \u0111\u1ebfn v\u00e0 \u0111i d\u1ef1a tr\u00ean c\u00e1c quy t\u1eafc b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc. Ch\u00fang ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t r\u00e0o c\u1ea3n gi\u1eefa m\u1ea1ng n\u1ed9i b\u1ed9(\u0111\u00e1ng tin c\u1eady) v\u00e0 m\u1ea1ng b\u00ean ngo\u00e0i(kh\u00f4ng \u0111\u00e1ng tin c\u1eady), ch\u1eb3ng h\u1ea1n nh\u01b0 Internet. \u0110\u1ec3 ng\u0103n ch\u1eb7n truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0 b\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda tr\u00ean m\u1ea1ng. N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n l\u00e0\u2026.<\/p>\n\n\n\n

H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n \u0111ang t\u1ed5 ch\u1ee9c m\u1ed9t b\u1eefa ti\u1ec7c. T\u01b0\u1eddng l\u1eeda c\u1ee7a b\u1ea1n l\u00e0 ng\u01b0\u1eddi b\u1ea3o v\u1ec7 tr\u01b0\u1edbc c\u1eeda v\u1edbi danh s\u00e1ch kh\u00e1ch m\u1eddi nghi\u00eam ng\u1eb7t. \u201cG\u00f3i? Xin vui l\u00f2ng cho bi\u1ebft t\u00ean.\u201d N\u1ebfu b\u1ea1n c\u00f3 t\u00ean trong danh s\u00e1ch (l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t), b\u1ea1n s\u1ebd tham gia b\u1eefa ti\u1ec7c. N\u1ebfu kh\u00f4ng, th\u00ec \u0111\u00f3 l\u00e0 “Xin l\u1ed7i, anh b\u1ea1n, h\u00e3y mang b\u1ea3n th\u00e2n spam c\u1ee7a b\u1ea1n \u0111i n\u01a1i kh\u00e1c!”<\/p>\n\n\n\n

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

C\u00e1c lo\u1ea1i Firewall.<\/strong><\/h1>\n\n\n\n

Packet Filtering Firewall<\/em><\/strong>:<\/em> Ho\u1ea1t \u0111\u1ed9ng \u1edf l\u1edbp m\u1ea1ng, ki\u1ec3m tra ti\u00eau \u0111\u1ec1 c\u1ee7a t\u1eebng g\u00f3i \u0111\u1ec3 bi\u1ebft c\u00e1c quy t\u1eafc \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc. N\u00f3 cho ph\u00e9p ho\u1eb7c ch\u1eb7n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp d\u1ef1a tr\u00ean \u0111\u1ecba ch\u1ec9 IP, c\u1ed5ng v\u00e0 giao th\u1ee9c. N\u00f3 hi\u1ec7u qu\u1ea3 nh\u01b0ng thi\u1ebfu ki\u1ec3m tra s\u00e2u v\u1ec1 n\u1ed9i dung g\u00f3i.<\/p>\n\n\n\n

Stateful Inspection Firewall<\/em><\/strong>:<\/em> <\/em>Gi\u00e1m s\u00e1t tr\u1ea1ng th\u00e1i c\u1ee7a c\u00e1c k\u1ebft n\u1ed1i \u0111ang ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean b\u1ed1i c\u1ea3nh l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp. N\u00f3 duy tr\u00ec c\u00e1c b\u1ea3ng tr\u1ea1ng th\u00e1i \u0111\u1ec3 theo d\u00f5i c\u00e1c phi\u00ean \u0111ang di\u1ec5n ra v\u00e0 ch\u1ec9 cho ph\u00e9p c\u00e1c g\u00f3i h\u1ee3p ph\u00e1p thu\u1ed9c m\u1ed9t k\u1ebft n\u1ed1i \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n

Proxy Firewall<\/em><\/strong>:<\/em> Ch\u1ee9c n\u0103ng nh\u01b0 m\u1ed9t trung gian gi\u1eefa ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i v\u00e0 t\u00e0i nguy\u00ean h\u1ecd truy c\u1eadp. N\u00f3 ch\u1eb7n t\u1ea5t c\u1ea3 c\u00e1c y\u00eau c\u1ea7u v\u00e0 th\u1ef1c hi\u1ec7n ki\u1ec3m tra g\u00f3i k\u1ef9 l\u01b0\u1ee1ng tr\u01b0\u1edbc khi chuy\u1ec3n ti\u1ebfp ch\u00fang, cung c\u1ea5p m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt cao b\u1eb1ng c\u00e1ch che gi\u1ea5u m\u1ea1ng n\u1ed9i b\u1ed9 kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda b\u00ean ngo\u00e0i.<\/p>\n\n\n\n

Next-Generation Firewall (NGFW)<\/em><\/strong>: <\/em>T\u00edch h\u1ee3p c\u00e1c kh\u1ea3 n\u0103ng t\u01b0\u1eddng l\u1eeda truy\u1ec1n th\u1ed1ng v\u1edbi c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao nh\u01b0 ki\u1ec3m tra g\u00f3i s\u00e2u, h\u1ec7 th\u1ed1ng ng\u0103n ch\u1eb7n x\u00e2m nh\u1eadp (IPS) v\u00e0 ki\u1ec3m tra c\u1ea5p \u1ee9ng d\u1ee5ng. N\u00f3 c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 ki\u1ec3m so\u00e1t c\u00e1c \u1ee9ng d\u1ee5ng c\u0169ng nh\u01b0 b\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda tinh vi.<\/p>\n\n\n\n

Unified Threat Management (UTM) Firewall:<\/em><\/strong> K\u1ebft h\u1ee3p nhi\u1ec1u t\u00ednh n\u0103ng b\u1ea3o m\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u01b0\u1eddng l\u1eeda, ch\u1ed1ng vi-r\u00fat, ng\u0103n ch\u1eb7n x\u00e2m nh\u1eadp v\u00e0 l\u1ecdc n\u1ed9i dung v\u00e0o m\u1ed9t thi\u1ebft b\u1ecb duy nh\u1ea5t. N\u00f3 cung c\u1ea5p m\u1ed9t gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt to\u00e0n di\u1ec7n \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd.<\/p>\n\n\n\n

Cloud Firewall<\/em><\/strong>: <\/em> \u0110\u01b0\u1ee3c cung c\u1ea5p d\u01b0\u1edbi d\u1ea1ng d\u1ecbch v\u1ee5, n\u00f3 b\u1ea3o v\u1ec7 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng v\u00e0 t\u00e0i nguy\u00ean \u0111\u00e1m m\u00e2y. N\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 t\u00ednh linh ho\u1ea1t, b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng \u0111\u00e1m m\u00e2y b\u1eb1ng c\u00e1ch ki\u1ec3m tra v\u00e0 ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng \u0111\u1ebfn v\u00e0 \u0111i t\u1eeb c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00e1m m\u00e2y.<\/p>\n\n\n\n

Hardware Firewall<\/em><\/strong>: <\/em> <\/em>M\u1ed9t thi\u1ebft b\u1ecb v\u1eadt l\u00fd \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t \u1edf chu vi c\u1ee7a m\u1ea1ng \u0111\u1ec3 l\u1ecdc l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp v\u00e0o ho\u1eb7c ra kh\u1ecfi m\u1ea1ng. N\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd v\u00e0 chuy\u00ean d\u1ee5ng nh\u01b0ng y\u00eau c\u1ea7u tri\u1ec3n khai v\u00e0 b\u1ea3o tr\u00ec v\u1eadt l\u00fd.<\/p>\n\n\n\n

Software Firewall<\/em><\/strong>:<\/em> <\/em>\u0110\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t tr\u00ean c\u00e1c thi\u1ebft b\u1ecb ri\u00eang l\u1ebb \u0111\u1ec3 gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng \u0111\u1ebfn v\u00e0 \u0111i. N\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 cho thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y t\u00ednh c\u00e1 nh\u00e2n v\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng.<\/p>\n\n\n\n

Ph\u1ea7n bi\u1ec7t Stateful vs Stateless Firewalls<\/strong><\/h1>\n\n\n\n

Stateful Firewalls<\/em><\/strong><\/p>\n\n\n\n

T\u01b0\u1eddng l\u1eeda theo d\u00f5i tr\u1ea1ng th\u00e1i c\u1ee7a c\u00e1c k\u1ebft n\u1ed1i \u0111ang ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean b\u1ed1i c\u1ea3nh l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp. H\u00e3y coi t\u01b0\u1eddng l\u1eeda c\u00f3 tr\u1ea1ng th\u00e1i nh\u01b0 m\u1ed9t nh\u00e2n vi\u00ean b\u1ea3o v\u1ec7 c\u1ea3nh gi\u00e1c, ng\u01b0\u1eddi kh\u00f4ng ch\u1ec9 ki\u1ec3m tra ID c\u1ee7a t\u1eebng ng\u01b0\u1eddi v\u00e0o t\u00f2a nh\u00e0 m\u00e0 c\u00f2n theo d\u00f5i xem ai \u0111ang \u1edf b\u00ean trong v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng hi\u1ec7n t\u1ea1i c\u1ee7a h\u1ecd. Ng\u01b0\u1eddi b\u1ea3o v\u1ec7 n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u1ec9 nh\u1eefng ng\u01b0\u1eddi c\u00f3 l\u00fd do ch\u00ednh \u0111\u00e1ng \u0111\u1ec3 \u1edf \u0111\u00f3 m\u1edbi c\u00f3 th\u1ec3 v\u00e0o ho\u1eb7c v\u00e0o l\u1ea1i.<\/p>\n\n\n\n

Tracks Connections: <\/em>Gi\u00e1m s\u00e1t c\u00e1c phi\u00ean \u0111ang di\u1ec5n ra, \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c g\u00f3i l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a c\u00e1c k\u1ebft n\u1ed1i \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp.<\/p>\n\n\n\n

Security:<\/em> <\/em><\/strong>Cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 n\u00e2ng cao b\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 b\u1ed1i c\u1ea3nh l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp, ng\u0103n ch\u1eb7n hi\u1ec7u qu\u1ea3 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n

Performance:<\/em> <\/em><\/strong>N\u00f3i chung l\u00e0 ch\u1eadm h\u01a1n do chi ph\u00ed duy tr\u00ec b\u1ea3ng tr\u1ea1ng th\u00e1i.<\/p>\n\n\n\n

Complexity:<\/em> <\/em><\/strong>C\u1ea5u h\u00ecnh v\u00e0 qu\u1ea3n l\u00fd ph\u1ee9c t\u1ea1p h\u01a1n, cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng t\u1ed1t h\u01a1n.<\/p>\n\n\n\n

Ideal For:<\/em> <\/em><\/strong>M\u00f4i tr\u01b0\u1eddng b\u1ea3o m\u1eadt cao, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ea1ng c\u00f4ng ty x\u1eed l\u00fd d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m.<\/p>\n\n\n\n

Stateless Firewalls<\/em><\/strong><\/p>\n\n\n\n

T\u01b0\u1eddng l\u1eeda l\u1ecdc c\u00e1c g\u00f3i ch\u1ec9 d\u1ef1a tr\u00ean c\u00e1c quy t\u1eafc \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc m\u00e0 kh\u00f4ng theo d\u00f5i tr\u1ea1ng th\u00e1i k\u1ebft n\u1ed1i. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t t\u01b0\u1eddng l\u1eeda kh\u00f4ng tr\u1ea1ng th\u00e1i nh\u01b0 m\u1ed9t ng\u01b0\u1eddi g\u00e1c c\u1eeda \u0111\u01a1n gi\u1ea3n ki\u1ec3m tra ID c\u1ee7a t\u1eebng ng\u01b0\u1eddi \u1edf l\u1ed1i v\u00e0o m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 k\u00fd \u1ee9c n\u00e0o v\u1ec1 ng\u01b0\u1eddi \u0111\u00e3 v\u00e0o tr\u01b0\u1edbc \u0111\u00f3. M\u1ed7i kh\u00e1ch \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u0111\u1ed9c l\u1eadp m\u00e0 kh\u00f4ng xem x\u00e9t c\u00e1c t\u01b0\u01a1ng t\u00e1c tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n

Security: <\/em>Cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u01a1 b\u1ea3n b\u1eb1ng c\u00e1ch l\u1ecdc l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp d\u1ef1a tr\u00ean ti\u00eau ch\u00ed t\u0129nh nh\u01b0ng thi\u1ebfu b\u1ed1i c\u1ea3nh c\u1ee7a c\u00e1c k\u1ebft n\u1ed1i \u0111ang di\u1ec5n ra.<\/p>\n\n\n\n

Performance: <\/em>N\u00f3i chung nhanh h\u01a1n do kh\u00f4ng c\u00f3 chi ph\u00ed theo d\u00f5i tr\u1ea1ng th\u00e1i.<\/p>\n\n\n\n

Complexity:<\/em> <\/strong>D\u1ec5 d\u00e0ng c\u1ea5u h\u00ecnh v\u00e0 qu\u1ea3n l\u00fd h\u01a1n nh\u01b0ng cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u00edt chi ti\u1ebft h\u01a1n.<\/p>\n\n\n\n

Ideal For:<\/em> <\/strong>M\u00f4i tr\u01b0\u1eddng n\u01a1i t\u1ed1c \u0111\u1ed9 l\u00e0 r\u1ea5t quan tr\u1ecdng v\u00e0 y\u00eau c\u1ea7u b\u1ea3o m\u1eadt l\u00e0 c\u01a1 b\u1ea3n.<\/p>\n","protected":false},"excerpt":{"rendered":"

Firewall l\u00e0 g\u00ec? T\u01b0\u1eddng l\u1eeda l\u00e0 h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt, gi\u00e1m s\u00e1t v\u00e0 ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng \u0111\u1ebfn v\u00e0 \u0111i d\u1ef1a tr\u00ean c\u00e1c quy t\u1eafc b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc. Ch\u00fang ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t r\u00e0o c\u1ea3n gi\u1eefa m\u1ea1ng n\u1ed9i b\u1ed9(\u0111\u00e1ng tin c\u1eady) v\u00e0 m\u1ea1ng b\u00ean ngo\u00e0i(kh\u00f4ng \u0111\u00e1ng tin c\u1eady), ch\u1eb3ng h\u1ea1n nh\u01b0 […]<\/p>\n","protected":false},"author":16,"featured_media":20558,"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":[80],"tags":[110],"class_list":["post-20423","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-huong-dan-tai-lieu","tag-firewall","entry","has-media"],"_links":{"self":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/20423","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\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/comments?post=20423"}],"version-history":[{"count":1,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/20423\/revisions"}],"predecessor-version":[{"id":20584,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/posts\/20423\/revisions\/20584"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media\/20558"}],"wp:attachment":[{"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/media?parent=20423"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/categories?post=20423"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vacif.com\/en\/wp-json\/wp\/v2\/tags?post=20423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}