{"id":115331,"date":"2025-06-17T17:45:39","date_gmt":"2025-06-17T10:45:39","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=115331"},"modified":"2025-06-17T22:11:41","modified_gmt":"2025-06-17T15:11:41","slug":"may-chu-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/may-chu-la-gi\/","title":{"rendered":"M\u00e1y ch\u1ee7 l\u00e0 g\u00ec? T\u1ea1i sao n\u00f3i server l\u00e0 “x\u01b0\u01a1ng s\u1ed1ng” c\u1ee7a ng\u00e0nh c\u00f4ng ngh\u1ec7"},"content":{"rendered":"\n

Ph\u1ea7n l\u1edbn \u201cd\u00e2n ngo\u1ea1i bang\u201d \u0111\u1ec1u kh\u00f4ng hi\u1ec3u r\u00f5 m\u00e1y ch\u1ee7 (server) l\u00e0 g\u00ec c\u0169ng nh\u01b0 t\u1ea7m quan tr\u1ecdng th\u1eadt s\u1ef1 c\u1ee7a server. Trong b\u00e0i vi\u1ebft d\u01b0\u1edbi d\u01b0\u1edbi \u0111\u00e2y, Tino s\u1ebd gi\u00fap b\u1ea1n t\u00ecm hi\u1ec3u chi ti\u1ebft v\u1ec1 nh\u1eefng “c\u1ed7 m\u00e1y” c\u00f3 c\u00f4ng su\u1ea5t cao n\u00e0y!<\/strong><\/p>\n\n\n\n

T\u00ecm hi\u1ec3u t\u1ed5ng quan v\u1ec1 m\u00e1y ch\u1ee7 (server)<\/h2>\n\n\n\n

M\u00e1y ch\u1ee7 l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n

Server (t\u1ea1m d\u1ecbch: m\u00e1y ch\u1ee7<\/em>) l\u00e0 nh\u1eefng \u201cc\u1ed7 m\u00e1y\u201d c\u00f3 c\u00f4ng su\u1ea5t cao bao g\u1ed3m ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m, \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef, x\u1eed l\u00fd, qu\u1ea3n l\u00fd d\u1eef li\u1ec7u m\u1ea1ng, thi\u1ebft b\u1ecb v\u00e0 h\u1ec7 th\u1ed1ng. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u1ee7a m\u00e1y t\u00ednh. Ngo\u00e0i ra, tr\u00ean server c\u00f2n \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t th\u00eam c\u00e1c ph\u1ea7n m\u1ec1m ho\u1eb7c m\u1ed9t m\u00e1y t\u00ednh chuy\u00ean d\u1ee5ng.<\/p>\n\n\n

\n
\"M\u00e1y
M\u00e1y ch\u1ee7 (server) l\u00e0 g\u00ec?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

\n B\u00ean c\u1ea1nh \u0111\u00f3, server c\u00f2n \u0111\u1ea1i di\u1ec7n cho nhi\u1ec1u m\u00e1y t\u00ednh k\u1ebft n\u1ed1i m\u1ea1ng, c\u00f3 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef nh\u1eb1m ph\u1ee5c v\u1ee5, cung c\u1ea5p d\u1ecbch v\u1ee5 v\u00e0 t\u00e0i nguy\u00ean cho c\u00e1c m\u00e1y t\u00ednh truy c\u1eadp kh\u00e1c nhau.\n<\/p>\n\n\n\n

So v\u1edbi m\u00e1y t\u00ednh th\u00f4ng th\u01b0\u1eddng, server s\u1edf h\u1eefu nhi\u1ec1u t\u00ednh n\u0103ng v\u01b0\u1ee3t tr\u1ed9i, c\u00f3 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u cao h\u01a1n. Nhi\u1ec7m v\u1ee5 c\u1ed1t l\u00f5i c\u1ee7a server l\u00e0 cung c\u1ea5p t\u00e0i nguy\u00ean v\u00e0 l\u01b0u tr\u1eef th\u00f4ng tin ph\u1ee5c v\u1ee5 cho Client (m\u00e1y c\u1ee7a ng\u01b0\u1eddi d\u00f9ng) tr\u00ean c\u00f9ng m\u1ea1ng l\u01b0\u1edbi Internet (client – server). Tr\u00ean th\u1ef1c t\u1ebf, n\u1ebfu mu\u1ed1n v\u1eadn h\u00e0nh, b\u1ea5t k\u1ef3 d\u1ecbch v\u1ee5 n\u00e0o tr\u00ean Internet c\u0169ng ph\u1ea3i th\u00f4ng qua server nh\u01b0 \u1ee9ng d\u1ee5ng, webmail<\/a>, website,…<\/p>\n\n\n\n

\n

Tham kh\u1ea3o b\u1ea3ng gi\u00e1 server<\/a> c\u1ee7a Tino <\/strong><\/em><\/p>\n<\/blockquote>\n\n\n\n

T\u1ea1i sao n\u00f3i server l\u00e0 “x\u01b0\u01a1ng s\u1ed1ng” c\u1ee7a ng\u00e0nh c\u00f4ng ngh\u1ec7?<\/strong><\/h3>\n\n\n\n

\n Server c\u00f3 th\u1ec3 l\u00e0m b\u1ea5t k\u1ef3 \u0111i\u1ec1u g\u00ec m\u00e0 m\u00e1y t\u00ednh \u0111\u1ec3 b\u00e0n c\u00f3 th\u1ec3 l\u00e0m v\u00e0 h\u01a1n th\u1ebf n\u1eefa. V\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a m\u00e1y ch\u1ee7, d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef, x\u1eed l\u00fd v\u00e0 chuy\u1ec3n \u0111\u1ebfn c\u00e1c m\u00e1y tr\u1ea1m li\u00ean t\u1ee5c cho ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c m\u1ed9t t\u1ed5 ch\u1ee9c n\u00e0o \u0111\u00f3. Quy tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua m\u1ea1ng LAN ho\u1eb7c Internet. V\u1ec1 b\u1ea3n ch\u1ea5t, server v\u1ed1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 duy tr\u00ec th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng v\u00e0 ch\u1ec9 t\u1ea1m d\u1eebng n\u1ebfu c\u00f3 s\u1ef1 c\u1ed1 ho\u1eb7c c\u1ea7n b\u1ea3o tr\u00ec.\n<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1 nh\u00e2n ho\u1eb7c doanh nghi\u1ec7p nh\u1ecf, server s\u1ebd \u0111\u1ea3m nhi\u1ec7m ch\u1ee9c n\u0103ng l\u01b0u tr\u1eef v\u00e0 v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng server v\u1ec1 d\u1eef li\u1ec7u. Ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec3 l\u00e0m website, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n ph\u1ea3i thu\u00ea m\u1ed9t hosting server<\/a> ho\u1eb7c khi kinh doanh qu\u00e1n net, ng\u01b0\u1eddi ta c\u0169ng c\u1ea7n s\u1eed d\u1ee5ng server. M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a vi\u1ec7c n\u00e0y l\u00e0 \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi c\u00e1c m\u00e1y tr\u1ea1m kh\u00e1c. <\/p>\n\n\n\n

Trong khi \u0111\u00f3, c\u00e1c doanh nghi\u1ec7p l\u1edbn c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng server nh\u01b0 m\u1ed9t \u201cnh\u00e0 kho\u201d l\u01b0u tr\u1eef th\u00f4ng tin, qu\u1ea3n l\u00fd v\u00e0 v\u1eadn h\u00e0nh ph\u1ea7n m\u1ec1m. Thay v\u00ec ph\u1ea3i \u0111\u1ea7u t\u01b0 qu\u00e1 nhi\u1ec1u v\u00e0o nh\u1eefng m\u00e1y tr\u1ea1m c\u00e1 nh\u00e2n, doanh nghi\u1ec7p ch\u1ec9 c\u1ea7n t\u1ed1i \u01b0u ph\u1ea7n c\u1ee9ng v\u1edbi h\u1ec7 th\u1ed1ng server. <\/p>\n\n\n

\n
\"Server
Server quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/a>Nguy\u00ean l\u00fd v\u1eadn h\u00e0nh c\u1ee7a server<\/strong><\/h3>\n\n\n\n

V\u1ec1 b\u1ea3n ch\u1ea5t, h\u1ec7 th\u1ed1ng server th\u01b0\u1eddng s\u1ebd v\u1eadn h\u00e0nh d\u1ef1a tr\u00ean m\u00f4 h\u00ecnh client – server. M\u00f4 h\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua c\u01a1 ch\u1ebf g\u1eedi y\u00eau c\u1ea7u v\u00e0 ph\u1ea3n h\u1ed3i (request <\/strong>– response<\/strong><\/a>). Hi\u1ec3u \u0111\u01a1n gi\u1ea3n, khi kh\u00e1ch h\u00e0ng \u0111\u01b0a ra m\u1ed9t y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 v\u1edbi server, h\u1ecd s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng. Quy tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n d\u1ef1a tr\u00ean m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t b\u00ean trong server.<\/p>\n\n\n\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc c\u01a1 b\u1ea3n trong nguy\u00ean l\u00fd v\u1eadn h\u00e0nh c\u1ee7a server:<\/strong><\/p>\n\n\n\n

    \n
  1. Kh\u00e1ch h\u00e0ng g\u1eedi y\u00eau c\u1ea7u:<\/strong> Khi ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng m\u1ed9t d\u1ecbch v\u1ee5 n\u00e0o \u0111\u00f3 tr\u00ean m\u1ea1ng, h\u1ecd s\u1ebd g\u1eedi m\u1ed9t y\u00eau c\u1ea7u \u0111\u1ebfn server. Y\u00eau c\u1ea7u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1eedi th\u00f4ng qua tr\u00ecnh duy\u1ec7t web, \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng ho\u1eb7c ph\u1ea7n m\u1ec1m kh\u00e1c.<\/li>\n\n\n\n
  2. Server nh\u1eadn y\u00eau c\u1ea7u:<\/strong> Server s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u t\u1eeb kh\u00e1ch h\u00e0ng v\u00e0 b\u1eaft \u0111\u1ea7u x\u1eed l\u00fd n\u00f3. Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd c\u00f3 th\u1ec3 bao g\u1ed3m vi\u1ec7c t\u00ecm ki\u1ebfm d\u1eef li\u1ec7u, th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh ho\u1eb7c t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c.<\/li>\n\n\n\n
  3. Server tr\u1ea3 l\u1eddi y\u00eau c\u1ea7u:<\/strong> Sau khi x\u1eed l\u00fd y\u00eau c\u1ea7u, server s\u1ebd g\u1eedi tr\u1ea3 l\u1eddi cho kh\u00e1ch h\u00e0ng. Tr\u1ea3 l\u1eddi n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u, th\u00f4ng b\u00e1o l\u1ed7i ho\u1eb7c th\u00f4ng tin kh\u00e1c.<\/li>\n\n\n\n
  4. Kh\u00e1ch h\u00e0ng nh\u1eadn tr\u1ea3 l\u1eddi:<\/strong> Kh\u00e1ch h\u00e0ng s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c tr\u1ea3 l\u1eddi t\u1eeb server v\u00e0 hi\u1ec3n th\u1ecb ho\u1eb7c s\u1eed d\u1ee5ng th\u00f4ng tin theo y\u00eau c\u1ea7u.<\/li>\n<\/ol>\n\n\n
    \n
    \"Nguy\u00ean
    Nguy\u00ean l\u00fd v\u1eadn h\u00e0nh c\u1ee7a server<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

    Server \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n

    Hi\u1ec7n t\u1ea1i, server \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean 3 y\u1ebfu t\u1ed1 ch\u00ednh bao g\u1ed3m: <\/p>\n\n\n\n