{"id":476438,"date":"2023-08-09T07:29:55","date_gmt":"2023-08-09T07:29:55","guid":{"rendered":""},"modified":"2023-09-05T11:12:44","modified_gmt":"2023-09-05T11:12:44","slug":"cookie","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/cookie\/","title":{"rendered":"B\u00e1nh quy"},"content":{"rendered":"<p>Cookie, trong b\u1ed1i c\u1ea3nh c\u00f4ng ngh\u1ec7 web, \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t ph\u1ea7n d\u1eef li\u1ec7u nh\u1ecf \u0111\u01b0\u1ee3c tr\u00ecnh duy\u1ec7t web c\u1ee7a h\u1ecd l\u01b0u tr\u1eef tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng khi h\u1ecd truy c\u1eadp m\u1ed9t trang web. Cookie ph\u1ee5c v\u1ee5 nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 ghi nh\u1edb t\u00f9y ch\u1ecdn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, duy tr\u00ec th\u00f4ng tin phi\u00ean v\u00e0 theo d\u00f5i h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi d\u00f9ng nh\u1eb1m m\u1ee5c \u0111\u00edch ph\u00e2n t\u00edch. Ch\u00fang \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng, cung c\u1ea5p n\u1ed9i dung \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a v\u00e0 cho ph\u00e9p c\u00e1c trang web ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a Cookie v\u00e0 nh\u1eefng l\u1ea7n \u0111\u1ea7u ti\u00ean nh\u1eafc \u0111\u1ebfn n\u00f3<\/h2>\n<p>Kh\u00e1i ni\u1ec7m cookie b\u1eaft ngu\u1ed3n t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a World Wide Web. Lou Montulli, m\u1ed9t k\u1ef9 s\u01b0 t\u1ea1i Netscape Communications, \u0111\u01b0\u1ee3c ghi nh\u1eadn l\u00e0 ng\u01b0\u1eddi \u0111\u00e3 ph\u00e1t minh ra cookie v\u00e0o n\u0103m 1994. \u0110\u1ed9ng l\u1ef1c \u0111\u1eb1ng sau s\u1ef1 s\u00e1ng t\u1ea1o c\u1ee7a ch\u00fang l\u00e0 nh\u1eb1m gi\u1ea3i quy\u1ebft nhu c\u1ea7u duy tr\u00ec phi\u00ean c\u00f3 tr\u1ea1ng th\u00e1i trong giao th\u1ee9c HTTP kh\u00f4ng tr\u1ea1ng th\u00e1i. L\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u1ec1 c\u1eadp \u0111\u1ebfn cookie xu\u1ea5t hi\u1ec7n trong \u0111\u1eb7c t\u1ea3 ban \u0111\u1ea7u v\u1ec1 Qu\u1ea3n l\u00fd tr\u1ea1ng th\u00e1i HTTP trong \u0111\u1ec1 xu\u1ea5t d\u1ef1 th\u1ea3o c\u1ee7a Netscape.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 Cookie. M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1 Cookie.<\/h2>\n<p>Cookie bao g\u1ed3m c\u00e1c t\u1ec7p v\u0103n b\u1ea3n nh\u1ecf, th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a \u1edf d\u1ea1ng v\u0103n b\u1ea3n thu\u1ea7n t\u00fay ho\u1eb7c \u0111\u00f4i khi \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a, \u0111\u01b0\u1ee3c trao \u0111\u1ed5i gi\u1eefa m\u00e1y ch\u1ee7 web v\u00e0 tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp m\u1ed9t trang web, m\u00e1y ch\u1ee7 s\u1ebd g\u1eedi m\u1ed9t b\u1ed9 cookie t\u1edbi tr\u00ecnh duy\u1ec7t \u0111\u1ec3 l\u01b0u tr\u1eef ch\u00fang c\u1ee5c b\u1ed9 tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Trong nh\u1eefng l\u1ea7n truy c\u1eadp ti\u1ebfp theo v\u00e0o c\u00f9ng m\u1ed9t trang web, tr\u00ecnh duy\u1ec7t s\u1ebd g\u1eedi cookie tr\u1edf l\u1ea1i m\u00e1y ch\u1ee7, cho ph\u00e9p n\u00f3 nh\u1eadn ra ng\u01b0\u1eddi d\u00f9ng v\u00e0 ghi nh\u1edb th\u00f4ng tin c\u1ee5 th\u1ec3 v\u1ec1 h\u1ecd.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a Cookie. C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Cookie.<\/h2>\n<p>Cookie bao g\u1ed3m c\u00e1c c\u1eb7p kh\u00f3a-gi\u00e1 tr\u1ecb \u0111\u1ea1i di\u1ec7n cho d\u1eef li\u1ec7u v\u00e0 thu\u1ed9c t\u00ednh \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi ch\u00fang. C\u1ea5u tr\u00fac c\u01a1 b\u1ea3n c\u1ee7a cookie bao g\u1ed3m:<\/p>\n<ul>\n<li>T\u00ean: M\u00e3 \u0111\u1ecbnh danh duy nh\u1ea5t cho cookie.<\/li>\n<li>Gi\u00e1 tr\u1ecb: Th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong cookie.<\/li>\n<li>T\u00ean mi\u1ec1n: T\u00ean mi\u1ec1n c\u1ee7a trang web \u0111\u1eb7t cookie.<\/li>\n<li>\u0110\u01b0\u1eddng d\u1eabn: \u0110\u01b0\u1eddng d\u1eabn URL m\u00e0 cookie h\u1ee3p l\u1ec7.<\/li>\n<li>H\u1ebft h\u1ea1n: Ng\u00e0y v\u00e0 gi\u1edd cookie h\u1ebft h\u1ea1n v\u00e0 t\u1ef1 \u0111\u1ed9ng b\u1ecb x\u00f3a kh\u1ecfi tr\u00ecnh duy\u1ec7t.<\/li>\n<li>B\u1ea3o m\u1eadt: C\u1edd cho bi\u1ebft cookie ch\u1ec9 \u0111\u01b0\u1ee3c truy\u1ec1n qua HTTPS hay kh\u00f4ng.<\/li>\n<li>HttpOnly: C\u1edd ng\u0103n JavaScript truy c\u1eadp cookie, t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt tr\u01b0\u1edbc m\u1ed9t s\u1ed1 cu\u1ed9c t\u1ea5n c\u00f4ng nh\u1ea5t \u0111\u1ecbnh.<\/li>\n<\/ul>\n<p>Khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp m\u1ed9t trang web, m\u00e1y ch\u1ee7 web s\u1ebd bao g\u1ed3m ti\u00eau \u0111\u1ec1 Set-Cookie trong ph\u1ea3n h\u1ed3i HTTP, ti\u00eau \u0111\u1ec1 n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn tr\u00ecnh duy\u1ec7t t\u1ea1o ho\u1eb7c c\u1eadp nh\u1eadt cookie tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Sau \u0111\u00f3, tr\u00ecnh duy\u1ec7t s\u1ebd g\u1eedi cookie tr\u1edf l\u1ea1i m\u00e1y ch\u1ee7 v\u1edbi c\u00e1c y\u00eau c\u1ea7u ti\u1ebfp theo th\u00f4ng qua ti\u00eau \u0111\u1ec1 Cookie, cho ph\u00e9p m\u00e1y ch\u1ee7 nh\u1eadn d\u1ea1ng ng\u01b0\u1eddi d\u00f9ng v\u00e0 duy tr\u00ec tr\u1ea1ng th\u00e1i phi\u00ean.<\/p>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a Cookie<\/h2>\n<p>Cookie cung c\u1ea5p m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ch\u00ednh g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i ch\u00fang trong ph\u00e1t tri\u1ec3n web:<\/p>\n<ol>\n<li>\n<p><strong>Qu\u1ea3n l\u00fd phi\u00ean<\/strong>: Cookie th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd phi\u00ean c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, cho ph\u00e9p c\u00e1c trang web duy tr\u00ec tr\u1ea1ng th\u00e1i \u0111\u0103ng nh\u1eadp v\u00e0 theo d\u00f5i ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng trong su\u1ed1t l\u01b0\u1ee3t truy c\u1eadp c\u1ee7a h\u1ecd.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00e1 nh\u00e2n h\u00f3a<\/strong>: C\u00e1c trang web s\u1eed d\u1ee5ng cookie \u0111\u1ec3 ghi nh\u1edb c\u00e1c t\u00f9y ch\u1ecdn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e0i \u0111\u1eb7t ng\u00f4n ng\u1eef, l\u1ef1a ch\u1ecdn ch\u1ee7 \u0111\u1ec1 v\u00e0 n\u1ed9i dung gi\u1ecf h\u00e0ng, mang l\u1ea1i tr\u1ea3i nghi\u1ec7m duy\u1ec7t web \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a.<\/p>\n<\/li>\n<li>\n<p><strong>Theo d\u00f5i v\u00e0 ph\u00e2n t\u00edch<\/strong>: Cookie l\u00e0 c\u00f4ng c\u1ee5 thu th\u1eadp d\u1eef li\u1ec7u h\u00e0nh vi ng\u01b0\u1eddi d\u00f9ng, gi\u00fap ch\u1ee7 s\u1edf h\u1eefu trang web ph\u00e2n t\u00edch m\u00f4 h\u00ecnh l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp, hi\u1ec3u t\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t \u0111\u1ec3 c\u1ea3i thi\u1ec7n.<\/p>\n<\/li>\n<li>\n<p><strong>Nh\u1eafm m\u1ee5c ti\u00eau qu\u1ea3ng c\u00e1o<\/strong>: Cookie c\u1ee7a b\u00ean th\u1ee9 ba, th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c m\u1ea1ng qu\u1ea3ng c\u00e1o s\u1eed d\u1ee5ng, theo d\u00f5i ng\u01b0\u1eddi d\u00f9ng tr\u00ean c\u00e1c trang web kh\u00e1c nhau \u0111\u1ec3 ph\u00e2n ph\u1ed1i qu\u1ea3ng c\u00e1o \u0111\u01b0\u1ee3c nh\u1eafm m\u1ee5c ti\u00eau d\u1ef1a tr\u00ean s\u1edf th\u00edch v\u00e0 l\u1ecbch s\u1eed duy\u1ec7t web c\u1ee7a h\u1ecd.<\/p>\n<\/li>\n<li>\n<p><strong>Giao ti\u1ebfp c\u00f3 tr\u1ea1ng th\u00e1i<\/strong>: B\u1eb1ng c\u00e1ch cho ph\u00e9p giao ti\u1ebfp c\u00f3 tr\u1ea1ng th\u00e1i trong giao th\u1ee9c kh\u00f4ng tr\u1ea1ng th\u00e1i nh\u01b0 HTTP, cookie t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c trao \u0111\u1ed5i th\u00f4ng tin gi\u1eefa m\u00e1y ch\u1ee7 web v\u00e0 m\u00e1y kh\u00e1ch, \u0111\u1ea3m b\u1ea3o tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng li\u1ec1n m\u1ea1ch.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c lo\u1ea1i cookie<\/h2>\n<p>Cookie c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh nhi\u1ec1u lo\u1ea1i d\u1ef1a tr\u00ean tu\u1ed5i th\u1ecd, ngu\u1ed3n g\u1ed1c v\u00e0 m\u1ee5c \u0111\u00edch c\u1ee7a ch\u00fang. C\u00e1c lo\u1ea1i cookie ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Cookie phi\u00ean<\/td>\n<td>Cookie t\u1ea1m th\u1eddi h\u1ebft h\u1ea1n khi ng\u01b0\u1eddi d\u00f9ng \u0111\u00f3ng tr\u00ecnh duy\u1ec7t.<\/td>\n<\/tr>\n<tr>\n<td>Cookie li\u00ean t\u1ee5c<\/td>\n<td>Cookie c\u00f3 ng\u00e0y h\u1ebft h\u1ea1n \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng cho \u0111\u1ebfn khi h\u1ebft h\u1ea1n.<\/td>\n<\/tr>\n<tr>\n<td>Cookie c\u1ee7a b\u00ean th\u1ee9 nh\u1ea5t<\/td>\n<td>\u0110\u01b0\u1ee3c \u0111\u1eb7t b\u1edfi trang web m\u00e0 ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n \u0111ang truy c\u1eadp.<\/td>\n<\/tr>\n<tr>\n<td>Cookie c\u1ee7a b\u00ean th\u1ee9 ba<\/td>\n<td>\u0110\u01b0\u1ee3c \u0111\u1eb7t theo c\u00e1c mi\u1ec1n kh\u00e1c v\u1edbi mi\u1ec1n m\u00e0 ng\u01b0\u1eddi d\u00f9ng \u0111ang truy c\u1eadp, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3ng c\u00e1o v\u00e0 theo d\u00f5i.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng Cookie, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng<\/h2>\n<h3>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng Cookie:<\/h3>\n<ol>\n<li>\n<p><strong>X\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng<\/strong>: Cookie \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c duy tr\u00ec x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp c\u00e1c khu v\u1ef1c an to\u00e0n c\u1ee7a trang web m\u00e0 kh\u00f4ng c\u1ea7n nh\u1eadp l\u1ea1i th\u00f4ng tin \u0111\u0103ng nh\u1eadp tr\u00ean m\u1ed7i trang.<\/p>\n<\/li>\n<li>\n<p><strong>Gi\u1ecf h\u00e0ng<\/strong>: C\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed s\u1eed d\u1ee5ng cookie \u0111\u1ec3 gi\u1eef l\u1ea1i n\u1ed9i dung gi\u1ecf h\u00e0ng, \u0111\u1ea3m b\u1ea3o ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c mua s\u1eafm t\u1eeb n\u01a1i h\u1ecd \u0111\u00e3 d\u1eebng l\u1ea1i.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00e1 nh\u00e2n h\u00f3a<\/strong>: Cookie gi\u00fap cung c\u1ea5p n\u1ed9i dung \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec1 xu\u1ea5t s\u1ea3n ph\u1ea9m v\u00e0 th\u00f4ng tin \u0111\u01b0\u1ee3c b\u1ea3n \u0111\u1ecba h\u00f3a, d\u1ef1a tr\u00ean t\u00f9y ch\u1ecdn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<\/li>\n<li>\n<p><strong>ph\u00e2n t\u00edch<\/strong>: C\u00e1c trang web s\u1eed d\u1ee5ng cookie \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u ph\u00e2n t\u00edch, gi\u00fap hi\u1ec3u h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t trang web.<\/p>\n<\/li>\n<\/ol>\n<h3>V\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p:<\/h3>\n<ol>\n<li>\n<p><strong>M\u1ed1i quan t\u00e2m v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0<\/strong>: Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 lo ng\u1ea1i v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 tr\u1ef1c tuy\u1ebfn c\u1ee7a h\u1ecd do cookie theo d\u00f5i ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ecd. C\u00e1c trang web ph\u1ea3i cung c\u1ea5p ch\u00ednh s\u00e1ch cookie r\u00f5 r\u00e0ng v\u00e0 minh b\u1ea1ch, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng qu\u1ea3n l\u00fd t\u00f9y ch\u1ecdn cookie c\u1ee7a h\u1ecd.<\/p>\n<\/li>\n<li>\n<p><strong>R\u1ee7i ro b\u1ea3o m\u1eadt<\/strong>: Cookie c\u00f3 th\u1ec3 d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng nh\u01b0 t\u1eadp l\u1ec7nh ch\u00e9o trang (XSS) v\u00e0 gi\u1ea3 m\u1ea1o y\u00eau c\u1ea7u ch\u00e9o trang (CSRF). Vi\u1ec7c tri\u1ec3n khai c\u00e1c ph\u01b0\u01a1ng ph\u00e1p m\u00e3 h\u00f3a an to\u00e0n v\u00e0 s\u1eed d\u1ee5ng c\u1edd HttpOnly v\u00e0 Secure c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u nh\u1eefng r\u1ee7i ro nh\u01b0 v\u1eady.<\/p>\n<\/li>\n<li>\n<p><strong>H\u1ea1n ch\u1ebf c\u1ee7a tr\u00ecnh duy\u1ec7t<\/strong>: M\u1ed9t s\u1ed1 tr\u00ecnh duy\u1ec7t c\u00f3 gi\u1edbi h\u1ea1n v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng cookie c\u00f3 th\u1ec3 l\u01b0u tr\u1eef tr\u00ean m\u1ed7i t\u00ean mi\u1ec1n. C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea3i l\u01b0u \u00fd \u0111\u1ebfn \u0111i\u1ec1u n\u00e0y \u0111\u1ec3 tr\u00e1nh c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>B\u00e1nh quy<\/th>\n<th>L\u01b0u tr\u1eef web<\/th>\n<th>L\u01b0u tr\u1eef phi\u00ean<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Khu v\u1ef1c l\u01b0u tr\u1eef<\/td>\n<td>\u0110\u01b0\u1ee3c l\u01b0u tr\u1eef d\u01b0\u1edbi d\u1ea1ng t\u1ec7p v\u0103n b\u1ea3n tr\u00ean thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/td>\n<td>\u0110\u01b0\u1ee3c l\u01b0u tr\u1eef theo c\u1eb7p kh\u00f3a-gi\u00e1 tr\u1ecb trong tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/td>\n<td>\u0110\u01b0\u1ee3c l\u01b0u tr\u1eef theo c\u1eb7p kh\u00f3a-gi\u00e1 tr\u1ecb trong tab c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/td>\n<\/tr>\n<tr>\n<td>Ki\u1ec3m so\u00e1t th\u1eddi gian h\u1ebft h\u1ea1n<\/td>\n<td>C\u00f3 th\u1ec3 \u0111\u1eb7t ng\u00e0y v\u00e0 gi\u1edd h\u1ebft h\u1ea1n c\u1ee5 th\u1ec3<\/td>\n<td>V\u1eabn t\u1ed3n t\u1ea1i cho \u0111\u1ebfn khi b\u1ecb x\u00f3a r\u00f5 r\u00e0ng ho\u1eb7c b\u1ecb x\u00f3a th\u1ee7 c\u00f4ng<\/td>\n<td>Ch\u1ec9 t\u1ed3n t\u1ea1i trong su\u1ed1t th\u1eddi gian c\u1ee7a m\u1ed9t phi\u00ean trang<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef<\/td>\n<td>Gi\u1edbi h\u1ea1n \u1edf v\u00e0i kilobyte<\/td>\n<td>Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn h\u01a1n (th\u01b0\u1eddng l\u00ean t\u1edbi 5-10 MB)<\/td>\n<td>T\u01b0\u01a1ng t\u1ef1 v\u1edbi Web Storage<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng truy c\u1eadp tr\u00ean c\u00e1c trang<\/td>\n<td>\u0110\u01b0\u1ee3c g\u1eedi c\u00f9ng v\u1edbi m\u1ecdi y\u00eau c\u1ea7u HTTP<\/td>\n<td>Ch\u1ec9 c\u00f3 th\u1ec3 truy c\u1eadp trong c\u00f9ng m\u1ed9t tab tr\u00ecnh duy\u1ec7t<\/td>\n<td>Ch\u1ec9 c\u00f3 th\u1ec3 truy c\u1eadp trong c\u00f9ng m\u1ed9t phi\u00ean trang<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn Cookie<\/h2>\n<p>T\u01b0\u01a1ng lai c\u1ee7a cookie c\u00f3 th\u1ec3 s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh b\u1edfi c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i v\u00e0 vi\u1ec7c thay \u0111\u1ed5i c\u00e1c quy \u0111\u1ecbnh v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 xu h\u01b0\u1edbng ch\u00ednh:<\/p>\n<ol>\n<li>\n<p><strong>C\u1ea3i ti\u1ebfn quy\u1ec1n ri\u00eang t\u01b0<\/strong>: C\u00e1c quy \u0111\u1ecbnh v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 ch\u1eb7t ch\u1ebd h\u01a1n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn y\u00eau c\u1ea7u v\u1ec1 s\u1ef1 \u0111\u1ed3ng \u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng t\u0103ng l\u00ean v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec1u h\u01a1n vi\u1ec7c s\u1eed d\u1ee5ng cookie. C\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 thu\u1ed9c t\u00ednh SameSite v\u00e0 t\u00ednh n\u0103ng b\u1ea3o m\u1eadt c\u1ee7a tr\u00ecnh duy\u1ec7t c\u00f3 th\u1ec3 tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00f4ng ngh\u1ec7 thay th\u1ebf<\/strong>: C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n web c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p thay th\u1ebf, nh\u01b0 qu\u1ea3n l\u00fd phi\u00ean ph\u00eda m\u00e1y ch\u1ee7 v\u00e0 x\u00e1c th\u1ef1c d\u1ef1a tr\u00ean m\u00e3 th\u00f4ng b\u00e1o, \u0111\u1ec3 gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o cookie truy\u1ec1n th\u1ed1ng.<\/p>\n<\/li>\n<li>\n<p><strong>Theo d\u00f5i kh\u00f4ng c\u1ea7n cookie<\/strong>: V\u1edbi nh\u1eefng lo ng\u1ea1i v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 ng\u00e0y c\u00e0ng t\u0103ng, c\u00f3 th\u1ec3 c\u00f3 s\u1ef1 thay \u0111\u1ed5i h\u01b0\u1edbng t\u1edbi c\u00e1c c\u01a1 ch\u1ebf theo d\u00f5i kh\u00f4ng d\u00f9ng cookie, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u1ea5y d\u1ea5u v\u00e2n tay c\u1ee7a tr\u00ecnh duy\u1ec7t v\u00e0 ph\u00e2n t\u00edch t\u00e1c nh\u00e2n ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi Cookie<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c qu\u1ea3n l\u00fd cookie v\u00e0 t\u0103ng c\u01b0\u1eddng quy\u1ec1n ri\u00eang t\u01b0. \u0110\u00e2y l\u00e0 c\u00e1ch ch\u00fang \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi cookie:<\/p>\n<ol>\n<li>\n<p><strong>Thao t\u00e1c cookie<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ch\u1eb7n v\u00e0 s\u1eeda \u0111\u1ed5i cookie, cung c\u1ea5p c\u00e1c t\u00f9y ch\u1ecdn ch\u1eb7n ho\u1eb7c s\u1eeda \u0111\u1ed5i cookie theo d\u00f5i \u0111\u1ec3 n\u00e2ng cao quy\u1ec1n ri\u00eang t\u01b0.<\/p>\n<\/li>\n<li>\n<p><strong>Cookie d\u1ef1a tr\u00ean v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd<\/strong>: Proxy c\u00f3 kh\u1ea3 n\u0103ng \u0111\u1ecbnh v\u1ecb \u0111\u1ecba l\u00fd c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb cookie theo v\u1ecb tr\u00ed c\u1ee5 th\u1ec3 cho m\u00e1y ch\u1ee7, cho ph\u00e9p truy c\u1eadp v\u00e0o n\u1ed9i dung theo v\u00f9ng c\u1ee5 th\u1ec3.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00e2n b\u1eb1ng t\u1ea3i<\/strong>: Proxy c\u00f3 th\u1ec3 ph\u00e2n ph\u1ed1i y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7 trong khi v\u1eabn duy tr\u00ec cookie phi\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng li\u1ec1n m\u1ea1ch trong qu\u00e1 tr\u00ecnh thay \u0111\u1ed5i m\u00e1y ch\u1ee7.<\/p>\n<\/li>\n<\/ol>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 cookie, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ul>\n<li><a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/HTTP\/Cookies\" target=\"_new\" rel=\"noopener nofollow\">Cookie HTTP \u2013 T\u00e0i li\u1ec7u web MDN<\/a><\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/HTTP_cookie\" target=\"_new\" rel=\"noopener nofollow\">Cookie HTTP \u2013 Wikipedia<\/a><\/li>\n<li><a href=\"https:\/\/developers.google.com\/web\/tools\/chrome-devtools\/storage\/cookies-localstorage\" target=\"_new\" rel=\"noopener nofollow\">Cookie v\u00e0 b\u1ed9 nh\u1edb web \u2013 Nh\u00e0 ph\u00e1t tri\u1ec3n Google<\/a><\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, cookie \u0111\u00e3 c\u00e1ch m\u1ea1ng h\u00f3a c\u00e1ch c\u00e1c \u1ee9ng d\u1ee5ng web t\u01b0\u01a1ng t\u00e1c v\u1edbi ng\u01b0\u1eddi d\u00f9ng, cung c\u1ea5p ph\u01b0\u01a1ng ti\u1ec7n l\u01b0u tr\u1eef th\u00f4ng tin, duy tr\u00ec c\u00e1c phi\u00ean tr\u1ea1ng th\u00e1i v\u00e0 mang l\u1ea1i tr\u1ea3i nghi\u1ec7m \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a. M\u1eb7c d\u00f9 ch\u00fang \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ecbnh h\u00ecnh tr\u00ecnh duy\u1ec7t web hi\u1ec7n \u0111\u1ea1i, nh\u01b0ng c\u00e1c c\u00f4ng ngh\u1ec7 ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n v\u00e0 nh\u1eefng lo ng\u1ea1i v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1ch s\u1eed d\u1ee5ng v\u00e0 qu\u1ea3n l\u00fd cookie trong t\u01b0\u01a1ng lai. M\u1eb7t kh\u00e1c, m\u00e1y ch\u1ee7 proxy mang \u0111\u1ebfn c\u01a1 h\u1ed9i t\u1ed1i \u01b0u h\u00f3a v\u00e0 b\u1ea3o m\u1eadt vi\u1ec7c s\u1eed d\u1ee5ng cookie, \u0111\u1ea3m b\u1ea3o tr\u1ea3i nghi\u1ec7m duy\u1ec7t web m\u01b0\u1ee3t m\u00e0 v\u00e0 an to\u00e0n h\u01a1n cho ng\u01b0\u1eddi d\u00f9ng.<\/p>","protected":false},"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476438","wiki","type-wiki","status-publish","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Cookie: A Comprehensive Overview<\/mark>","faq_items":[{"question":"What is a cookie, and how does it work?","answer":"<p>A cookie is a small piece of data stored on a user's device by their web browser when they visit a website. It serves various purposes, such as remembering user preferences, maintaining session information, and tracking user behavior for analytical purposes. When a user visits a website, the server sends a set of cookies to the browser, which stores them locally on the user's device. On subsequent visits to the same website, the browser sends the cookies back to the server, allowing it to recognize the user and remember specific information about them.<\/p>"},{"question":"Who invented cookies, and when were they first mentioned?","answer":"<p>Cookies were invented by Lou Montulli, an engineer at Netscape Communications, in 1994. The first mention of cookies appeared in the initial specification of HTTP State Management in Netscape's draft proposal.<\/p>"},{"question":"What information is stored in a cookie, and how does it function?","answer":"<p>Cookies are composed of key-value pairs representing the data and attributes associated with them. The basic structure of a cookie includes a name, value, domain, path, expiration, secure flag, and HttpOnly flag. When a user accesses a website, the web server includes the Set-Cookie header in its HTTP response, which instructs the browser to create or update the cookie on the user's device. The browser then sends the cookie back to the server with subsequent requests through the Cookie header, allowing the server to recognize the user and maintain session state.<\/p>"},{"question":"What are the key features and uses of cookies?","answer":"<p>Cookies offer several key features, including session management, personalization, tracking and analytics, advertisement targeting, and enabling stateful communication. They are commonly used for user authentication, shopping carts, personalization, and analytics on websites.<\/p>"},{"question":"What are the different types of cookies?","answer":"<p>Cookies can be classified into several types based on their lifespan, origin, and purpose. The most common types include session cookies, persistent cookies, first-party cookies, and third-party cookies.<\/p>"},{"question":"What are the potential problems with using cookies, and how can they be addressed?","answer":"<p>Some potential problems with using cookies include privacy concerns, security risks, and browser limitations. To address these issues, websites should provide clear and transparent cookie policies, implement secure coding practices, and use HttpOnly and Secure flags.<\/p>"},{"question":"How do proxy servers relate to cookies?","answer":"<p>Proxy servers can play a significant role in managing cookies and enhancing user privacy. They can intercept and modify cookies, block or modify tracking cookies, and distribute user requests across multiple servers while maintaining session cookies.<\/p>"},{"question":"What does the future hold for cookies?","answer":"<p>The future of cookies is likely to be influenced by emerging technologies and changing privacy regulations. Stricter privacy enhancements, alternative tracking methods, and cookieless tracking mechanisms are expected to shape the future of cookies.<\/p>"},{"question":"Where can I find more information about cookies?","answer":"<p>For more information about cookies, you can refer to the following resources:<\/p><ul><li><a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/HTTP\/Cookies\" target=\"_new\">HTTP Cookies - MDN Web Docs<\/a><\/li><li><a href=\"https:\/\/en.wikipedia.org\/wiki\/HTTP_cookie\" target=\"_new\">HTTP Cookie - Wikipedia<\/a><\/li><li><a href=\"https:\/\/developers.google.com\/web\/tools\/chrome-devtools\/storage\/cookies-localstorage\" target=\"_new\">Cookies and Web Storage - Google Developers<\/a><\/li><\/ul>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476438","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476438\/revisions"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=476438"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}