{"id":12374559,"date":"2026-03-17T17:21:56","date_gmt":"2026-03-17T09:21:56","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e8%be%b9%e7%bc%98%e5%8a%a0%e9%80%9f%e6%8a%80%e6%9c%af%e8%a7%a3%e6%9e%90%ef%bc%9a%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8cdn%e4%b8%8e%e8%be%b9%e7%bc%98%e8%ae%a1%e7%ae%97%e6%8f%90%e5%8d%87%e7%bd%91-5\/"},"modified":"2026-03-17T17:29:35","modified_gmt":"2026-03-17T09:29:35","slug":"%e8%be%b9%e7%bc%98%e5%8a%a0%e9%80%9f%e6%8a%80%e6%9c%af%e8%a7%a3%e6%9e%90%ef%bc%9a%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8cdn%e4%b8%8e%e8%be%b9%e7%bc%98%e8%ae%a1%e7%ae%97%e6%8f%90%e5%8d%87%e7%bd%91-5","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/cdn\/%e8%be%b9%e7%bc%98%e5%8a%a0%e9%80%9f%e6%8a%80%e6%9c%af%e8%a7%a3%e6%9e%90%ef%bc%9a%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8cdn%e4%b8%8e%e8%be%b9%e7%bc%98%e8%ae%a1%e7%ae%97%e6%8f%90%e5%8d%87%e7%bd%91-5\/","title":{"rendered":"Ph\u00e2n t\u00edch c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c bi\u00ean: C\u00e1ch s\u1eed d\u1ee5ng CDN v\u00e0 \u0111i\u1ec7n to\u00e1n bi\u00ean \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t website v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng"},"content":{"rendered":"

Ng\u00e0y nay, ng\u01b0\u1eddi d\u00f9ng Internet ng\u00e0y c\u00e0ng c\u00f3 xu h\u01b0\u1edbng kh\u00f4ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 truy c\u1eadp ch\u1eadm; m\u1ecdi s\u1ef1 tr\u00ec ho\u00e3n trong qu\u00e1 tr\u00ecnh t\u1ea3i n\u1ed9i dung \u0111\u1ec1u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng r\u1eddi b\u1ecf trang web v\u00e0 t\u1ed5n th\u1ea5t doanh thu cho doanh nghi\u1ec7p. \u0110\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi th\u00e1ch th\u1ee9c n\u00e0y, c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i \u201cr\u00eca m\u1ea1ng\u201d (edge acceleration) \u0111\u00e3 ra \u0111\u1eddi. C\u00f4ng ngh\u1ec7 n\u00e0y ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u0111\u01b0a n\u1ed9i dung v\u00e0 d\u1ecbch v\u1ee5 \u0111\u1ebfn g\u1ea7n ng\u01b0\u1eddi d\u00f9ng h\u01a1n, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 kho\u1ea3ng c\u00e1ch v\u1eadt l\u00fd v\u00e0 th\u1eddi gian truy\u1ec1n d\u1eef li\u1ec7u. \u0110\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u01a1n l\u1ebb, m\u00e0 l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p s\u00e1ng t\u1ea1o gi\u1eefa hai ki\u1ebfn tr\u00fac c\u1ed1t l\u00f5i: m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (content distribution network) v\u00e0 \u0111i\u1ec7n to\u00e1n t\u1ea1i r\u00eca m\u1ea1ng (edge computing), t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng cho c\u00e1c \u1ee9ng d\u1ee5ng m\u1ea1ng hi\u1ec7u su\u1ea5t cao ng\u00e0y nay.<\/p>\n\n\n\n

\u0110\u1ea9y nhanh bi\u00ean l\u00e0 g\u00ec?<\/h2>\n\n\n\n

T\u0103ng t\u1ed1c \u1edf r\u00eca (Edge Acceleration) l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c ki\u1ebfn tr\u00fac m\u1ea1ng lai, v\u1edbi \u00fd t\u01b0\u1edfng ch\u00ednh l\u00e0 di chuy\u1ec3n c\u00e1c c\u00f4ng vi\u1ec7c x\u1eed l\u00fd d\u1eef li\u1ec7u, l\u01b0u tr\u1eef n\u1ed9i dung v\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 t\u1eeb c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u trung t\u00e2m xa x\u00f4i v\u1ec1 c\u00e1c n\u00fat m\u1ea1ng n\u1eb1m g\u1ea7n h\u01a1n v\u1ec1 m\u1eb7t \u0111\u1ecba l\u00fd v\u1edbi ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i. M\u1ee5c ti\u00eau c\u1ee7a n\u00f3 l\u00e0 gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 c\u1ed1 h\u1eefu trong m\u00f4 h\u00ecnh \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y truy\u1ec1n th\u1ed1ng nh\u01b0 \u0111\u1ed9 tr\u1ec5 m\u1ea1ng, n\u00fat c\u1ed5ng b\u0103ng th\u00f4ng v\u00e0 t\u00ecnh tr\u1ea1ng qu\u00e1 t\u1ea3i \u1edf c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u.<\/p>\n\n\n\n

M\u00f4 h\u00ecnh truy c\u1eadp m\u1ea1ng truy\u1ec1n th\u1ed1ng tu\u00e2n theo \u0111\u01b0\u1eddng d\u1eabn \u201cNg\u01b0\u1eddi d\u00f9ng -> Internet -> M\u00e1y ch\u1ee7 trung t\u00e2m -> Internet -> Ng\u01b0\u1eddi d\u00f9ng\u201d. D\u1eef li\u1ec7u ph\u1ea3i di chuy\u1ec3n qu\u00e3ng \u0111\u01b0\u1eddng d\u00e0i, qua nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u1ea1ng kh\u00e1c nhau, d\u1eabn \u0111\u1ebfn t\u1ef7 l\u1ec7 tr\u1ec5 v\u00e0 m\u1ea5t g\u00f3i d\u1eef li\u1ec7u cao. C\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c m\u1ea1ng (edge acceleration) t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn ng\u1eafn h\u01a1n: \u201cNg\u01b0\u1eddi d\u00f9ng -> C\u00e1c n\u00fat m\u1ea1ng \u1edf periphery (r\u00eca m\u1ea1ng) -> Ng\u01b0\u1eddi d\u00f9ng\u201d. Khi ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n y\u00eau c\u1ea7u, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng ph\u00e2n b\u1ed5 y\u00eau c\u1ea7u \u0111\u00f3 \u0111\u1ebfn n\u00fat m\u1ea1ng g\u1ea7n nh\u1ea5t v\u00e0 ph\u00f9 h\u1ee3p nh\u1ea5t; n\u00fat n\u00e0y s\u1ebd tr\u1ef1c ti\u1ebfp cung c\u1ea5p d\u1ecbch v\u1ee5 ho\u1eb7c x\u1eed l\u00fd d\u1eef li\u1ec7u, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 th\u1eddi gian tr\u1ec5 v\u00e0 n\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

Nguy\u00ean l\u00fd k\u1ef9 thu\u1eadt ch\u00ednh d\u1ef1a tr\u00ean hai kh\u00eda c\u1ea1nh: Th\u1ee9 nh\u1ea5t l\u00e0 ph\u00e2n ph\u1ed1i n\u1ed9i dung, t\u1ee9c l\u00e0 l\u01b0u tr\u1eef n\u1ed9i dung t\u0129nh v\u00e0 \u0111\u1ed9ng tr\u00ean c\u00e1c n\u00fat bi\u00ean (edge nodes) \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 r\u1ed9ng r\u00e3i tr\u00ean to\u00e0n c\u1ea7u \u0111\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c truy c\u1eadp nhanh h\u01a1n; Th\u1ee9 hai l\u00e0 ph\u00e2n t\u00e1n c\u00f4ng vi\u1ec7c t\u00ednh to\u00e1n, t\u1ee9c l\u00e0 chuy\u1ec3n m\u1ed9t s\u1ed1 t\u00e1c v\u1ee5 t\u00ednh to\u00e1n (nh\u01b0 suy lu\u1eadn AI, hi\u1ec3n th\u1ecb th\u1eddi gian th\u1ef1c, l\u1ecdc d\u1eef li\u1ec7u) v\u1ed1n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean \u0111\u00e1m m\u00e2y xu\u1ed1ng c\u00e1c n\u00fat bi\u00ean \u0111\u1ec3 x\u1eed l\u00fd, v\u00e0 ch\u1ec9 truy\u1ec1n l\u1ea1i k\u1ebft qu\u1ea3 c\u1ea7n thi\u1ebft v\u1ec1 trung t\u00e2m ho\u1eb7c cho ng\u01b0\u1eddi d\u00f9ng. Ki\u1ebfn tr\u00fac ph\u00e2n t\u00e1n n\u00e0y kh\u00f4ng ch\u1ec9 n\u00e2ng cao t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd m\u00e0 c\u00f2n t\u0103ng kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng \u0111\u1ed1i v\u1edbi c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed3ng th\u1eddi quy m\u00f4 l\u1edbn v\u00e0 s\u1ef1 c\u1ed1 m\u1ea1ng \u1edf c\u1ea5p \u0111\u1ed9 khu v\u1ef1c.<\/p>\n\n\n\n

Ba tr\u1ee5 c\u1ed9t c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i c\u1ee7a c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c bi\u00ean (Edge Acceleration):<\/h2>\n\n\n\n

Hi\u1ec7u su\u1ea5t xu\u1ea5t s\u1eafc c\u1ee7a c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c \u1edf r\u00eca (edge acceleration) kh\u00f4ng ph\u1ea3i xu\u1ea5t hi\u1ec7n m\u1ed9t c\u00e1ch ng\u1eabu nhi\u00ean, m\u00e0 l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a s\u1ef1 ph\u1ed1i h\u1ee3p ho\u1ea1t \u0111\u1ed9ng gi\u1eefa m\u1ed9t s\u1ed1 c\u00f4ng ngh\u1ec7 then ch\u1ed1t.<\/p>\n\n

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\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\\nbunny.net\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
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\r\n\t\t\t\t\t\\nbunny.net CDN<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tChi ph\u00ed ch\u1ec9 t\u1eeb 1 \u0111\u00f4 la m\u1ed7i th\u00e1ng, v\u1edbi m\u1ee9c ph\u00ed r\u00f5 r\u00e0ng v\u00e0 kh\u00f4ng c\u00f3 chi ph\u00ed \u1ea9n. C\u00e1c t\u00ednh n\u0103ng bao g\u1ed3m l\u01b0u tr\u1eef v\u0129nh vi\u1ec5n, gi\u00e1m s\u00e1t theo th\u1eddi gian th\u1ef1c, b\u1ea3o v\u1ec7 DDoS v\u00e0 ch\u1ee9ng ch\u1ec9 SSL mi\u1ec5n ph\u00ed. \u0110\u1eb7c bi\u1ec7t, n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho ph\u00e1t tr\u1ef1c tuy\u1ebfn video v\u00e0 cung c\u1ea5p m\u1ed9t m\u00f4 h\u00ecnh thanh to\u00e1n linh ho\u1ea1t theo m\u1ee9c s\u1eed d\u1ee5ng.<\/span>\r\n\t\t\t\t
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Kh\u00f4ng c\u1ea7n th\u1ebb t\u00edn d\u1ee5ng, d\u00f9ng th\u1eed mi\u1ec5n ph\u00ed trong 14 ng\u00e0y<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp m\u1ea1ng l\u01b0\u1edbi ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN) c\u1ee7a bunny.net \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n\t\r\n\t
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\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\u0110\u00e1m\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
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\r\n\t\t\t\t\t\u0110\u00e1m m\u00e2y Cloudways Cloudflare Enterprise<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tG\u00f3i gi\u00e1 d\u1ecbch v\u1ee5 CDN\/WAF c\u1ea5p doanh nghi\u1ec7p c\u1ee7a Cloudflare c\u00f3 c\u00e1c m\u1ee9c ph\u00ed nh\u01b0 sau: t\u1ed1i \u0111a 5 t\u00ean mi\u1ec1n, m\u1ed7i t\u00ean mi\u1ec1n c\u00f3 gi\u00e1 4,99 USD\/th\u00e1ng, bao g\u1ed3m 100GB b\u0103ng th\u00f4ng, v\u00e0 ph\u1ea7n v\u01b0\u1ee3t qu\u00e1 s\u1ebd \u0111\u01b0\u1ee3c t\u00ednh ph\u00ed theo m\u1ee9c ph\u00ed 0,02 USD\/GB.<\/span>\r\n\t\t\t\t
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M\u1ed7i t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c t\u1eb7ng 100GB l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp Cloudways Cloudflare Enterprise \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n<\/div>\r\n\r\n\r\n\n\n\n\n\n\n\n

M\u1ea1ng l\u01b0\u1edbi ph\u00e2n ph\u1ed1i n\u1ed9i dung<\/h3>\n\n\n\n

CDN (Content Delivery Network) l\u00e0 h\u00ecnh th\u1ee9c \u1ee9ng d\u1ee5ng s\u1edbm nh\u1ea5t v\u00e0 c\u0169ng ph\u00e1t tri\u1ec3n nh\u1ea5t trong l\u0129nh v\u1ef1c t\u0103ng t\u1ed1c truy c\u1eadp n\u1ed9i dung tr\u00ean m\u1ea1ng. CDN ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch tri\u1ec3n khai m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef d\u1eef li\u1ec7u (c\u00f2n g\u1ecdi l\u00e0 c\u00e1c n\u00fat \u0111\u1ea7u cu\u1ed1i \u2013 edge nodes) tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi, t\u1ea1o th\u00e0nh m\u1ed9t m\u1ea1ng l\u01b0\u1edbi ph\u00e2n ph\u1ed1i n\u1ed9i dung r\u1ed9ng r\u00e3i. Khi ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u m\u1ed9t t\u00e0i nguy\u00ean tr\u00ean trang web (ch\u1eb3ng h\u1ea1n h\u00ecnh \u1ea3nh, video, t\u1ec7p CSS, JavaScript), h\u1ec7 th\u1ed1ng CDN s\u1ebd chuy\u1ec3n h\u01b0\u1edbng y\u00eau c\u1ea7u \u0111\u00f3 \u0111\u1ebfn n\u00fat \u0111\u1ea7u cu\u1ed1i n\u1eb1m g\u1ea7n nh\u1ea5t v\u1ec1 m\u1eb7t \u0111\u1ecba l\u00fd. N\u1ebfu n\u00fat \u0111\u00f3 \u0111\u00e3 l\u01b0u tr\u1eef s\u1eb5n t\u00e0i nguy\u00ean c\u1ea7n thi\u1ebft, n\u00f3 s\u1ebd tr\u1ea3 v\u1ec1 t\u00e0i nguy\u00ean \u0111\u00f3 ngay cho ng\u01b0\u1eddi d\u00f9ng; n\u1ebfu ch\u01b0a c\u00f3 s\u1eb5n, h\u1ec7 th\u1ed1ng s\u1ebd l\u1ea5y t\u00e0i nguy\u00ean t\u1eeb m\u00e1y ch\u1ee7 g\u1ed1c, l\u01b0u tr\u1eef n\u00f3 l\u1ea1i, r\u1ed3i m\u1edbi cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n

Gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i c\u1ee7a CDN n\u1eb1m \u1edf hai kh\u00eda c\u1ea1nh ch\u00ednh: \u201cl\u01b0u tr\u1eef \u0111\u1ec7m\u201d (cache) v\u00e0 \u201c\u0111i\u1ec1u ph\u1ed1i th\u00f4ng minh\u201d (intelligent scheduling). CDN kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 t\u1ea3i \u0111\u1ed9ng v\u00e0 chi ph\u00ed b\u0103ng th\u00f4ng cho m\u00e1y ch\u1ee7 ngu\u1ed3n, m\u00e0 quan tr\u1ecdng h\u01a1n, n\u00f3 c\u00f2n \u201c\u0111\u1ea9y\u201d n\u1ed9i dung \u0111\u1ebfn g\u1ea7n ng\u01b0\u1eddi d\u00f9ng h\u01a1n v\u1ec1 m\u1eb7t v\u1eadt l\u00fd, gi\u00fap vi\u1ec7c truy c\u1eadp n\u1ed9i dung xuy\u00ean ch\u00e2u l\u1ee5c, xuy\u00ean qu\u1ed1c gia di\u1ec5n ra v\u1edbi t\u1ed1c \u0111\u1ed9 g\u1ea7n nh\u01b0 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi vi\u1ec7c truy c\u1eadp n\u1ed9i dung \u1edf \u0111\u1ecba ph\u01b0\u01a1ng. \u0110i\u1ec1u n\u00e0y gi\u00fap n\u00e2ng cao \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 ph\u00e2n ph\u1ed1i c\u1ea3 n\u1ed9i dung t\u0129nh (static<\/p>\n\n\n\n

\u0110i\u1ec7n to\u00e1n bi\u00ean c\u1ea1nh<\/h3>\n\n\n\n

N\u1ebfu n\u00f3i r\u1eb1ng CDN ch\u1ee7 y\u1ebfu gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u201cn\u1ed9i dung n\u1eb1m \u1edf \u0111\u00e2u\u201d, th\u00ec \u0111i\u1ec7n to\u00e1n bi\u00ean (edge computing) l\u1ea1i t\u1eadp trung v\u00e0o vi\u1ec7c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u201cvi\u1ec7c t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf \u0111\u00e2u\u201d. \u0110i\u1ec7n to\u00e1n bi\u00ean di chuy\u1ec3n kh\u1ea3 n\u0103ng x\u1eed l\u00fd t\u1eeb \u0111\u00e1m m\u00e2y xu\u1ed1ng c\u00e1c \u0111i\u1ec3m g\u1ea7n ngu\u1ed3n t\u1ea1o ra d\u1eef li\u1ec7u, gi\u00fap th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch theo th\u1eddi gian th\u1ef1c ngay t\u1ea1i \u0111\u00f3.<\/p>\n\n\n\n

V\u00ed d\u1ee5, trong c\u00e1c sc\u00e9nario c\u1ee7a Internet of Things (IoT), h\u00e0ng ch\u1ee5c ngh\u00ecn c\u1ea3m bi\u1ebfn t\u1ea1o ra l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3. N\u1ebfu t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u \u0111\u00f3 \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean \u0111\u00e1m m\u00e2y \u0111\u1ec3 x\u1eed l\u00fd, \u0111i\u1ec1u n\u00e0y s\u1ebd g\u00e2y ra t\u00ecnh tr\u1ea1ng tr\u1ec5 ph\u1ea3n h\u1ed3i v\u00e0 \u00e1p l\u1ef1c l\u1edbn l\u00ean b\u0103ng th\u00f4ng. B\u1eb1ng c\u00e1ch tri\u1ec3n khai c\u00e1c m\u00f4-\u0111un t\u00ednh to\u00e1n nh\u1eb9 tr\u00ean c\u00e1c c\u1ed5ng k\u1ebft n\u1ed1i (edge gateways) ho\u1eb7c m\u00e1y ch\u1ee7, vi\u1ec7c l\u00e0m s\u1ea1ch d\u1eef li\u1ec7u, ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1 b\u1ea5t th\u01b0\u1eddng v\u00e0 ph\u00e2n t\u00edch s\u01a1 b\u1ed9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ngay t\u1ea1i ch\u1ed7, trong th\u1eddi gian th\u1ef1c. Ch\u1ec9 nh\u1eefng th\u00f4ng tin t\u1ed5ng k\u1ebft quan tr\u1ecdng ho\u1eb7c k\u1ebft qu\u1ea3 t\u1ed5ng h\u1ee3p m\u1edbi \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean \u0111\u00e1m m\u00e2y, t\u1eeb \u0111\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c l\u1ee3i \u00edch k\u00e9p: ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng v\u00e0 ti\u1ebft ki\u1ec7m b\u0103ng th\u00f4ng. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng t\u01b0\u01a1ng t\u00e1c y\u00eau c\u1ea7u \u0111\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p, nh\u01b0 tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y (cloud gaming) ho\u1eb7c c\u00f4ng ngh\u1ec7 AR\/VR, t\u00ednh to\u00e1n t\u1ea1i r\u00eca (edge computing<\/p>\n\n\n\n

C\u00e2n b\u1eb1ng t\u1ea3i to\u00e0n c\u1ea7u v\u00e0 \u0111\u1ecbnh tuy\u1ebfn th\u00f4ng minh<\/h3>\n\n\n\n

\u0110\u00e2y l\u00e0 \u201cb\u1ed9 n\u00e3o\u201d v\u00e0 \u201ch\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u01b0\u1edbng\u201d ch\u1ecbu tr\u00e1ch nhi\u1ec7m t\u0103ng t\u1ed1c hi\u1ec7u su\u1ea5t truy c\u1eadp d\u1eef li\u1ec7u t\u1ea1i c\u00e1c \u0111i\u1ec3m g\u00f3c (edge nodes). Khi ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n m\u1ed9t y\u00eau c\u1ea7u truy c\u1eadp, h\u1ec7 th\u1ed1ng GSLB (Global Server Load Balancing) s\u1ebd s\u1eed d\u1ee5ng m\u1ed9t b\u1ed9 algoritma ph\u1ee9c t\u1ea1p \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh ngay l\u1eadp t\u1ee9c n\u00ean chuy\u1ec3n y\u00eau c\u1ea7u \u0111\u00f3 \u0111\u1ebfn n\u00fat c\u1ee5c b\u1ed9 (edge node) n\u00e0o. C\u00e1c y\u1ebfu t\u1ed1 \u0111\u01b0\u1ee3c xem x\u00e9t trong qu\u00e1 tr\u00ecnh quy\u1ebft \u0111\u1ecbnh bao g\u1ed3m kh\u00f4ng ch\u1ec9 kho\u1ea3ng c\u00e1ch \u0111\u1ecba l\u00fd (d\u1ef1a tr\u00ean c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd d\u1ef1a tr\u00ean \u0111\u1ecba ch\u1ec9 IP), m\u00e0 c\u00f2n c\u00f3 t\u00ecnh tr\u1ea1ng ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf c\u1ee7a n\u00fat (nh\u01b0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd CPU, dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb, m\u1ee9c \u0111\u1ed9 t\u1ea3i), ch\u1ea5t l\u01b0\u1ee3ng k\u1ebft n\u1ed1i m\u1ea1ng (\u0111\u1ed9 tr\u1ec5, t\u1ef7 l\u1ec7 m\u1ea5t g\u00f3i tin), lo\u1ea1i k\u1ebft n\u1ed1i m\u1ea1ng do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u1ea1ng (\u0111\u1ea3m b\u1ea3o truy c\u1eadp th\u00f4ng qua c\u00f9ng nh\u00e0 c<\/p>\n\n\n\n

C\u00f4ng ngh\u1ec7 \u0111\u1ecbnh tuy\u1ebfn th\u00f4ng minh c\u00f3 nhi\u1ec7m v\u1ee5 theo d\u00f5i t\u00ecnh tr\u1ea1ng m\u1ea1ng trong qu\u00e1 tr\u00ecnh truy\u1ec1n d\u1eef li\u1ec7u, l\u1ef1a ch\u1ecdn \u0111\u01b0\u1eddng truy\u1ec1n t\u1ed1i \u01b0u m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng, tr\u00e1nh c\u00e1c \u0111i\u1ec3m t\u1eafc ngh\u1ebdn ho\u1eb7c l\u1ed7i tr\u00ean m\u1ea1ng, \u0111\u1ea3m b\u1ea3o r\u1eb1ng g\u00f3i d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u1ebfn \u0111\u00edch m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 \u1ed5n \u0111\u1ecbnh nh\u1ea5t. S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa hai c\u00f4ng ngh\u1ec7 n\u00e0y gi\u00fap n\u00e2ng cao \u0111\u1ed9 s\u1eb5n s\u00e0ng ho\u1ea1t \u0111\u1ed9ng, hi\u1ec7u su\u1ea5t cao v\u00e0 t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng trong d\u1ecbch v\u1ee5 t\u0103ng t\u1ed1c d\u1eef li\u1ec7u t\u1ea1i c\u00e1c \u0111i\u1ec3m cu\u1ed1i (edge acceleration).<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c tr\u00ean c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng (edge acceleration) \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t trang web v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng?<\/h2>\n\n\n\n

Vi\u1ec7c t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c hi\u1ec7u n\u0103ng (edge acceleration) v\u00e0o c\u1ea5u tr\u00fac trang web ho\u1eb7c \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 mang l\u1ea1i nh\u1eefng c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 v\u1ec1 hi\u1ec7u su\u1ea5t t\u1eeb nhi\u1ec1u kh\u00eda c\u1ea1nh kh\u00e1c nhau.<\/p>\n\n\n\n

Tr\u01b0\u1edbc h\u1ebft, v\u1ec1 m\u1eb7t t\u0103ng t\u1ed1c \u0111\u1ed9 truy c\u1eadp c\u00e1c t\u00e0i nguy\u00ean t\u0129nh, \u0111\u00e2y l\u00e0 \u1ee9ng d\u1ee5ng tr\u1ef1c ti\u1ebfp nh\u1ea5t. H\u00e3y l\u01b0u tr\u1eef c\u00e1c t\u00e0i nguy\u00ean t\u0129nh c\u1ee7a trang web nh\u01b0 CSS, JavaScript, ph\u00f4ng ch\u1eef, bi\u1ec3u t\u01b0\u1ee3ng v\u00e0 h\u00ecnh \u1ea3nh tr\u00ean c\u00e1c m\u00e1y ch\u1ee7 CDN (Content Delivery Network). B\u1eb1ng c\u00e1ch c\u1ea5u h\u00ecnh c\u00e1c ch\u00ednh s\u00e1ch l\u01b0u tr\u1eef (v\u00ed d\u1ee5: s\u1eed d\u1ee5ng header Cache-Control v\u1edbi th\u1eddi gian l\u01b0u tr\u1eef d\u00e0i), nh\u1eefng t\u00e0i nguy\u00ean n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u00e1y t\u00ednh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c m\u00e1y ch\u1ee7\u8fb9\u7f18 node ngay sau l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c t\u1ea3i xu\u1ed1ng. Khi truy c\u1eadp c\u00e1c trang web sau \u0111\u00f3, ch\u00fang s\u1ebd \u0111\u01b0\u1ee3c t\u1ea3i nhanh ch\u00f3ng g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c. Ngo\u00e0i ra, c\u00e1c m\u00e1y ch\u1ee7 CDN hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng h\u1ed7 tr\u1ee3 c\u00e1c giao th\u1ee9c ti\u00ean ti\u1ebfn nh\u01b0 HTTP\/2\/3, TLS 1.3 v\u00e0 c\u00f4ng ngh\u1ec7 n\u00e9n Brotli, gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u qu\u1ea3 truy\u1ec1n d\u1eef li\u1ec7u.<\/p>\n\n\n\n

Th\u1ee9 hai, trong vi\u1ec7c t\u0103ng t\u1ed1c \u0111\u1ed9 truy c\u1eadp c\u00e1c n\u1ed9i dung \u0111\u1ed9ng, c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c t\u1ea1i c\u00e1c \u0111i\u1ec3m g\u1ea7n ng\u01b0\u1eddi d\u00f9ng (edge acceleration) c\u0169ng \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng. Nh\u1edd v\u00e0o c\u00e1c n\u1ec1n t\u1ea3ng t\u00ednh to\u00e1n t\u1ea1i \u0111i\u1ec3m g\u1ea7n ng\u01b0\u1eddi d\u00f9ng, c\u00e1c logic t\u1ea1o n\u1ed9i dung \u0111\u1ed9ng \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a v\u00e0 c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf (ch\u1eb3ng h\u1ea1n nh\u01b0 x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, k\u1ebft h\u1ee3p c\u00e1c API, ph\u00e2n t\u00edch k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m A\/B, hi\u1ec3n th\u1ecb c\u00e1c \u0111o\u1ea1n n\u1ed9i dung \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a) c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai ngay t\u1ea1i nh\u1eefng \u0111i\u1ec3m n\u00e0y. V\u00ed d\u1ee5, vi\u1ec7c ki\u1ec3m tra tr\u1ea1ng th\u00e1i \u0111\u0103ng nh\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ngay t\u1ea1i c\u00e1c node \u1edf g\u1ea7n ng\u01b0\u1eddi d\u00f9ng, thay v\u00ec ph\u1ea3i g\u1eedi y\u00eau c\u1ea7u v\u1ec1 m\u00e1y ch\u1ee7 ch\u00ednh m\u1ed7i l\u1ea7n truy c\u1eadp. M\u1ed9t s\u1ed1 truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u0103ng t\u1ed1c nh\u1edd v\u00e0o c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c b\u1ed9 nh\u1edb \u0111\u1ec7m t\u1ea1i \u0111i\u1ec3m g\u1ea7n ng\u01b0\u1eddi d\u00f9ng. \u0110i\u1ec1u n\u00e0y gi\u00fap r\u00fat ng\u1eafn \u0111\u00e1ng k\u1ec3 th\u1eddi gian t\u1ea1o ra c\u00e1c trang<\/p>\n\n\n\n

H\u01a1n n\u1eefa, an ninh v\u00e0 \u0111\u1ed9 tin c\u1eady c\u0169ng l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 then ch\u1ed1t trong vi\u1ec7c n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. M\u1ea1ng l\u01b0\u1edbi edge (m\u1ea1ng l\u01b0\u1edbi ph\u00e2n t\u00e1n) c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 tuy\u1ebfn ph\u00f2ng th\u1ee7 an ninh \u0111\u1ea7u ti\u00ean cho trang web, cung c\u1ea5p kh\u1ea3 n\u0103ng gi\u1ea3m b\u1edbt c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS m\u1ed9t c\u00e1ch ph\u00e2n t\u00e1n. L\u01b0u l\u01b0\u1ee3ng t\u1ea5n c\u00f4ng s\u1ebd b\u1ecb ph\u00e2n t\u00e1n v\u00e0 x\u1eed l\u00fd t\u1ea1i c\u00e1c n\u00fat tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, khi\u1ebfn vi\u1ec7c g\u00e2y t\u1ed5n h\u1ea1i nghi\u00eam tr\u1ecdng cho m\u00e1y ch\u1ee7 ngu\u1ed3n tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n. \u0110\u1ed3ng th\u1eddi, c\u00e1c c\u00f4ng ngh\u1ec7 \u0111\u1ecbnh tuy\u1ebfn th\u00f4ng minh v\u00e0 t\u00ednh d\u1ef1 ph\u00f2ng c\u1ee7a c\u00e1c n\u00fat \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngay c\u1ea3 khi m\u1ed9t n\u00fat ho\u1eb7c khu v\u1ef1c m\u1ea1ng g\u1eb7p s\u1ef1 c\u1ed1, l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n t\u1ef1 \u0111\u1ed9ng sang c\u00e1c n\u00fat kh\u00e1c ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng<\/p>\n\n\n\n

Cu\u1ed1i c\u00f9ng, \u0111\u1ed1i v\u1edbi l\u0129nh v\u1ef1c \u0111a ph\u01b0\u01a1ng ti\u1ec7n v\u00e0 t\u01b0\u01a1ng t\u00e1c th\u1eddi gian th\u1ef1c, vi\u1ec7c t\u0103ng t\u1ed1c x\u1eed l\u00fd d\u1eef li\u1ec7u t\u1ea1i c\u00e1c \u0111i\u1ec3m ngo\u1ea1i vi (edge computing) l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. C\u00e1c d\u1ecbch v\u1ee5 ph\u00e1t video theo y\u00eau c\u1ea7u (VOD) v\u00e0 truy\u1ec1n ph\u00e1t tr\u1ef1c ti\u1ebfp \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i qua m\u1ea1ng CDN (Content Delivery Network) theo nhi\u1ec1u t\u1ea7ng, \u0111\u1ea3m b\u1ea3o r\u1eb1ng ng\u01b0\u1eddi xem tr\u00ean to\u00e0n th\u1ebf gi\u1edbi \u0111\u1ec1u c\u00f3 th\u1ec3 xem video m\u1ed9t c\u00e1ch tr\u01a1n tru. Trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p nh\u01b0 truy\u1ec1n th\u00f4ng th\u1eddi gian th\u1ef1c, gi\u00e1o d\u1ee5c tr\u1ef1c tuy\u1ebfn v\u00e0 tr\u00f2 ch\u01a1i tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c n\u00fat t\u00ednh to\u00e1n t\u1ea1i \u0111i\u1ec3m ngo\u1ea1i vi l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c m\u00e3 h\u00f3a\/gi\u1ea3i m\u00e3 \u00e2m thanh v\u00e0 video c<\/p>\n\n\n\n

C\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n v\u00e0 y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t khi \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i r\u00eca (edge acceleration)<\/h2>\n\n\n\n

Vi\u1ec7c tri\u1ec3n khai th\u00e0nh c\u00f4ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c hi\u1ec7u n\u0103ng tr\u00ean c\u00e1c thi\u1ebft b\u1ecb ngo\u1ea1i vi (edge acceleration) \u0111\u00f2i h\u1ecfi s\u1ef1 l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 th\u1ef1c hi\u1ec7n c\u1ea9n th\u1eadn t\u1eeb ph\u00eda h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 ph\u00e2n t\u00edch nhu c\u1ea7u v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i ki\u1ec3m th\u1eed hi\u1ec7u n\u0103ng. H\u00e3y x\u00e1c \u0111\u1ecbnh r\u00f5 \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ea7n \u0111\u01b0\u1ee3c t\u0103ng t\u1ed1c: to\u00e0n b\u1ed9 trang web, hay ch\u1ec9 c\u00e1c API ho\u1eb7c t\u00e0i nguy\u00ean t\u0129nh? Ng\u01b0\u1eddi d\u00f9ng m\u1ee5c ti\u00eau ch\u1ee7 y\u1ebfu t\u1eadp trung \u1edf nh\u1eefng khu v\u1ef1c \u0111\u1ecba l\u00fd n\u00e0o? S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 \u0111o l\u01b0\u1eddng c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u n\u0103ng ch\u00ednh c\u1ee7a trang web hi\u1ec7n t\u1ea1i (nh\u01b0 th\u1eddi gian hi\u1ec3n th\u1ecb n\u1ed9i dung l\u1ea7n \u0111\u1ea7u ti\u00ean, th\u1eddi gian hi\u1ec3n th\u1ecb to\u00e0n b\u1ed9 n\u1ed9i dung, th\u1eddi gian ph\u1ea3n h\u1ed3i khi ng\u01b0\u1eddi d\u00f9ng nh\u1eadp d\u1eef li\u1ec7u l\u1ea7n \u0111\u1ea7u ti\u00ean, t\u1ed5ng th\u1eddi gian t\u1ea3i trang), v\u00e0 thi\u1ebft l\u1eadp m\u1ed9t m\u1ed1c chu\u1ea9n v\u1ec1 hi\u1ec7u n\u0103ng \u0111\u1ec3 so s\u00e1nh c\u00e1c k\u1ebft qu\u1ea3 sau khi th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p t\u1ed1i \u01b0u h\u00f3a.<\/p>\n\n\n\n

B\u01b0\u1edbc th\u1ee9 hai l\u00e0 l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 v\u00e0 gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p. Tr\u00ean th\u1ecb tr\u01b0\u1eddng, c\u00f3 nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 t\u1eeb c\u00e1c c\u00f4ng ty CDN truy\u1ec1n th\u1ed1ng \u0111\u1ebfn c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y, cung c\u1ea5p c\u00e1c n\u1ec1n t\u1ea3ng edge to\u00e0n di\u1ec7n. Khi \u0111\u00e1nh gi\u00e1, c\u1ea7n xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 sau: ph\u1ea1m vi v\u00e0 m\u1eadt \u0111\u1ed9 ph\u1ee7 s\u00f3ng to\u00e0n c\u1ea7u c\u1ee7a c\u00e1c node (\u0111\u1eb7c bi\u1ec7t l\u00e0 trong khu v\u1ef1c ng\u01b0\u1eddi d\u00f9ng m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n), li\u1ec7u h\u1ecd c\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n edge (nh\u01b0 Serverless Functions) hay kh\u00f4ng, \u0111\u1ed9 d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 t\u00ednh n\u0103ng c\u1ee7a c\u00e1c API, kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt, \u0111\u1ed9 chi ti\u1ebft c\u1ee7a b\u00e1o c\u00e1o ph\u00e2n t\u00edch d\u1eef li\u1ec7u, v\u00e0 m\u00f4 h\u00ecnh chi ph\u00ed (ph\u00ed theo l\u01b0u l\u01b0\u1ee3ng hay theo s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u). \u0110\u1ed1i v\u1edbi c\u00e1c c\u00f4ng ty kh\u1edfi nghi\u1ec7p, vi\u1ec7c b\u1eaft \u0111\u1ea7u v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p edge t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y c\u00f3 m\u1ee9c \u0111\u1ed9 t\u00edch h\u1ee3p cao c\u00f3 th\u1ec3 s\u1ebd thu\u1eadn ti\u1ec7n h\u01a1n; trong khi \u0111\u00f3, c\u00e1c doanh nghi\u1ec7p l\u1edbn c\u00f3 th\u1ec3 c\u1ea7n \u00e1p d\u1ee5ng chi\u1ebfn l\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u nh\u00e0 cung c\u1ea5p kh\u00e1c nhau.<\/p>\n\n\n\n

B\u01b0\u1edbc th\u1ee9 ba l\u00e0 t\u00edch h\u1ee3p v\u00e0 c\u1ea5u h\u00ecnh c\u00f4ng ngh\u1ec7. Qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng bao g\u1ed3m vi\u1ec7c thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t DNS, \u0111\u1ecbnh tuy\u1ebfn c\u00e1c b\u1ea3n ghi CNAME c\u1ee7a t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n v\u1ec1 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 t\u0103ng t\u1ed1c. Sau \u0111\u00f3, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c c\u1ea5u h\u00ecnh chi ti\u1ebft tr\u00ean console c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5: thi\u1ebft l\u1eadp quy t\u1eafc l\u01b0u tr\u1eef \u0111\u1ec7m (d\u00e0nh cho c\u00e1c lo\u1ea1i t\u1ec7p v\u00e0 \u0111\u01b0\u1eddng d\u1eabn kh\u00e1c nhau), c\u1ea5u h\u00ecnh ch\u1ee9ng ch\u1ec9 SSL\/TLS \u0111\u1ec3 t\u0103ng t\u1ed1c truy c\u1eadp qua giao th\u1ee9c HTTPS, k\u00edch ho\u1ea1t c\u00e1c t\u00f9y ch\u1ecdn t\u1ed1i \u01b0u h\u00f3a nh\u01b0 HTTP\/2\/3, v\u00e0 \u0111\u1ecbnh ngh\u0129a chi\u1ebfn l\u01b0\u1ee3c l\u1ea5y d\u1eef li\u1ec7u t\u1eeb m\u00e1y ch\u1ee7 ngu\u1ed3n (x\u00e1c \u0111\u1ecbnh c\u00e1ch c\u00e1c node edge l\u1ea5y n\u1ed9i dung t\u1eeb m\u00e1y ch\u1ee7 ngu\u1ed3n c\u1ee7a b\u1ea1n). N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n edge, b\u1ea1n c\u0169ng c\u1ea7n vi\u1ebft v\u00e0 tri\u1ec3n khai c\u00e1c ch\u1ee9c n\u0103ng (functions) ho\u1eb7c \u1ee9ng d\u1ee5ng (applications) ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n

B\u01b0\u1edbc th\u1ee9 t\u01b0 l\u00e0 ki\u1ec3m th\u1eed v\u00e0 tri\u1ec3n khai s\u1ea3n ph\u1ea9m tr\u00ean h\u1ec7 th\u1ed1ng ch\u00ednh th\u1ee9c. Tr\u01b0\u1edbc khi chuy\u1ec3n h\u1ebft l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp sang h\u1ec7 th\u1ed1ng m\u1edbi, nh\u1ea5t \u0111\u1ecbnh ph\u1ea3i ti\u1ebfn h\u00e0nh ki\u1ec3m th\u1eed to\u00e0n di\u1ec7n. Ki\u1ec3m tra xem n\u1ed9i dung c\u00f3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 ph\u00e2n ph\u1ed1i \u0111\u00fang c\u00e1ch hay kh\u00f4ng, c\u00e1c ch\u1ee9c n\u0103ng \u0111\u1ed9ng ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng nh\u01b0 mong \u0111\u1ee3i hay kh\u00f4ng, li\u1ec7u giao th\u1ee9c HTTPS c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh kh\u00f4ng, v\u00e0 xem t\u1ed1c \u0111\u1ed9 truy c\u1eadp c\u00f3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u1edf c\u00e1c khu v\u1ef1c kh\u00e1c nhau hay kh\u00f4ng. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ph\u00e1t h\u00e0nh s\u1ea3n ph\u1ea9m theo t\u1eebng giai \u0111o\u1ea1n (gray release) ho\u1eb7c chuy\u1ec3n \u0111\u1ed5i d\u1ea7n<\/p>\n\n\n\n

B\u01b0\u1edbc cu\u1ed1i c\u00f9ng l\u00e0 gi\u00e1m s\u00e1t v\u00e0 t\u1ed1i \u01b0u h\u00f3a li\u00ean t\u1ee5c. Sau khi s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c tri\u1ec3n khai, c\u1ea7n theo d\u00f5i li\u00ean t\u1ee5c c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u n\u0103ng, m\u1ee9c ti\u00eau th\u1ee5 l\u01b0u l\u01b0\u1ee3ng, t\u1ef7 l\u1ec7 l\u1ed7i v\u00e0 chi ph\u00ed. S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ghi nh\u1eadt k\u00fd v\u00e0 ph\u00e2n t\u00edch theo th\u1eddi gian th\u1ef1c do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 cung c\u1ea5p, \u0111\u1ec3 n\u1eafm r\u00f5 h\u00e0nh vi truy c\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, v\u00e0 d\u1ef1a tr\u00ean ph\u1ea3n h\u1ed3i t\u1eeb d\u1eef li\u1ec7u \u0111\u1ec3 li\u00ean t\u1ee5c \u0111i\u1ec1u ch\u1ec9nh chi\u1ebfn l\u01b0\u1ee3c l\u01b0u tr\u1eef \u0111\u1ec7m (cache), logic t\u00ednh to\u00e1n t\u1ea1i c\u00e1c \u0111i\u1ec3m g\u1ea7n ng\u01b0\u1eddi d\u00f9ng (edge computing) v\u00e0 c\u1ea5u h\u00ecnh t\u00e0i nguy\u00ean, nh\u1eb1m \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 c\u00e2n b\u1eb1ng t\u1ed1i<\/p>\n\n\n\n

T\u00f3m l\u1ea1i<\/h2>\n\n\n\n

Edge Acceleration t\u1eadn d\u1ee5ng s\u1ee9c m\u1ea1nh ph\u00e2n ph\u1ed1i n\u1ed9i dung c\u1ee7a CDN (Content Delivery Network) k\u1ebft h\u1ee3p v\u1edbi kh\u1ea3 n\u0103ng x\u1eed l\u00fd theo th\u1eddi gian th\u1ef1c c\u1ee7a c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n t\u1ea1i c\u00e1c \u0111i\u1ec3m g\u00f3c (edge computing) \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t h\u1ec7 th\u1ed1ng d\u1ecbch v\u1ee5 m\u1ea1ng m\u1edbi \u2013 ph\u00e2n t\u00e1n, hi\u1ec7u su\u1ea5t cao v\u00e0 c\u00f3 \u0111\u1ed9 tin c\u1eady cao. C\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u00e3 \u0111\u1ecbnh ngh\u0129a l\u1ea1i c\u00e1ch th\u1ee9c cung c\u1ea5p n\u1ed9i dung k\u1ef9 thu\u1eadt s\u1ed1, b\u1eb1ng c\u00e1ch \u0111\u01b0a c\u00e1c ngu\u1ed3n l\u1ef1c t\u00ednh to\u00e1n v\u00e0 l\u01b0u tr\u1eef g\u1ea7n h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, t\u1eeb \u0111\u00f3 gi\u1ea3i quy\u1ebft hi\u1ec7u qu\u1ea3 c\u00e1c v\u1ea5n \u0111\u1ec1 l\u00e2u nay nh\u01b0 \u0111\u1ed9 tr\u1ec5 m\u1ea1ng, h\u1ea1n ch\u1ebf b\u0103ng th\u00f4ng v\u00e0 s\u1ef1 y\u1ebfu k\u00e9m c\u1ee7a c\u00e1c ki\u1ebfn tr\u00fac t\u1eadp trung. T\u1eeb vi\u1ec7c n\u00e2ng cao t\u1ed1c \u0111\u1ed9 t\u1ea3i trang web \u0111\u1ebfn vi\u1ec7c h\u1ed7 tr\u1ee3 c\u00e1c \u1ee9ng d\u1ee5ng t\u01b0\u01a1ng t\u00e1c theo th\u1eddi gian th\u1ef1c, Edge Acceleration \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n c\u01a1 b\u1ea3n kh\u00f4ng th\u1ec3 thi\u1ebfu trong c\u00e1c \u1ee9ng d\u1ee5ng web v\u00e0 di \u0111\u1ed9ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 doanh nghi\u1ec7p, vi\u1ec7c \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c hi\u1ec7u n\u0103ng x\u1eed l\u00fd d\u1eef li\u1ec7u (edge acceleration) kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t b\u01b0\u1edbc n\u00e2ng c\u1ea5p v\u1ec1 m\u1eb7t c\u00f4ng ngh\u1ec7, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 chi\u1ebfn l\u01b0\u1ee3c nh\u1eb1m n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng trong t\u01b0\u01a1ng lai. B\u1eb1ng c\u00e1ch \u0111\u00e1nh gi\u00e1 nhu c\u1ea7u m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng, l\u1ef1a ch\u1ecdn c\u00e1c c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p, v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c quy tr\u00ecnh tri\u1ec3n khai khoa h\u1ecdc, m\u1ecdi d\u1ef1 \u00e1n, d\u00f9 c\u00f3 quy m\u00f4 l\u1edbn hay nh\u1ecf, \u0111\u1ec1u c\u00f3 th\u1ec3 h\u01b0\u1edfng l\u1ee3i t\u1eeb \u0111i\u1ec1u n\u00e0y. \u0110i\u1ec1u n\u00e0y gi\u00fap cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng nh\u1eefng d\u1ecbch v\u1ee5 s\u1ed1 nhanh h\u01a1n, \u1ed5n \u0111\u1ecbnh h\u01a1n v\u00e0 an to\u00e0n h\u01a1n, t\u1eeb \u0111\u00f3 t\u1ea1o ra l\u1ee3i<\/p>\n\n\n\n

FAQ \u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n

T\u0103ng t\u1ed1c bi\u00ean v\u00e0 CDN truy\u1ec1n th\u1ed1ng kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n

C\u00e1c m\u1ea1ng l\u01b0\u1edbi ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN) truy\u1ec1n th\u1ed1ng ch\u1ee7 y\u1ebfu t\u1eadp trung v\u00e0o vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 ph\u00e2n ph\u1ed1i n\u1ed9i dung t\u0129nh, v\u1edbi ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c n\u00fat trong m\u1ea1ng kh\u00e1 \u0111\u01a1n gi\u1ea3n, ch\u1ee7 y\u1ebfu l\u00e0 l\u01b0u tr\u1eef v\u00e0 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u.<\/p>\n\n\n\n

Trong khi \u0111\u00f3, c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i c\u00e1c \u0111i\u1ec3m cu\u1ed1i (edge acceleration) hi\u1ec7n \u0111\u1ea1i l\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 m\u1edf r\u1ed9ng c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng CDN (Content Delivery Network) truy\u1ec1n th\u1ed1ng. Kh\u00f4ng ch\u1ec9 l\u01b0u tr\u1eef n\u1ed9i dung tr\u00ean c\u00e1c node (n\u00fat truy\u1ec1n d\u1eef li\u1ec7u), c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f2n trang b\u1ecb cho c\u00e1c node kh\u1ea3 n\u0103ng x\u1eed l\u00fd d\u1eef li\u1ec7u. C\u00e1c node t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i \u0111i\u1ec3m cu\u1ed1i c\u00f3 th\u1ec3 th\u1ef1c thi m\u00e3 ngu\u1ed3n, x\u1eed l\u00fd c\u00e1c logic ph\u1ee9c t\u1ea1p, v\u00e0 tri\u1ec3n khai c\u00e1c ch\u1ee9c n\u0103ng nh\u01b0 t\u00f9y ch\u1ec9nh n\u1ed9i dung theo y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng, \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u1ed5ng k\u1ebft n\u1ed1i (API gateway), x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, x\u1eed l\u00fd d\u1eef li\u1ec7u theo th\u1eddi gian th\u1ef1c, v.v. C\u00f3 th\u1ec3 n\u00f3i r\u1eb1ng, c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i \u0111i\u1ec3m cu\u1ed1i ch\u00ednh l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa CDN v\u00e0 c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n t\u1ea1i \u0111i\u1ec3m cu\u1ed1i (edge computing), mang \u0111\u1ebfn m\u1ed9t<\/p>\n\n\n\n

Li\u1ec7u c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c trang web (edge acceleration) c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i trang web kh\u00f4ng?<\/h3>\n\n\n\n

T\u00ednh n\u0103ng t\u0103ng t\u1ed1c trang web (edge acceleration) mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch cho h\u1ea7u h\u1ebft c\u00e1c trang web, nh\u01b0ng m\u1ee9c \u0111\u1ed9 l\u1ee3i \u00edch c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y theo t\u1eebng trang web c\u1ee5 th\u1ec3. \u0110\u1ed1i v\u1edbi nh\u1eefng trang web c\u00f3 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng \u0111a d\u1ea1ng, nhi\u1ec1u t\u00e0i nguy\u00ean t\u0129nh, ho\u1eb7c nh\u1eefng trang web ch\u1ee9a n\u1ed9i dung \u0111\u00f2i h\u1ecfi t\u1ed1c \u0111\u1ed9 t\u1ea3i nhanh (nh\u01b0 tin t\u1ee9c, th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, truy\u1ec1n th\u00f4ng), c\u00e1c \u1ee9ng d\u1ee5ng SaaS v\u00e0 \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng, l\u1ee3i \u00edch t\u1eeb vi\u1ec7c s<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi nh\u1eefng trang web m\u00e0 nh\u00f3m ng\u01b0\u1eddi d\u00f9ng t\u1eadp trung ch\u1ee7 y\u1ebfu trong m\u1ed9t khu v\u1ef1c nh\u1ecf (ch\u1eb3ng h\u1ea1n m\u1ed9t th\u00e0nh ph\u1ed1 c\u1ee5 th\u1ec3) v\u00e0 m\u00e1y ch\u1ee7 ngu\u1ed3n n\u1eb1m ngay trong khu v\u1ef1c \u0111\u00f3, l\u1ee3i \u00edch t\u1eeb vi\u1ec7c s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c ngo\u1ea1i vi (edge acceleration) c\u00f3 th\u1ec3 kh\u00f4ng qu\u00e1 r\u00f5 r\u1ec7t. Ngo\u00e0i ra, \u0111\u1ed1i v\u1edbi nh\u1eefng \u1ee9ng d\u1ee5ng c\u00f3 y\u00eau c\u1ea7u v\u1ec1 tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh v\u1ec1 d\u1eef li\u1ec7u r\u1ea5t nghi\u00eam ng\u1eb7t, n\u01a1i m\u00e0 t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u ph\u1ea3i \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, c\u1ea7n ph\u1ea3i c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng v\u00e0 c\u1ea5u h\u00ecnh ch\u00ednh x\u00e1c v\u1ecb tr\u00ed l\u01b0u tr\u1eef b\u1ed9 \u0111\u1ec7m d\u1eef li\u1ec7u v\u00e0 c\u00e1c thao t\u00e1c x\u1eed l\u00fd t\u00ednh to\u00e1n khi \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c ngo\u1ea1i<\/p>\n\n\n\n

Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c truy c\u1eadp (edge acceleration) c\u00f3 l\u00e0m t\u0103ng nguy c\u01a1 b\u1ea3o m\u1eadt kh\u00f4ng?<\/h3>\n\n\n\n

Ng\u01b0\u1ee3c l\u1ea1i, vi\u1ec7c c\u1ea5u h\u00ecnh h\u1ee3p l\u00fd c\u00e1c d\u1ecbch v\u1ee5 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i c\u00e1c \u0111i\u1ec3m g\u1ea7n ng\u01b0\u1eddi d\u00f9ng (edge acceleration) th\u01b0\u1eddng gi\u00fap n\u00e2ng cao m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt cho c\u00e1c \u1ee9ng d\u1ee5ng. C\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 t\u0103ng t\u1ed1c n\u1ed9i dung h\u00e0ng \u0111\u1ea7u \u0111\u1ec1u t\u00edch h\u1ee3p nhi\u1ec1u c\u00f4ng ngh\u1ec7 b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd v\u00e0o c\u00e1c n\u00fat chuy\u1ec3n ti\u1ebfp (edge nodes) c\u1ee7a h\u1ecd, nh\u01b0 kh\u1ea3 n\u0103ng ph\u00f2ng ch\u1ed1ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDoS ph\u00e2n t\u00e1n, t\u01b0\u1eddng l\u1eeda d\u00e0nh cho \u1ee9ng d\u1ee5ng web, gi\u1ea3m b\u1edbt ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c bot \u0111\u1ed9c h\u1ea1i, v\u00e0 b\u1eaft bu\u1ed9c s\u1eed d\u1ee5ng giao th\u1ee9c m\u00e3 h\u00f3a HTTPS. C\u00e1c lu\u1ed3ng truy c\u1eadp \u0111\u1ed9c h\u1ea1i s\u1ebd b\u1ecb ph\u00e2n t\u00e1n v\u00e0 ch\u1eb7n ngay t\u1ea1i c\u00e1c n\u00fat chuy\u1ec3n ti\u1ebfp, khi\u1ebfn ch\u00fang kh\u00f3 c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7 ngu\u1ed3n (source server) c\u1ee7a b\u1ea1n, t\u1eeb \u0111\u00f3 b\u1ea3<\/p>\n\n\n\n

T\u1ea5t nhi\u00ean, an ninh l\u00e0 tr\u00e1ch nhi\u1ec7m chung c\u1ee7a t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi. Ng\u01b0\u1eddi d\u00f9ng c\u1ea7n \u0111\u1ea3m b\u1ea3o an to\u00e0n cho m\u00e1y ch\u1ee7 ngu\u1ed3n (source server) c\u1ee7a m\u00ecnh v\u00e0 c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1c ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt c\u1ee7a d\u1ecbch v\u1ee5 edge (nh\u01b0 ki\u1ec3m so\u00e1t truy c\u1eadp, x\u00e1c th\u1ef1c token, v.v.), \u0111\u1ec3 tr\u00e1nh t\u1ea1o ra nh\u1eefng \u0111i\u1ec3m r\u1ee7i ro m\u1edbi do c\u1ea5u h\u00ecnh kh\u00f4ng ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n

Li\u1ec7u chi ph\u00ed h\u1ecdc t\u1eadp v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n t\u1ea1i r\u00eca (edge computing) c\u00f3 cao kh\u00f4ng?<\/h3>\n\n\n\n

\u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e0 b\u1ea1n ch\u1ecdn v\u00e0 c\u00e1c t\u00ednh n\u0103ng c\u1ee5 th\u1ec3 m\u00e0 h\u1ecd \u0111ang cung c\u1ea5p. Hi\u1ec7n nay, h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y v\u00e0 c\u00f4ng ty CDN \u0111\u1ec1u cung c\u1ea5p m\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n t\u00ednh to\u00e1n bi\u00ean (edge computing) th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, h\u1ed7 tr\u1ee3 c\u00e1c ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh quen thu\u1ed9c nh\u01b0 JavaScript, Rust, Go, v.v., v\u00e0 s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh l\u1eadp tr\u00ecnh t\u01b0\u01a1ng t\u1ef1 nh\u01b0 Serverless Functions. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n front-end ho\u1eb7c nh\u00e0 ph\u00e1t tri\u1ec3n full-stack, qu\u00e1 tr\u00ecnh h\u1ecdc h\u1ecfi v\u00e0 b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng nh\u1eefng c\u00f4ng ngh\u1ec7 n\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n

Nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn (ch\u1eb3ng h\u1ea1n nh\u01b0 vi\u1ec7c \u0111\u1ed5i \u0111\u1ecba ch\u1ec9 URL, ch\u1ec9nh s\u1eeda ti\u00eau \u0111\u1ec1 y\u00eau c\u1ea7u (request headers), th\u1ef1c hi\u1ec7n c\u00e1c th\u1eed nghi\u1ec7m A\/B, ho\u1eb7c c\u00e1c thao t\u00e1c x\u00e1c th\u1ef1c \u0111\u01a1n gi\u1ea3n) \u0111\u1ec1u c\u00f3 s\u1eb5n c\u00e1c m\u1eabu ho\u1eb7c \u0111o\u1ea1n m\u00e3 v\u00ed d\u1ee5 \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng ngay. \u0110\u1ed1i v\u1edbi nh\u1eefng logic kinh doanh ph\u1ee9c t\u1ea1p h\u01a1n, vi\u1ec7c thi\u1ebft k\u1ebf, l\u1eadp tr\u00ecnh v\u00e0 ki\u1ec3m th\u1eed v\u1eabn c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 khi ph\u00e1t tri\u1ec3n c\u00e1c d\u1ecbch v\u1ee5 backend th\u00f4ng th\u01b0\u1eddng. Nh\u00ecn chung, ng\u01b0\u1ee1ng b\u01b0\u1edbc v\u00e0o l\u0129nh v\u1ef1c n\u00e0y \u0111ang ng\u00e0y c\u00e0ng th\u1ea5p, v\u00e0 h\u1ec7 sinh th\u00e1i li\u00ean quan c\u0169ng<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng v\u1ec1 c\u00f4ng ngh\u1ec7 t\u0103ng t\u1ed1c n\u1ed9i dung t\u1ea1i c\u00e1c \u0111i\u1ec3m cu\u1ed1i (edge acceleration), ch\u1ec9 ra r\u1eb1ng \u0111\u00e2y l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p s\u00e1ng t\u1ea1o gi\u1eefa CDN (Content Delivery Network) v\u00e0 c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n t\u1ea1i c\u00e1c \u0111i\u1ec3m cu\u1ed1i (edge computing). B\u1eb1ng c\u00e1ch \u0111\u01b0a n\u1ed9i dung v\u00e0 c\u00e1c qu\u00e1 tr\u00ecnh x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111\u1ebfn g\u1ea7n ng\u01b0\u1eddi d\u00f9ng h\u01a1n (t\u1ee9c l\u00e0 t\u1ea1i c\u00e1c \u0111i\u1ec3m cu\u1ed1i m\u1ea1ng), c\u00f4ng ngh\u1ec7 n\u00e0y t\u1ea1o ra nh\u1eefng \u0111\u01b0\u1eddng truy\u1ec1n ng\u1eafn h\u01a1n gi\u1eefa ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c m\u00e1y ch\u1ee7, t\u1eeb \u0111\u00f3 gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 tr\u1ec5 v\u00e0 c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 b\u0103ng th\u00f4ng. \u0110i\u1ec1u n\u00e0y gi\u00fap<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"knowledge_category":[278],"class_list":["post-12374559","knowledge_post","type-knowledge_post","status-publish","hentry","knowledge_category-cdn"],"acf":{"site_seo_keywords":"\u8fb9\u7f18\u52a0\u901f,CDN,\u8fb9\u7f18\u8ba1\u7b97,\u7f51\u7ad9\u6027\u80fd,\u7528\u6237\u4f53\u9a8c,\u5185\u5bb9\u5206\u53d1\u7f51\u7edc,\u5168\u5c40\u8d1f\u8f7d\u5747\u8861,\u52a8\u6001\u5185\u5bb9\u52a0\u901f"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12374559","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts"}],"about":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/types\/knowledge_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"version-history":[{"count":0,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12374559\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12374559"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12374559"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12374559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}