{"id":6910,"date":"2026-03-09T07:07:06","date_gmt":"2026-03-09T07:07:06","guid":{"rendered":"https:\/\/onfa.us\/?p=6910"},"modified":"2026-03-09T07:07:06","modified_gmt":"2026-03-09T07:07:06","slug":"access-token-la-gi","status":"publish","type":"post","link":"https:\/\/onfa.us\/vi\/access-token-la-gi\/","title":{"rendered":"Access Token l\u00e0 g\u00ec? Gi\u1ea3i th\u00edch t\u1eeb A-Z d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi"},"content":{"rendered":"\n

Hi\u1ec3u r\u00f5<\/span> access l\u00e0 g\u00ec<\/b> s\u1ebd gi\u00fap b\u1ea1n n\u1eafm \u0111\u01b0\u1ee3c c\u00e1ch h\u1ec7 th\u1ed1ng x\u00e1c th\u1ef1c b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp, Access Token xu\u1ea5t hi\u1ec7n \u1edf h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng web, API v\u00e0 n\u1ec1n t\u1ea3ng hi\u1ec7n nay. \u0110\u00e2y l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng b\u1ea3o m\u1eadt, \u0111\u1eb7c bi\u1ec7t trong OAuth, API v\u00e0 \u0111\u0103ng nh\u1eadp b\u1eb1ng t\u00e0i kho\u1ea3n m\u1ea1ng x\u00e3 h\u1ed9i.\u00a0<\/span><\/p>\n

\"Access-token-la-gi-Chuoi-ma-dung-de-xac-thuc-nguoi-dung-khi-truy-cap-he-thong-hoac-API\"
Access token l\u00e0 g\u00ec_ Chu\u1ed7i m\u00e3 d\u00f9ng \u0111\u1ec3 x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng khi truy c\u1eadp h\u1ec7 th\u1ed1ng ho\u1eb7c API<\/figcaption><\/figure>\n

Access Token l\u00e0 g\u00ec?\u00a0<\/b><\/h2>\n

Khi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u v\u1ec1 b\u1ea3o m\u1eadt \u1ee9ng d\u1ee5ng, b\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 <\/span>access token l\u00e0 g\u00ec<\/b> v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i c\u00f3 m\u1eb7t trong m\u1ecdi h\u1ec7 th\u1ed1ng hi\u1ec7n \u0111\u1ea1i. Access \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 \u201cch\u00eca kh\u00f3a\u201d x\u00e1c nh\u1eadn ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 \u0111\u0103ng nh\u1eadp v\u00e0 \u0111\u01b0\u1ee3c ph\u00e9p truy c\u1eadp v\u00e0o t\u00e0i nguy\u00ean. V\u00ec v\u1eady, Access Token l\u00e0 trung t\u00e2m m\u1ecdi quy tr\u00ecnh x\u00e1c th\u1ef1c v\u00e0 \u1ee7y quy\u1ec1n.\u00a0<\/span><\/p>\n

Access token l\u00e0 m\u1ed9t chu\u1ed7i k\u00fd t\u1ef1 \u0111\u1ea1i di\u1ec7n cho danh t\u00ednh ng\u01b0\u1eddi d\u00f9ng sau khi x\u00e1c th\u1ef1c th\u00e0nh c\u00f4ng. Khi b\u1ea1n hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd th\u1ea5y n\u00f3 gi\u1ed1ng nh\u01b0 m\u1ed9t v\u00e9 th\u00f4ng h\u00e0nh \u0111\u1ec3 truy c\u1eadp API ho\u1eb7c d\u1ecbch v\u1ee5. Token n\u00e0y \u0111\u01b0\u1ee3c h\u1ec7 th\u1ed1ng c\u1ea5p t\u1ea1m th\u1eddi v\u00e0 d\u00f9ng trong th\u1eddi gian ng\u1eafn \u0111\u1ec3 t\u0103ng b\u1ea3o m\u1eadt.\u00a0<\/span><\/p>\n

Access Token d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec trong h\u1ec7 th\u1ed1ng x\u00e1c th\u1ef1c?\u00a0<\/b><\/h3>\n

Access d\u00f9ng \u1ee9ng d\u1ee5ng, l\u1eadp tr\u00ecnh vi\u00ean v\u00e0 h\u1ec7 th\u1ed1ng backend \u0111\u1ec1u s\u1eed d\u1ee5ng Access token. Nh\u1eefng ai l\u00e0m vi\u1ec7c v\u1edbi API \u0111\u1ec1u ph\u1ea3i hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> v\u00e0 khi n\u00e0o c\u1ea7n g\u1eedi token. Access Token \u0111\u01b0\u1ee3c d\u00f9ng m\u1ed7i khi b\u1ea1n g\u1ecdi API c\u1ea7n x\u00e1c th\u1ef1c, v\u00ed d\u1ee5 xem th\u00f4ng tin t\u00e0i kho\u1ea3n truy c\u1eadp t\u00e0i nguy\u00ean ri\u00eang t\u01b0.\u00a0<\/span><\/p>\n

Ai s\u1eed d\u1ee5ng v\u00e0 khi n\u00e0o c\u1ea7n access token?<\/b><\/h3>\n

Ng\u01b0\u1eddi d\u00f9ng \u1ee9ng d\u1ee5ng, l\u1eadp tr\u00ecnh vi\u00ean v\u00e0 h\u1ec7 th\u1ed1ng backend \u0111\u1ec1u s\u1eed d\u1ee5ng Access Token. Nh\u1eefng ai l\u00e0m vi\u1ec7c v\u1edbi API \u0111\u1ec1u ph\u1ea3i hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> v\u00e0 khi n\u00e0o c\u1ea7n g\u1eedi token. Access Token \u0111\u01b0\u1ee3c d\u00f9ng m\u1ed7i khi b\u1ea1n g\u1ecdi API c\u1ea7n x\u00e1c th\u1ef1c, v\u00ed d\u1ee5 xem th\u00f4ng tin t\u00e0i kho\u1ea3n ho\u1eb7c truy c\u1eadp t\u00e0i nguy\u00ean ri\u00eang t\u01b0.<\/span><\/p>\n

C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Access token trong x\u00e1c th\u1ef1c v\u00e0 \u1ee7y quy\u1ec1n\u00a0<\/b><\/h2>\n
\"Access-token-la-gi-va-hoat-dong-ra-sao-Token-giup-xac-thuc-va-uy-quyen-khi-ung-dung-gui-yeu-cau-den-may-chu\"
Access token l\u00e0 g\u00ec v\u00e0 ho\u1ea1t \u0111\u1ed9ng ra sao_ Token gi\u00fap x\u00e1c th\u1ef1c v\u00e0 \u1ee7y quy\u1ec1n khi \u1ee9ng d\u1ee5ng g\u1eedi y\u00eau c\u1ea7u \u0111\u1ebfn m\u00e1y ch\u1ee7<\/figcaption><\/figure>\n

\u0110\u1ec3 hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n c\u1ea7n bi\u1ebft quy tr\u00ecnh c\u1ea5p ph\u00e1t v\u00e0 s\u1eed d\u1ee5ng token trong th\u1ef1c t\u1ebf. Token \u0111\u00f3ng vai tr\u00f2 x\u00e1c th\u1ef1c t\u1ea1m th\u1eddi, gi\u00fap ph\u00e2n quy\u1ec1n v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp hi\u1ec7u qu\u1ea3. C\u01a1 ch\u1ebf n\u00e0y gi\u00fap h\u1ec7 th\u1ed1ng an to\u00e0n v\u00e0 gi\u1ea3m nguy c\u01a1 l\u1ed9 th\u00f4ng tin nh\u1ea1y c\u1ea3m.\u00a0<\/span><\/p>\n

Access Token trong OAuth 2.0\u00a0<\/b><\/h3>\n

Trong OAuth 2.0, Access Token l\u00e0 c\u00f4ng c\u1ee5 gi\u00fap b\u00ean th\u1ee9 ba truy c\u1eadp t\u00e0i nguy\u00ean ng\u01b0\u1eddi d\u00f9ng m\u00e0 kh\u00f4ng c\u1ea7n m\u1eadt kh\u1ea9u. Khi hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd th\u1ea5y OAuth gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt khi \u0111\u0103ng nh\u1eadp b\u1eb1ng Google, Facebook. Access Token gi\u00fap vi\u1ec7c \u1ee7y quy\u1ec1n di\u1ec5n ra an to\u00e0n v\u00e0 ti\u1ec7n l\u1ee3i h\u01a1n.\u00a0<\/span><\/p>\n

C\u00e1c b\u01b0\u1edbc c\u1ea5p ph\u00e1t v\u00e0 s\u1eed d\u1ee5ng token\u00a0<\/b><\/h3>\n

Quy tr\u00ecnh g\u1ed3m x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng, c\u1ea5p Access Token, r\u1ed3i ng\u01b0\u1eddi d\u00f9ng g\u1eedi token trong m\u1ed7i request API. Hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> s\u1ebd gi\u00fap b\u1ea1n h\u00ecnh dung token ho\u1ea1t \u0111\u1ed9ng nh\u01b0 ch\u1ee9ng minh th\u01b0 t\u1ea1m th\u1eddi. Server ki\u1ec3m tra token h\u1ee3p l\u00fd v\u00e0 ph\u1ea3n h\u1ed3i v\u1edbi d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p.\u00a0<\/span><\/p>\n

Token h\u1ebft h\u1ea1n v\u00e0 c\u00e1ch x\u1eed l\u00fd\u00a0<\/b><\/h3>\n

M\u1ed7i Access Token \u0111\u1ec1u c\u00f3 th\u1eddi h\u1ea1n \u0111\u1ec3 h\u1ea1n ch\u1ebf r\u1ee7i ro b\u1ecb \u0111\u00e1nh c\u1eafp. Khi token h\u1ebft h\u1ea1n, h\u1ec7 th\u1ed1ng s\u1ebd y\u00eau c\u1ea7u Refresh Token \u0111\u1ec3 c\u1ea5p token m\u1edbi. \u0110\u00e2y l\u00e0 l\u00fd do b\u1ea1n c\u1ea7n hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> v\u00ec sao n\u00f3 ch\u1ec9 t\u1ed3n t\u1ea1i ng\u1eafn h\u1ea1n.\u00a0<\/span><\/p>\n

Ph\u00e2n bi\u1ec7t Access Token, Refresh Token v\u00e0 JWT\u00a0<\/b><\/h2>\n
\"Access-token-la-gi-Phan-biet-Access-Token-Refresh-Token-va-JWT-trong-he-thong-xac-thuc\"
Access token l\u00e0 g\u00ec_ Ph\u00e2n bi\u1ec7t Access Token, Refresh Token v\u00e0 JWT trong h\u1ec7 th\u1ed1ng x\u00e1c th\u1ef1c<\/figcaption><\/figure>\n

Nhi\u1ec1u ng\u01b0\u1eddi hay nh\u1ea7m l\u1eabn gi\u1eefa Access Token, Refresh Token v\u00e0 JWT. Khi \u0111\u00e3 n\u1eafm <\/span>access token l\u00e0 g\u00ec<\/b>, vi\u1ec7c ph\u00e2n bi\u1ec7t nh\u1eefng token n\u00e0y s\u1ebd d\u1ec5 d\u00e0ng h\u01a1n. M\u1ed7i lo\u1ea1i c\u00f3 m\u1ee5c \u0111\u00edch ri\u00eang v\u00e0 d\u00f9ng trong nh\u1eefng t\u00ecnh hu\u1ed1ng kh\u00e1c nhau.\u00a0<\/span><\/p>\n

\u0110i\u1ec3m gi\u1ed1ng v\u00e0 kh\u00e1c nhau\u00a0<\/b><\/h3>\n

C\u1ea3 ba \u0111\u1ec1u l\u00e0 token d\u00f9ng \u0111\u1ec3 x\u00e1c th\u1ef1c, nh\u01b0ng Access Token d\u00f9ng t\u1ea1m th\u1eddi, Refresh Token d\u00f9ng \u0111\u1ec3 xin token m\u1edbi, c\u00f2n JWT \u0111\u1ecbnh d\u1ea1ng ch\u1ee9a d\u1eef li\u1ec7u. N\u1ebfu hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>? b\u1ea1n s\u1ebd th\u1ea5y Access Token l\u00e0 lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t trong API. M\u1ed7i lo\u1ea1i token gi\u00fap h\u1ec7 th\u1ed1ng an to\u00e0n v\u00e0 linh ho\u1ea1t h\u01a1n.\u00a0<\/span><\/p>\n

Khi n\u00e0o n\u00ean d\u00f9ng Refresh Token?\u00a0<\/b><\/h3>\n

Refresh Token \u0111\u01b0\u1ee3c d\u00f9ng khi Access Token h\u1ebft h\u1ea1n \u0111\u1ec3 h\u1ea1n ch\u1ebf vi\u1ec7c \u0111\u0103ng nh\u1eadp l\u1ea1i. Ai hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> \u0111\u1ec1u bi\u1ebft Refresh token th\u01b0\u1eddng c\u00f3 th\u1eddi h\u1ea1n l\u00e2u h\u01a1n. N\u00f3 gi\u00fap tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u01b0\u1ee3t m\u00e0 h\u01a1n v\u1eabn \u0111\u1ea3m b\u1ea3o m\u1eadt.\u00a0<\/span><\/p>\n

JWT c\u00f3 ph\u1ea3i l\u00e0 Access Token kh\u00f4ng?\u00a0<\/b><\/h3>\n

JWT l\u00e0 m\u1ed9t \u0111\u1ecbnh d\u1ea1ng token, v\u00e0 \u0111\u00f4i khi \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m Access Token. Vi\u1ec7c hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> s\u1ebd gi\u00fap b\u1ea1n ph\u00e2n bi\u1ec7t r\u0103ng JWT ch\u1ec9 l\u00e0 c\u00e1ch \u201c\u0111\u00f3ng g\u00f3i d\u1eef li\u1ec7u\u201d. Tuy h\u1ec7 th\u1ed1ng, JWT c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng cho c\u1ea3 Access Token l\u1eabn Refresh Token.\u00a0<\/span><\/p>\n

\u01afu – nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a t\u1eebng lo\u1ea1i token\u00a0<\/b><\/h3>\n

Access token ng\u1eafn h\u1ea1n v\u00e0 an to\u00e0n, Refresh Token k\u00e9o d\u00e0i phi\u00ean \u0111\u0103ng nh\u1eadp, c\u00f2n JWT d\u1ec5 truy\u1ec1n t\u1ea3i th\u00f4ng tin. Khi hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd d\u1ec5 \u0111\u00e1nh gi\u00e1 \u01b0u – nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a t\u1eebng lo\u1ea1i. T\u1eeb \u0111\u00f3 \u1ee9ng d\u1ee5ng \u0111\u00fang token trong t\u1eebng tr\u01b0\u1eddng h\u1ee3p.\u00a0<\/span><\/p>\n

Access Token l\u01b0u \u1edf \u0111\u00e2u v\u00e0 c\u00e1ch b\u1ea3o m\u1eadt an to\u00e0n\u00a0<\/b><\/h2>\n
\"Access-token-la-gi-va-nen-luu-o-dau-Cac-phuong-phap-luu-tru-va-bao-mat-token-an-toan\"
Access token l\u00e0 g\u00ec v\u00e0 n\u00ean l\u01b0u \u1edf \u0111\u00e2u_ C\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u01b0u tr\u1eef v\u00e0 b\u1ea3o m\u1eadt token an to\u00e0n<\/figcaption><\/figure>\n

Cach l\u01b0u v\u00e0 b\u1ea3o v\u1ec7 Access Token quy\u1ebft \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 an to\u00e0n c\u1ee7a c\u1ea3 h\u1ec7 th\u1ed1ng. Khi b\u1ea1n \u0111\u00e3 hi\u1ec3u <\/span>access token l\u00e0 g\u00ec,<\/b> b\u1ea1n s\u1ebd bi\u1ebft token c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u0111\u1ec3 tr\u00e1nh b\u1ecb \u0111\u00e1nh c\u1eafp. Vi\u1ec7c l\u01b0u sai v\u1ecb tr\u00ed c\u00f3 th\u1ec3 g\u00e2y ra r\u1ee7i ro l\u1edbn v\u1ec1 XSS ho\u1eb7c CSRF.\u00a0<\/span><\/p>\n

Cookie HTTP-Only vs. LocalStorage vs. SessionStorage\u00a0<\/b><\/h3>\n

Cookie HTTP-Only an to\u00e0n h\u01a1n v\u00ec tr\u00e1nh b\u1ecb JavaScript truy c\u1eadp, trong khi LocalStorage v\u00e0 SessionStorage d\u1ec5 b\u1ecb XSS. Vi\u1ec7c hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> gi\u00fap b\u1ea1n ch\u1ecdn n\u01a1i l\u01b0u token ph\u00f9 h\u1ee3p. M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec1u c\u00f3 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang.<\/span><\/p>\n

C\u00e1ch b\u1ea3o v\u1ec7 token kh\u1ecfi XSS, CSRF<\/b><\/h3>\n

B\u1ea1n c\u1ea7n d\u00f9ng HTTP-Only Cookie, x\u00e1c th\u1ef1c 2 l\u1edbp v\u00e0 h\u1ea1n ch\u1ebf truy c\u1eadp JavaScript. Nh\u1edd hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd nh\u1eadn ra token ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ea3o m\u1eadt tuy\u1ec7t \u0111\u1ed1i. C\u00e1c bi\u1ec7n ph\u00e1p n\u00e0y gi\u00fap gi\u1ea3m nguy c\u01a1 t\u1ea5n c\u00f4ng v\u00e0 m\u1ea5t t\u00e0i kho\u1ea3n.<\/span><\/p>\n

C\u00e1c l\u1ed7i b\u1ea3o m\u1eadt ph\u1ed5 bi\u1ebfn khi x\u1eed l\u00fd token<\/b><\/h3>\n

L\u01b0u token sai v\u1ecb tr\u00ed, kh\u00f4ng m\u00e3 h\u00f3a HTTPS ho\u1eb7c kh\u00f4ng ki\u1ec3m tra th\u1eddi h\u1ea1n token l\u00e0 nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p. Ng\u01b0\u1eddi hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> \u0111\u1ec1u bi\u1ebft r\u1eb1ng token kh\u00f4ng \u0111\u01b0\u1ee3c chia s\u1ebb qua tin nh\u1eafn hay \u0111\u01b0\u1eddng link. Nh\u1eefng sai s\u00f3t nh\u1ecf c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ea5t quy\u1ec1n truy c\u1eadp.<\/span><\/p>\n

C\u00e1ch l\u1ea5y Access Token trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/b><\/h2>\n
\"Access-token-la-gi-trong-thuc-te-Vi-du-cach-Access-Token-duoc-su-dung-trong-ung-dung-va-API\"
Access token l\u00e0 g\u00ec trong th\u1ef1c t\u1ebf_ V\u00ed d\u1ee5 c\u00e1ch Access Token \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u1ee9ng d\u1ee5ng v\u00e0 API<\/figcaption><\/figure>\n

C\u00e1c l\u1eadp tr\u00ecnh vi\u00ean th\u01b0\u1eddng xuy\u00ean c\u1ea7n l\u1ea5y Access Token \u0111\u1ec3 k\u1ebft n\u1ed1i API. Khi bi\u1ebft <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd th\u1ea5y quy tr\u00ecnh l\u1ea5y token kh\u00f4ng qu\u00e1 ph\u1ee9c t\u1ea1p. M\u1ed7i n\u1ec1n t\u1ea3ng c\u00f3 c\u00e1ch t\u1ea1o Access Token ri\u00eang.<\/span><\/p>\n

H\u01b0\u1edbng d\u1eabn l\u1ea5y access token t\u1eeb Facebook API<\/b><\/h3>\n

B\u1ea1n c\u1ea7n t\u1ea1o \u1ee9ng d\u1ee5ng, l\u1ea5y App ID v\u00e0 App Secret, sau \u0111\u00f3 d\u00f9ng Graph Explorer \u0111\u1ec3 t\u1ea1o Access Token. Hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u v\u00ec sao token n\u00e0y c\u1ea7n quy\u1ec1n h\u1ea1n c\u1ee5 th\u1ec3. Facebook ph\u00e2n c\u1ea5p token \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n

C\u00e1ch l\u1ea5y access token t\u1eeb Google OAuth<\/b><\/h3>\n

Google y\u00eau c\u1ea7u x\u00e1c th\u1ef1c qua consent screen tr\u01b0\u1edbc khi c\u1ea5p token. Khi hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd th\u1ea5y \u0111\u00e2y l\u00e0 quy tr\u00ecnh b\u1eaft bu\u1ed9c \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng. Access Token c\u1ee7a Google th\u01b0\u1eddng d\u00f9ng cho Gmail API, Drive API v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 kh\u00e1c.<\/span><\/p>\n

D\u00f9ng Postman \u0111\u1ec3 test access token<\/b><\/h3>\n

Postman cho ph\u00e9p g\u1eedi request \u0111\u1ec3 t\u1ea1o Access Token t\u1eeb API. Nh\u1eefng ai hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> s\u1ebd th\u1ea5y Postman gi\u00fap test nhanh v\u00e0 m\u00f4 ph\u1ecfng request. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn c\u1ee7a l\u1eadp tr\u00ecnh vi\u00ean backend.<\/span><\/p>\n

L\u1ea5y token b\u1eb1ng \u1ee9ng d\u1ee5ng, tr\u00ecnh duy\u1ec7t hay ph\u1ea7n m\u1ec1m<\/b><\/h3>\n

M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng cho ph\u00e9p l\u1ea5y token tr\u1ef1c ti\u1ebfp t\u1eeb giao di\u1ec7n web ho\u1eb7c SDK. Vi\u1ec7c hi\u1ec3u <\/span>access token l\u00e0 g<\/b>\u00ec gi\u00fap b\u1ea1n bi\u1ebft c\u00e1ch l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p l\u00e0m vi\u1ec7c ph\u00f9 h\u1ee3p. Token \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb t\u1ea1m th\u1eddi v\u00e0 n\u00ean sao ch\u00e9p tr\u01b0\u1edbc khi h\u1ebft h\u1ea1n.<\/span><\/p>\n

T\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf: Access Token trong \u1ee9ng d\u1ee5ng<\/b><\/h2>\n

V\u00ed d\u1ee5 x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng qua Access Token<\/b><\/h3>\n

\u0110\u1ec3 hi\u1ec3u r\u00f5 <\/span>access token l\u00e0 g\u00ec<\/b> trong th\u1ef1c t\u1ebf, b\u1ea1n c\u00f3 th\u1ec3 h\u00ecnh dung qu\u00e1 tr\u00ecnh \u0111\u0103ng nh\u1eadp tr\u00ean m\u1ed9t website. Khi ng\u01b0\u1eddi d\u00f9ng nh\u1eadp \u0111\u00fang th\u00f4ng tin, h\u1ec7 th\u1ed1ng backend s\u1ebd t\u1ea1o ra m\u1ed9t Access Token v\u00e0 g\u1eedi l\u1ea1i tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n. Token n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c \u0111\u00ednh k\u00e8m v\u00e0o m\u1ed7i request ti\u1ebfp theo \u0111\u1ec3 ch\u1ee9ng minh r\u1eb1ng b\u1ea1n \u0111\u00e3 \u0111\u0103ng nh\u1eadp h\u1ee3p l\u1ec7. \u0110\u00e2y l\u00e0 c\u01a1 ch\u1ebf gi\u00fap \u1ee9ng d\u1ee5ng ho\u1ea1t \u0111\u1ed9ng li\u1ec1n m\u1ea1ch m\u00e0 kh\u00f4ng c\u1ea7n ng\u01b0\u1eddi d\u00f9ng nh\u1eadp l\u1ea1i m\u1eadt kh\u1ea9u li\u00ean t\u1ee5c.<\/span><\/p>\n

Access Token trong RESTful API<\/b><\/h3>\n

Trong RESTful API, kh\u00e1i ni\u1ec7m <\/span>access token l\u00e0 g\u00ec<\/b> c\u00e0ng quan tr\u1ecdng h\u01a1n v\u00ec m\u1ecdi thao t\u00e1c \u0111\u1ec1u y\u00eau c\u1ea7u x\u00e1c th\u1ef1c. M\u1ed7i l\u1ea7n client g\u1eedi request, API s\u1ebd ki\u1ec3m tra token \u0111\u1ec3 x\u00e1c minh quy\u1ec1n truy c\u1eadp. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o ch\u1ec9 ng\u01b0\u1eddi d\u00f9ng h\u1ee3p l\u1ec7 ho\u1eb7c h\u1ec7 th\u1ed1ng h\u1ee3p l\u1ec7 m\u1edbi c\u00f3 th\u1ec3 truy c\u1eadp d\u1eef li\u1ec7u. REST API c\u0169ng th\u01b0\u1eddng s\u1eed d\u1ee5ng JWT l\u00e0m Access Token \u0111\u1ec3 gi\u1ea3m t\u1ea3i cho server.<\/span><\/p>\n

Access Token trong \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng (mobile)<\/b><\/h3>\n

\u1ee8ng d\u1ee5ng mobile l\u01b0u Access Token \u1edf c\u00e1c v\u00f9ng l\u01b0u tr\u1eef nh\u01b0 Keychain (iOS) ho\u1eb7c Keystore (Android) \u0111\u1ec3 t\u0103ng t\u00ednh b\u1ea3o m\u1eadt. Khi hi\u1ec3u \u0111\u00fang <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd th\u1ea5y ch\u00fang \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c gi\u1eef phi\u00ean \u0111\u0103ng nh\u1eadp ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh. N\u1ebfu token h\u1ebft h\u1ea1n, \u1ee9ng d\u1ee5ng s\u1ebd d\u00f9ng Refresh Token \u0111\u1ec3 xin token m\u1edbi nh\u1eb1m gi\u1eef tr\u1ea3i nghi\u1ec7m li\u1ec1n m\u1ea1ch.<\/span><\/p>\n

C\u00e1c l\u01b0u \u00fd quan tr\u1ecdng khi s\u1eed d\u1ee5ng Access Token<\/b><\/h2>\n

Kh\u00f4ng n\u00ean chia s\u1ebb token<\/b><\/h3>\n

M\u1ed9t khi b\u1ea1n n\u1eafm r\u00f5 <\/span>access token l\u00e0 g\u00ec<\/b>, b\u1ea1n s\u1ebd bi\u1ebft r\u1eb1ng token \u0111\u1ea1i di\u1ec7n cho danh t\u00ednh c\u1ee7a b\u1ea1n. V\u00ec v\u1eady, b\u1ea1n tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng \u0111\u01b0\u1ee3c chia s\u1ebb Access Token cho b\u1ea5t k\u1ef3 ai. Ng\u01b0\u1eddi kh\u00e1c c\u00f3 token c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng thay b\u1ea1n, th\u1eadm ch\u00ed chi\u1ebfm quy\u1ec1n to\u00e0n b\u1ed9 t\u00e0i kho\u1ea3n.<\/span><\/p>\n

Kh\u00f4ng l\u01b0u token trong client-side d\u1ec5 b\u1ecb \u0111\u00e1nh c\u1eafp<\/b><\/h3>\n

Vi\u1ec7c l\u01b0u Access Token lung tung trong LocalStorage ho\u1eb7c SessionStorage r\u1ea5t nguy hi\u1ec3m v\u00ec d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng XSS. \u0110\u1ed1i v\u1edbi nh\u1eefng ai m\u1edbi t\u00ecm hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b>, l\u1eddi khuy\u00ean t\u1ed1t nh\u1ea5t l\u00e0 d\u00f9ng Cookie HTTP-Only \u0111\u1ec3 gi\u1ea3m nguy c\u01a1 b\u1ecb \u0111\u00e1nh c\u1eafp token. \u0110\u00e2y l\u00e0 c\u00e1ch b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c chuy\u00ean gia khuy\u1ebfn ngh\u1ecb.<\/span><\/p>\n

C\u1ea7n x\u00e1c minh token \u1edf backend m\u1ed7i l\u1ea7n g\u1eedi<\/b><\/h3>\n

M\u1ed7i khi backend nh\u1eadn \u0111\u01b0\u1ee3c Access Token, h\u1ec7 th\u1ed1ng c\u1ea7n ki\u1ec3m tra t\u00ednh h\u1ee3p l\u1ec7 tr\u01b0\u1edbc khi cho ph\u00e9p truy c\u1eadp. Vi\u1ec7c hi\u1ec3u <\/span>access token l\u00e0 g\u00ec<\/b> gi\u00fap b\u1ea1n nh\u1eadn ra token c\u00f3 th\u1ec3 b\u1ecb gi\u1ea3 m\u1ea1o ho\u1eb7c h\u1ebft h\u1ea1n. Do \u0111\u00f3, backend ph\u1ea3i ki\u1ec3m tra ch\u1eef k\u00fd token (v\u1edbi JWT) ho\u1eb7c tr\u1ea1ng th\u00e1i token trong database \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/span><\/p>\n

K\u1ebft lu\u1eadn<\/b><\/h2>\n

Access token l\u00e0 g\u00ec<\/b> kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m k\u1ef9 thu\u1eadt m\u00e0 l\u00e0 ch\u00eca kh\u00f3a c\u1ee7a m\u1ecdi h\u1ec7 th\u1ed1ng x\u00e1c th\u1ef1c hi\u1ec7n \u0111\u1ea1i. N\u00f3 gi\u00fap ch\u1ee9ng minh danh t\u00ednh, b\u1ea3o v\u1ec7 t\u00e0i kho\u1ea3n v\u00e0 \u0111\u1ea3m b\u1ea3o m\u1ecdi h\u00e0nh \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u an to\u00e0n. Vi\u1ec7c hi\u1ec3u \u0111\u00fang, d\u00f9ng \u0111\u00fang v\u00e0 b\u1ea3o m\u1eadt \u0111\u00fang c\u00e1ch s\u1ebd gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng an to\u00e0n, hi\u1ec7u qu\u1ea3 v\u00e0 m\u1edf r\u1ed9ng d\u1ec5 d\u00e0ng.<\/span><\/p>\n

FAQs\u00a0<\/b><\/h2>\n

Th\u1eddi h\u1ea1n c\u1ee7a access token?<\/b><\/h3>\n

Th\u01b0\u1eddng t\u1eeb v\u00e0i ph\u00fat \u0111\u1ebfn v\u00e0i gi\u1edd t\u00f9y h\u1ec7 th\u1ed1ng, nh\u1eb1m t\u0103ng b\u1ea3o m\u1eadt v\u00e0 gi\u1ea3m r\u1ee7i ro khi token b\u1ecb l\u1ed9.<\/span><\/p>\n

V\u00ed d\u1ee5 access token trong OAuth?<\/b><\/h3>\n

Sau khi \u0111\u0103ng nh\u1eadp b\u1eb1ng Google ho\u1eb7c Facebook, h\u1ec7 th\u1ed1ng c\u1ea5p access token \u0111\u1ec3 \u1ee9ng d\u1ee5ng truy c\u1eadp d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng qua API m\u00e0 kh\u00f4ng c\u1ea7n m\u1eadt kh\u1ea9u.<\/span><\/p>\n

Access token trong API l\u00e0 g\u00ec?<\/b><\/h3>\n

\u00a0Access token l\u00e0 chu\u1ed7i k\u00fd t\u1ef1 d\u00f9ng \u0111\u1ec3 x\u00e1c th\u1ef1c quy\u1ec1n truy c\u1eadp khi g\u1eedi request \u0111\u1ebfn API, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t trong header c\u1ee7a request.<\/span><\/p>\n

Access token vs refresh token?<\/b><\/h3>\n

Access token d\u00f9ng \u0111\u1ec3 truy c\u1eadp API v\u00e0 c\u00f3 th\u1eddi h\u1ea1n ng\u1eafn, c\u00f2n refresh token d\u00f9ng \u0111\u1ec3 t\u1ea1o access token m\u1edbi khi token c\u0169 h\u1ebft h\u1ea1n.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

Hi\u1ec3u r\u00f5 access l\u00e0 g\u00ec s\u1ebd gi\u00fap b\u1ea1n n\u1eafm \u0111\u01b0\u1ee3c c\u00e1ch h\u1ec7 th\u1ed1ng x\u00e1c th\u1ef1c b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp, Access Token xu\u1ea5t hi\u1ec7n \u1edf h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng web, API v\u00e0 n\u1ec1n t\u1ea3ng hi\u1ec7n nay. \u0110\u00e2y l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng b\u1ea3o m\u1eadt, \u0111\u1eb7c bi\u1ec7t trong OAuth, API […]<\/p>\n","protected":false},"author":2,"featured_media":6923,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6910","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"_links":{"self":[{"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/posts\/6910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/comments?post=6910"}],"version-history":[{"count":1,"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/posts\/6910\/revisions"}],"predecessor-version":[{"id":6924,"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/posts\/6910\/revisions\/6924"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/media\/6923"}],"wp:attachment":[{"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/media?parent=6910"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/categories?post=6910"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onfa.us\/vi\/wp-json\/wp\/v2\/tags?post=6910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}