{"id":119010,"date":"2025-09-09T17:17:47","date_gmt":"2025-09-09T10:17:47","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=119010"},"modified":"2026-10-23T18:29:51","modified_gmt":"2026-10-23T11:29:51","slug":"credential-trong-n8n-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/credential-trong-n8n-la-gi\/","title":{"rendered":"Credential trong n8n l\u00e0 g\u00ec? C\u00e1ch t\u1ea1o, d\u00f9ng v\u00e0 b\u1ea3o m\u1eadt credential"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Credential<\/strong> (th\u00f4ng tin x\u00e1c th\u1ef1c) trong n8n l\u00e0 n\u01a1i l\u01b0u API key, token OAuth, t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u m\u00e0 node d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i d\u1ecbch v\u1ee5 b\u00ean ngo\u00e0i. n8n m\u00e3 h\u00f3a credential trong c\u01a1 s\u1edf d\u1eef li\u1ec7u b\u1eb1ng m\u1ed9t kh\u00f3a ri\u00eang c\u1ee7a instance; b\u1ea1n t\u1ea1o credential m\u1ed9t l\u1ea7n r\u1ed3i ch\u1ecdn l\u1ea1i \u1edf nhi\u1ec1u node, nhi\u1ec1u workflow.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e0i n\u00e0y gi\u1ea3i th\u00edch credential trong <a href=\"https:\/\/tino.vn\/blog\/n8n-la-gi\/\">n8n<\/a> g\u1ed3m nh\u1eefng lo\u1ea1i n\u00e0o, ai xem \u0111\u01b0\u1ee3c, c\u00e1ch t\u1ea1o, g\u1eafn v\u00e0o node, s\u1eeda, x\u00f3a v\u00e0 mang sang m\u00e1y kh\u00e1c. Credential l\u00e0 b\u01b0\u1edbc b\u1eaft bu\u1ed9c khi <a href=\"https:\/\/tino.vn\/blog\/cach-tao-workflow-tren-n8n-co-ban\/\">t\u1ea1o workflow tr\u00ean n8n<\/a> c\u00f3 k\u1ebft n\u1ed1i Google, OpenAI, Telegram hay b\u1ea5t k\u1ef3 API n\u00e0o. N\u1ed9i dung \u0111\u1ed1i chi\u1ebfu docs.n8n.io ng\u00e0y 22\/10\/2026.<\/p>\n\n\n\n<h2 id=\"Credential_l\u00e0_g\u00ec_v\u00e0_v\u00ec_sao_n8n_t\u00e1ch_ri\u00eang?\">Credential l\u00e0 g\u00ec v\u00e0 v\u00ec sao n8n t\u00e1ch ri\u00eang?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Credential n\u00f3i chung l\u00e0 b\u1eb1ng ch\u1ee9ng danh t\u00ednh \u0111\u1ec3 m\u1ed9t h\u1ec7 th\u1ed1ng cho ph\u00e9p b\u1ea1n truy c\u1eadp: m\u1eadt kh\u1ea9u, kh\u00f3a API, ch\u1ee9ng ch\u1ec9. Trong n8n, credential l\u00e0 m\u1ed9t b\u1ea3n ghi ri\u00eang: thay v\u00ec d\u00e1n API key th\u1eb3ng v\u00e0o t\u1eebng node, b\u1ea1n t\u1ea1o credential, \u0111\u1eb7t t\u00ean, r\u1ed3i node ch\u1ec9 tham chi\u1ebfu t\u1edbi t\u00ean \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch t\u00e1ch n\u00e0y gi\u00fap ba vi\u1ec7c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kh\u00f4ng l\u1ed9 kh\u00f3a khi chia s\u1ebb workflow:<\/strong> file JSON export c\u1ee7a workflow ch\u1ec9 ch\u1ee9a t\u00ean v\u00e0 ID credential, kh\u00f4ng ch\u1ee9a gi\u00e1 tr\u1ecb kh\u00f3a.<\/li>\n\n\n<li><strong>T\u00e1i s\u1eed d\u1ee5ng:<\/strong> m\u1ed9t credential d\u00f9ng cho nhi\u1ec1u node, nhi\u1ec1u workflow m\u00e0 kh\u00f4ng ph\u1ea3i nh\u1eadp l\u1ea1i.<\/li>\n\n\n<li><strong>\u0110\u1ed5i m\u1ed9t ch\u1ed7, \u00e1p d\u1ee5ng m\u1ecdi n\u01a1i:<\/strong> khi API key h\u1ebft h\u1ea1n ho\u1eb7c \u0111\u1ed5i m\u1eadt kh\u1ea9u, b\u1ea1n s\u1eeda credential m\u1ed9t l\u1ea7n, m\u1ecdi workflow \u0111ang d\u00f9ng n\u00f3 nh\u1eadn gi\u00e1 tr\u1ecb m\u1edbi.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1400\" height=\"750\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-ma-hoa-va-chuyen-may.webp\" alt=\"Credential trong n8n \u0111i qua b\u1ed1n b\u01b0\u1edbc: d\u00e1n API key ho\u1eb7c \u0111\u0103ng nh\u1eadp OAuth, n8n m\u00e3 h\u00f3a b\u1eb1ng N8N_ENCRYPTION_KEY, l\u01b0u v\u00e0o SQLite ho\u1eb7c PostgreSQL, node g\u1ecdi theo t\u00ean; chuy\u1ec3n m\u00e1y ph\u1ea3i mang theo c\u00f9ng kh\u00f3a, m\u00e1y m\u1edbi t\u1ef1 sinh kh\u00f3a kh\u00e1c th\u00ec credential b\u00e1o l\u1ed7i gi\u1ea3i m\u00e3\" class=\"wp-image-131681\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-ma-hoa-va-chuyen-may.webp 1400w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-ma-hoa-va-chuyen-may-300x161.webp 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-ma-hoa-va-chuyen-may-1024x549.webp 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-ma-hoa-va-chuyen-may-768x411.webp 768w\" sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f3a m\u00e3 h\u00f3a \u0111\u00f3 l\u00e0 <code>N8N_ENCRYPTION_KEY<\/code>. N\u1ebfu kh\u00f4ng \u0111\u1eb7t, n8n t\u1ef1 sinh kh\u00f3a ng\u1eabu nhi\u00ean khi ch\u1ea1y l\u1ea7n \u0111\u1ea7u v\u00e0 l\u01b0u trong th\u01b0 m\u1ee5c <code>~\/.n8n<\/code> (file <code>config<\/code>). Theo <a href=\"https:\/\/docs.n8n.io\/deploy\/host-n8n\/configure-n8n\/basic-configuration\/configuration-examples\/set-a-custom-encryption-key\/\" target=\"_blank\" rel=\"noopener nofollow\">t\u00e0i li\u1ec7u \u0111\u1eb7t kh\u00f3a m\u00e3 h\u00f3a t\u00f9y ch\u1ec9nh<\/a>, khi ch\u1ea1y nhi\u1ec1u instance ho\u1eb7c chuy\u1ec3n sang m\u00e1y m\u1edbi, b\u1ea1n ph\u1ea3i d\u00f9ng c\u00f9ng m\u1ed9t kh\u00f3a; kh\u00e1c kh\u00f3a th\u00ec n8n kh\u00f4ng gi\u1ea3i m\u00e3 \u0111\u01b0\u1ee3c credential c\u0169.<\/p>\n\n\n\n<h2 id=\"C\u00e1c_lo\u1ea1i_credential_ph\u1ed5_bi\u1ebfn_trong_n8n\">C\u00e1c lo\u1ea1i credential ph\u1ed5 bi\u1ebfn trong n8n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">n8n h\u1ed7 tr\u1ee3 nhi\u1ec1u ph\u01b0\u01a1ng th\u1ee9c x\u00e1c th\u1ef1c \u0111\u1ec3 kh\u1edbp v\u1edbi h\u1ea7u h\u1ebft d\u1ecbch v\u1ee5. N\u0103m lo\u1ea1i b\u1ea1n g\u1eb7p th\u01b0\u1eddng xuy\u00ean nh\u1ea5t:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i<\/th><th>C\u00e1ch ho\u1ea1t \u0111\u1ed9ng<\/th><th>V\u00ed d\u1ee5 d\u00f9ng<\/th><\/tr><\/thead><tbody><tr><td>API Key \/ API Token<\/td><td>D\u1ecbch v\u1ee5 c\u1ea5p m\u1ed9t chu\u1ed7i b\u00ed m\u1eadt; b\u1ea1n d\u00e1n v\u00e0o \u00f4 t\u01b0\u01a1ng \u1ee9ng<\/td><td>OpenAI, OpenWeatherMap, n8n API<\/td><\/tr><tr><td>OAuth2<\/td><td>n8n chuy\u1ec3n b\u1ea1n sang trang \u0111\u0103ng nh\u1eadp c\u1ee7a d\u1ecbch v\u1ee5; b\u1ea1n \u0111\u1ed3ng \u00fd c\u1ea5p quy\u1ec1n, d\u1ecbch v\u1ee5 tr\u1ea3 token cho n8n<\/td><td>Google Sheets, Gmail, Microsoft 365<\/td><\/tr><tr><td>Header Auth<\/td><td>G\u1eedi kh\u00f3a trong header c\u1ee7a request, v\u00ed d\u1ee5 <code>Authorization: Bearer ...<\/code> ho\u1eb7c <code>X-Api-Key<\/code><\/td><td>API n\u1ed9i b\u1ed9, webhook c\u00f3 x\u00e1c th\u1ef1c<\/td><\/tr><tr><td>Query Auth<\/td><td>G\u1eafn kh\u00f3a v\u00e0o URL d\u1ea1ng <code>?api_key=...<\/code>; d\u1ec5 l\u1ed9 trong log n\u00ean ch\u1ec9 d\u00f9ng khi API b\u1eaft bu\u1ed9c<\/td><td>M\u1ed9t s\u1ed1 API c\u0169<\/td><\/tr><tr><td>Username &#038; Password<\/td><td>T\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u, n8n m\u00e3 h\u00f3a v\u00e0 l\u01b0u l\u1ea1i<\/td><td>C\u01a1 s\u1edf d\u1eef li\u1ec7u, SMTP, FTP<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">C\u00e1c lo\u1ea1i credential th\u01b0\u1eddng g\u1eb7p trong n8n<\/figcaption><\/figure>\n\n\n\n<h2 id=\"Khi_n\u00e0o_node_c\u1ea7n_credential?\">Khi n\u00e0o node c\u1ea7n credential?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea5t c\u1ee9 khi n\u00e0o node c\u1ea7n &#8220;danh t\u00ednh&#8221; \u0111\u1ec3 truy c\u1eadp t\u00e0i nguy\u00ean ho\u1eb7c th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng tr\u00ean n\u1ec1n t\u1ea3ng kh\u00e1c, node \u0111\u00f3 c\u1ea7n credential:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Node c\u1ee7a \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3:<\/strong> Google Sheets, Slack, Telegram, Notion&#8230; \u0111\u1ec1u y\u00eau c\u1ea7u credential c\u1ee7a t\u00e0i kho\u1ea3n b\u1ea1n.<\/li>\n\n\n<li><strong>Truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u:<\/strong> \u0111\u1ecdc, ghi PostgreSQL, MySQL, MSSQL, MongoDB c\u1ea7n th\u00f4ng tin k\u1ebft n\u1ed1i.<\/li>\n\n\n<li><strong>D\u1ecbch v\u1ee5 l\u01b0u tr\u1eef file:<\/strong> S3, FTP, SFTP, Google Drive.<\/li>\n\n\n<li><strong>API t\u00f9y ch\u1ec9nh qua node HTTP Request:<\/strong> ch\u1ecdn Predefined Credential Type ho\u1eb7c Generic (Header, Query, Bearer&#8230;). Xem <a href=\"https:\/\/tino.vn\/blog\/cach-them-api-vao-n8n\/\">c\u00e1ch th\u00eam API v\u00e0o n8n<\/a>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i credential c\u00f3 thi\u1ebft l\u1eadp <strong>Allowed HTTP Request Domains<\/strong>: All (m\u1ecdi URL), Specific Domains (danh s\u00e1ch t\u00ean mi\u1ec1n) ho\u1eb7c None (c\u1ea5m d\u00f9ng trong HTTP Request). Thi\u1ebft l\u1eadp n\u00e0y ch\u1ec9 \u00e1p d\u1ee5ng cho node HTTP Request, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng node ri\u00eang c\u1ee7a \u1ee9ng d\u1ee5ng (<a href=\"https:\/\/docs.n8n.io\/build\/understand-workflows\/create-and-edit-credentials\/\" target=\"_blank\" rel=\"noopener nofollow\">docs: Create and edit credentials<\/a>). N\u00ean gi\u1edbi h\u1ea1n t\u00ean mi\u1ec1n \u0111\u1ec3 kh\u00f3a kh\u00f4ng b\u1ecb g\u1eedi nh\u1ea7m sang \u0111\u1ecba ch\u1ec9 l\u1ea1.<\/p>\n\n\n\n<h2 id=\"Ai_xem_v\u00e0_d\u00f9ng_\u0111\u01b0\u1ee3c_credential_c\u1ee7a_b\u1ea1n?\">Ai xem v\u00e0 d\u00f9ng \u0111\u01b0\u1ee3c credential c\u1ee7a b\u1ea1n?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede b\u1ea3n Community t\u1ef1 host, ch\u1ec9 <strong>instance owner<\/strong> v\u00e0 <strong>ng\u01b0\u1eddi t\u1ea1o<\/strong> truy c\u1eadp \u0111\u01b0\u1ee3c m\u1ed9t credential. Chia s\u1ebb credential (v\u00e0 workflow) cho ng\u01b0\u1eddi kh\u00e1c l\u00e0 t\u00ednh n\u0103ng kh\u00f4ng c\u00f3 trong b\u1ea3n Community, ch\u1ec9 c\u00f3 \u1edf n8n Cloud v\u00e0 g\u00f3i Business, Enterprise t\u1ef1 host (<a href=\"https:\/\/docs.n8n.io\/deploy\/host-n8n\/community-edition-features\/\" target=\"_blank\" rel=\"noopener nofollow\">Community edition features<\/a>). Ng\u01b0\u1eddi kh\u00e1c tr\u00ean c\u00f9ng instance kh\u00f4ng t\u1ef1 th\u1ea5y credential c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede g\u00f3i c\u00f3 Projects, credential thu\u1ed9c v\u1ec1 m\u1ed9t project; th\u00e0nh vi\u00ean project d\u00f9ng \u0111\u01b0\u1ee3c theo vai tr\u00f2. n8n Cloud v\u00e0 b\u1ea3n t\u1ef1 host Enterprise c\u00f2n c\u00f3 ki\u1ec3u credential OAuth &#8220;End-user&#8221;: m\u1ed7i ng\u01b0\u1eddi ch\u1ea1y workflow b\u1eb1ng t\u00e0i kho\u1ea3n c\u1ee7a ch\u00ednh h\u1ecd.<\/p>\n\n\n\n<h2 id=\"C\u00e1ch_t\u1ea1o_credential_trong_n8n\">C\u00e1ch t\u1ea1o credential trong n8n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5 d\u01b0\u1edbi t\u1ea1o credential Google Sheets OAuth2. C\u00e1c d\u1ecbch v\u1ee5 kh\u00e1c l\u00e0m t\u01b0\u01a1ng t\u1ef1, ch\u1ec9 kh\u00e1c ph\u1ea7n th\u00f4ng tin c\u1ea7n nh\u1eadp (node <a href=\"https:\/\/tino.vn\/blog\/cach-ket-noi-api-open-ai-vao-n8n\/\">OpenAI<\/a> ch\u1ec9 c\u1ea7n API key). C\u00e1ch l\u1ea5y Client ID, Client Secret tr\u00ean Google Cloud c\u00f3 \u1edf b\u00e0i <a href=\"https:\/\/tino.vn\/blog\/cach-xac-thuc-credential-cho-google-tren-n8n\/\">x\u00e1c th\u1ef1c credential Google tr\u00ean n8n<\/a>.<\/p>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_1:_M\u1edf_h\u1ed9p_tho\u1ea1i_t\u1ea1o_credential\">B\u01b0\u1edbc 1: M\u1edf h\u1ed9p tho\u1ea1i t\u1ea1o credential<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede n8n 2.x, b\u1ea5m n\u00fat <strong>Create<\/strong> \u1edf g\u00f3c tr\u00ean b\u00ean tr\u00e1i thanh menu (ho\u1eb7c n\u00fat Create tr\u00ean trang Overview hay trong m\u1ed9t project) r\u1ed3i ch\u1ecdn <strong>Credential<\/strong>. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ngay trong node: m\u1edf \u00f4 Credential to connect with v\u00e0 ch\u1ecdn Create new credential.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1112\" height=\"576\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-1.png\" alt=\"Trang Overview c\u1ee7a n8n, menu n\u00fat Create Workflow m\u1edf ra m\u1ee5c Create Credential\" class=\"wp-image-119011\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-1.png 1112w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-1-300x155.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-1-1024x530.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-1-768x398.png 768w\" sizes=\"(max-width: 1112px) 100vw, 1112px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u1ea2nh ch\u1ee5p \u1edf b\u1ea3n n8n 1.x (n\u00fat Create Workflow c\u00f3 m\u0169i t\u00ean x\u1ed5 xu\u1ed1ng). \u1ede n8n 2.x, n\u00fat Create n\u1eb1m \u1edf g\u00f3c tr\u00ean b\u00ean tr\u00e1i thanh menu.<\/em><\/p>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_2:_Ch\u1ecdn_lo\u1ea1i_credential\">B\u01b0\u1edbc 2: Ch\u1ecdn lo\u1ea1i credential<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong h\u1ed9p tho\u1ea1i <strong>Add new credential<\/strong>, g\u00f5 &#8220;Google Sheets&#8221; v\u00e0 ch\u1ecdn <strong>Google Sheets OAuth2 API<\/strong>, b\u1ea5m Continue. L\u00e0m t\u01b0\u01a1ng t\u1ef1 cho Drive, Gmail, Calendar.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"766\" height=\"433\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-2.png\" alt=\"H\u1ed9p tho\u1ea1i Add new credential trong n8n, t\u00ecm Google Sheets v\u00e0 ch\u1ecdn Google Sheets OAuth2 API\" class=\"wp-image-119012\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-2.png 766w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-2-300x170.png 300w\" sizes=\"(max-width: 766px) 100vw, 766px\" \/><\/figure>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_3:_Nh\u1eadp_Client_ID_v\u00e0_Client_Secret\">B\u01b0\u1edbc 3: Nh\u1eadp Client ID v\u00e0 Client Secret<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">n8n \u0111i\u1ec1n s\u1eb5n OAuth Redirect URL; b\u1ea1n sao ch\u00e9p URL n\u00e0y v\u00e0o Google Cloud Console, r\u1ed3i d\u00e1n Client ID v\u00e0 Client Secret l\u1ea5y t\u1eeb Google v\u1ec1 \u00f4 t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"944\" height=\"500\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-3.png\" alt=\"C\u1ea5u h\u00ecnh credential Google Sheets account: OAuth Redirect URL, Client ID, Client Secret v\u00e0 n\u00fat Sign in with Google\" class=\"wp-image-119013\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-3.png 944w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-3-300x159.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-3-768x407.png 768w\" sizes=\"(max-width: 944px) 100vw, 944px\" \/><\/figure>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_4:_\u0110\u0103ng_nh\u1eadp_Google_v\u00e0_c\u1ea5p_quy\u1ec1n\">B\u01b0\u1edbc 4: \u0110\u0103ng nh\u1eadp Google v\u00e0 c\u1ea5p quy\u1ec1n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea5m <strong>Sign in with Google<\/strong>, ch\u1ecdn t\u00e0i kho\u1ea3n, \u0111\u00e1nh d\u1ea5u c\u00e1c quy\u1ec1n n8n xin (xem, s\u1eeda b\u1ea3ng t\u00ednh) v\u00e0 b\u1ea5m Allow. C\u1eeda s\u1ed5 Google t\u1ef1 \u0111\u00f3ng, credential b\u00e1o Account connected.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"944\" height=\"494\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-sua-01.webp\" alt=\"Credential Google Sheets account trong n8n b\u00e1o Account connected sau khi \u0111\u0103ng nh\u1eadp Google, \u00f4 Client ID \u0111\u00e3 \u0111\u01b0\u1ee3c che\" class=\"wp-image-131682\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-sua-01.webp 944w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-sua-01-300x157.webp 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/credential-trong-n8n-la-gi-sua-01-768x402.webp 768w\" sizes=\"(max-width: 944px) 100vw, 944px\" \/><\/figure>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_5:_\u0110\u1eb7t_t\u00ean_v\u00e0_l\u01b0u\">B\u01b0\u1edbc 5: \u0110\u1eb7t t\u00ean v\u00e0 l\u01b0u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed5i t\u00ean credential cho d\u1ec5 nh\u1eadn (v\u00ed d\u1ee5 &#8220;Google Sheets &#8211; k\u1ebf to\u00e1n&#8221;), b\u1ea5m <strong>Save<\/strong>. n8n th\u1eed k\u1ebft n\u1ed1i khi l\u01b0u v\u00e0 b\u00e1o n\u1ebfu th\u00f4ng tin sai.<\/p>\n\n\n\n<h2 id=\"C\u00e1ch_g\u1eafn_credential_v\u00e0o_node\">C\u00e1ch g\u1eafn credential v\u00e0o node<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00eam node Google Sheets v\u00e0o workflow. \u1ede \u00f4 <strong>Credential to connect with<\/strong>, ch\u1ecdn credential v\u1eeba t\u1ea1o. Sau \u0111\u00f3 nh\u1eadp link ho\u1eb7c ID file Sheet; file ph\u1ea3i thu\u1ed9c (ho\u1eb7c \u0111\u01b0\u1ee3c chia s\u1ebb cho) t\u00e0i kho\u1ea3n Google \u0111\u00e3 \u0111\u0103ng nh\u1eadp \u1edf credential.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1060\" height=\"618\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-5.png\" alt=\"Node Google Sheet trong n8n, \u00f4 Credential to connect with ch\u1ecdn Google Sheets account\" class=\"wp-image-119015\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-5.png 1060w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-5-300x175.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-5-1024x597.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-5-768x448.png 768w\" sizes=\"(max-width: 1060px) 100vw, 1060px\" \/><\/figure>\n\n\n\n<h2 id=\"C\u00e1ch_s\u1eeda_v\u00e0_x\u00f3a_credential\">C\u00e1ch s\u1eeda v\u00e0 x\u00f3a credential<\/h2>\n\n\n\n<h3 id=\"S\u1eeda_credential\">S\u1eeda credential<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1edf tab <strong>Credentials<\/strong> tr\u00ean trang Overview (ho\u1eb7c trong project), b\u1ea5m v\u00e0o credential c\u1ea7n s\u1eeda, thay gi\u00e1 tr\u1ecb (v\u00ed d\u1ee5 API key m\u1edbi) v\u00e0 b\u1ea5m Save.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1112\" height=\"580\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-6.png\" alt=\"Tab Credentials trong trang Overview c\u1ee7a n8n li\u1ec7t k\u00ea c\u00e1c credential \u0111\u00e3 t\u1ea1o\" class=\"wp-image-119016\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-6.png 1112w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-6-300x156.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-6-1024x534.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-6-768x401.png 768w\" sizes=\"(max-width: 1112px) 100vw, 1112px\" \/><\/figure>\n\n\n\n<h3 id=\"X\u00f3a_credential\">X\u00f3a credential<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1i danh s\u00e1ch Credentials, b\u1ea5m d\u1ea5u ba ch\u1ea5m b\u00ean ph\u1ea3i credential, ch\u1ecdn <strong>Delete<\/strong>, r\u1ed3i x\u00e1c nh\u1eadn <strong>Yes, delete<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1117\" height=\"579\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-7.png\" alt=\"Menu ba ch\u1ea5m c\u1ee7a m\u1ed9t credential trong n8n v\u1edbi l\u1ef1a ch\u1ecdn Open v\u00e0 Delete\" class=\"wp-image-119017\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-7.png 1117w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-7-300x156.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-7-1024x531.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-7-768x398.png 768w\" sizes=\"(max-width: 1117px) 100vw, 1117px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"680\" height=\"388\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-8.png\" alt=\"H\u1ed9p tho\u1ea1i Delete Credential trong n8n c\u1ea3nh b\u00e1o c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng workflow \u0111ang d\u00f9ng, n\u00fat Yes, delete\" class=\"wp-image-119018\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-8.png 680w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/09\/word-image-119010-8-300x171.png 300w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>L\u01b0u \u00fd:<\/strong> x\u00f3a credential l\u00e0m m\u1ecdi node \u0111ang d\u00f9ng n\u00f3 l\u1ed7i x\u00e1c th\u1ef1c ngay \u1edf l\u1ea7n ch\u1ea1y sau. Tr\u01b0\u1edbc khi x\u00f3a, m\u1edf c\u00e1c workflow li\u00ean quan v\u00e0 ch\u1ecdn credential thay th\u1ebf.<\/p>\n\n\n\n<h2 id=\"L\u1ed7i_th\u01b0\u1eddng_g\u1eb7p_v\u1edbi_credential\">L\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u1edbi credential<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Hi\u1ec7n t\u01b0\u1ee3ng<\/th><th>Nguy\u00ean nh\u00e2n hay g\u1eb7p<\/th><th>C\u00e1ch x\u1eed l\u00fd<\/th><\/tr><\/thead><tbody><tr><td>401 Unauthorized<\/td><td>API key sai, h\u1ebft h\u1ea1n, thi\u1ebfu ti\u1ec1n t\u1ed1 Bearer<\/td><td>Ki\u1ec3m tra l\u1ea1i kh\u00f3a v\u00e0 ki\u1ec3u x\u00e1c th\u1ef1c, xem <a href=\"https:\/\/tino.vn\/blog\/khac-phuc-loi-401-unauthorized-authorization-failed\/\">c\u00e1ch s\u1eeda l\u1ed7i 401<\/a><\/td><\/tr><tr><td>Credential Google ph\u1ea3i \u0111\u0103ng nh\u1eadp l\u1ea1i sau 7 ng\u00e0y<\/td><td>App OAuth tr\u00ean Google Cloud \u0111ang \u1edf tr\u1ea1ng th\u00e1i Testing<\/td><td>Publish app r\u1ed3i k\u1ebft n\u1ed1i l\u1ea1i, xem <a href=\"https:\/\/tino.vn\/blog\/sua-loi-tich-hop-google-sheet-drive-voi-n8n\/\">s\u1eeda l\u1ed7i Google Sheets\/Drive<\/a><\/td><\/tr><tr><td>L\u1ed7i gi\u1ea3i m\u00e3 credential sau khi chuy\u1ec3n m\u00e1y<\/td><td>M\u00e1y m\u1edbi d\u00f9ng N8N_ENCRYPTION_KEY kh\u00e1c<\/td><td>\u0110\u1eb7t l\u1ea1i \u0111\u00fang kh\u00f3a c\u0169, ho\u1eb7c export credential d\u1ea1ng \u0111\u00e3 gi\u1ea3i m\u00e3 r\u1ed3i import<\/td><\/tr><tr><td>Kh\u00f4ng th\u1ea5y credential c\u1ee7a \u0111\u1ed3ng nghi\u1ec7p<\/td><td>B\u1ea3n Community kh\u00f4ng chia s\u1ebb credential<\/td><td>Ng\u01b0\u1eddi t\u1ea1o t\u1ef1 d\u00f9ng, ho\u1eb7c chuy\u1ec3n sang g\u00f3i c\u00f3 chia s\u1ebb<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">L\u1ed7i credential th\u01b0\u1eddng g\u1eb7p trong n8n<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00e3 l\u1ed7i kh\u00e1c khi n8n g\u1ecdi API c\u00f3 \u1edf <a href=\"https:\/\/tino.vn\/blog\/loi-ket-noi-api-thuong-gap-trong-n8n\/\">b\u1ea3ng m\u00e3 l\u1ed7i k\u1ebft n\u1ed1i API trong n8n<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mu\u1ed1n ch\u1ea1y n8n 24\/7 m\u00e0 kh\u00f4ng t\u1ef1 c\u00e0i? <a href=\"https:\/\/tino.vn\/vps-n8n\">VPS n8n c\u1ee7a Tino<\/a> c\u00e0i s\u1eb5n n8n tr\u00ean VPS NVMe \u0111\u1eb7t t\u1ea1i Vi\u1ec7t Nam; b\u1ea1n v\u1eabn c\u00f3 quy\u1ec1n root \u0111\u1ec3 c\u1ea5u h\u00ecnh. Xem c\u1ea5u h\u00ecnh v\u00e0 gi\u00e1 tr\u00ean trang s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\">Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"D\u1eef_li\u1ec7u_credential_\u0111\u01b0\u1ee3c_l\u01b0u_\u1edf_\u0111\u00e2u,_c\u00f3_an_to\u00e0n_kh\u00f4ng?\">D\u1eef li\u1ec7u credential \u0111\u01b0\u1ee3c l\u01b0u \u1edf \u0111\u00e2u, c\u00f3 an to\u00e0n kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">Credential \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a v\u00e0 l\u01b0u trong database c\u1ee7a n8n (SQLite m\u1eb7c \u0111\u1ecbnh ho\u1eb7c PostgreSQL). C\u00f3 file database m\u00e0 kh\u00f4ng c\u00f3 N8N_ENCRYPTION_KEY th\u00ec kh\u00f4ng \u0111\u1ecdc \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb kh\u00f3a. V\u00ec v\u1eady h\u00e3y sao l\u01b0u kh\u00f3a n\u00e0y ri\u00eang, t\u00e1ch kh\u1ecfi b\u1ea3n sao l\u01b0u database.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"C\u00f3_chia_s\u1ebb_credential_cho_ng\u01b0\u1eddi_kh\u00e1c_trong_team_\u0111\u01b0\u1ee3c_kh\u00f4ng?\">C\u00f3 chia s\u1ebb credential cho ng\u01b0\u1eddi kh\u00e1c trong team \u0111\u01b0\u1ee3c kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">\u1ede b\u1ea3n Community, kh\u00f4ng: ch\u1ec9 instance owner v\u00e0 ng\u01b0\u1eddi t\u1ea1o d\u00f9ng \u0111\u01b0\u1ee3c credential. Chia s\u1ebb credential cho ng\u01b0\u1eddi ho\u1eb7c project kh\u00e1c c\u00f3 \u1edf n8n Cloud v\u00e0 g\u00f3i Business, Enterprise t\u1ef1 host. Khi chia s\u1ebb, ng\u01b0\u1eddi nh\u1eadn d\u00f9ng \u0111\u01b0\u1ee3c credential trong workflow nh\u01b0ng kh\u00f4ng xem \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb g\u1ed1c.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"\u0110i\u1ec1u_g\u00ec_x\u1ea3y_ra_khi_x\u00f3a_m\u1ed9t_credential?\">\u0110i\u1ec1u g\u00ec x\u1ea3y ra khi x\u00f3a m\u1ed9t credential?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">M\u1ecdi node \u0111ang d\u00f9ng credential \u0111\u00f3 s\u1ebd l\u1ed7i x\u00e1c th\u1ef1c \u1edf l\u1ea7n ch\u1ea1y ti\u1ebfp theo. Thao t\u00e1c x\u00f3a kh\u00f4ng ho\u00e0n t\u00e1c \u0111\u01b0\u1ee3c, n\u00ean chuy\u1ec3n c\u00e1c node sang credential kh\u00e1c tr\u01b0\u1edbc.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"D\u00f9ng_m\u1ed9t_credential_cho_nhi\u1ec1u_d\u1ecbch_v\u1ee5_\u0111\u01b0\u1ee3c_kh\u00f4ng?\">D\u00f9ng m\u1ed9t credential cho nhi\u1ec1u d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">M\u1ed7i credential g\u1eafn v\u1edbi m\u1ed9t lo\u1ea1i d\u1ecbch v\u1ee5: Google Sheets, Slack, OpenAI c\u1ea7n credential ri\u00eang. Ri\u00eang Google, credential Google OAuth2 API chung c\u00f3 th\u1ec3 c\u1ea5p nhi\u1ec1u scope \u0111\u1ec3 d\u00f9ng cho Sheets, Drive, Gmail.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Chuy\u1ec3n_credential_sang_m\u00e1y_ch\u1ee7_n8n_kh\u00e1c_th\u1ebf_n\u00e0o?\">Chuy\u1ec3n credential sang m\u00e1y ch\u1ee7 n8n kh\u00e1c th\u1ebf n\u00e0o?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">Export credential b\u1eb1ng l\u1ec7nh n8n export:credentials, mang theo \u0111\u00fang N8N_ENCRYPTION_KEY r\u1ed3i import \u1edf m\u00e1y m\u1edbi. H\u01b0\u1edbng d\u1eabn chi ti\u1ebft: <a href=\"https:\/\/tino.vn\/blog\/cach-backup-va-restore-workflow-n8n\/\">c\u00e1ch backup v\u00e0 restore workflow, credential n8n<\/a>.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"D\u1eef li\u1ec7u credential \u0111\u01b0\u1ee3c l\u01b0u \u1edf \u0111\u00e2u, c\u00f3 an to\u00e0n kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Credential \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a v\u00e0 l\u01b0u trong database c\u1ee7a n8n (SQLite m\u1eb7c \u0111\u1ecbnh ho\u1eb7c PostgreSQL). C\u00f3 file database m\u00e0 kh\u00f4ng c\u00f3 N8N_ENCRYPTION_KEY th\u00ec kh\u00f4ng \u0111\u1ecdc \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb kh\u00f3a. V\u00ec v\u1eady h\u00e3y sao l\u01b0u kh\u00f3a n\u00e0y ri\u00eang, t\u00e1ch kh\u1ecfi b\u1ea3n sao l\u01b0u database.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"C\u00f3 chia s\u1ebb credential cho ng\u01b0\u1eddi kh\u00e1c trong team \u0111\u01b0\u1ee3c kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>\u1ede b\u1ea3n Community, kh\u00f4ng: ch\u1ec9 instance owner v\u00e0 ng\u01b0\u1eddi t\u1ea1o d\u00f9ng \u0111\u01b0\u1ee3c credential. Chia s\u1ebb credential cho ng\u01b0\u1eddi ho\u1eb7c project kh\u00e1c c\u00f3 \u1edf n8n Cloud v\u00e0 g\u00f3i Business, Enterprise t\u1ef1 host. Khi chia s\u1ebb, ng\u01b0\u1eddi nh\u1eadn d\u00f9ng \u0111\u01b0\u1ee3c credential trong workflow nh\u01b0ng kh\u00f4ng xem \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb g\u1ed1c.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"\u0110i\u1ec1u g\u00ec x\u1ea3y ra khi x\u00f3a m\u1ed9t credential?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>M\u1ecdi node \u0111ang d\u00f9ng credential \u0111\u00f3 s\u1ebd l\u1ed7i x\u00e1c th\u1ef1c \u1edf l\u1ea7n ch\u1ea1y ti\u1ebfp theo. Thao t\u00e1c x\u00f3a kh\u00f4ng ho\u00e0n t\u00e1c \u0111\u01b0\u1ee3c, n\u00ean chuy\u1ec3n c\u00e1c node sang credential kh\u00e1c tr\u01b0\u1edbc.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"D\u00f9ng m\u1ed9t credential cho nhi\u1ec1u d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>M\u1ed7i credential g\u1eafn v\u1edbi m\u1ed9t lo\u1ea1i d\u1ecbch v\u1ee5: Google Sheets, Slack, OpenAI c\u1ea7n credential ri\u00eang. Ri\u00eang Google, credential Google OAuth2 API chung c\u00f3 th\u1ec3 c\u1ea5p nhi\u1ec1u scope \u0111\u1ec3 d\u00f9ng cho Sheets, Drive, Gmail.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Chuy\u1ec3n credential sang m\u00e1y ch\u1ee7 n8n kh\u00e1c th\u1ebf n\u00e0o?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Export credential b\u1eb1ng l\u1ec7nh n8n export:credentials, mang theo \u0111\u00fang N8N_ENCRYPTION_KEY r\u1ed3i import \u1edf m\u00e1y m\u1edbi. H\u01b0\u1edbng d\u1eabn chi ti\u1ebft: <a>c\u00e1ch backup v\u00e0 restore workflow, credential n8n<\/a>.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Credential (th\u00f4ng tin x\u00e1c th\u1ef1c) trong n8n l\u00e0 n\u01a1i l\u01b0u API key, token OAuth, t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u m\u00e0 node d\u00f9ng \u0111\u1ec3 k\u1ebft n\u1ed1i d\u1ecbch v\u1ee5 b\u00ean ngo\u00e0i. n8n m\u00e3 h\u00f3a credential trong c\u01a1 s\u1edf d\u1eef li\u1ec7u b\u1eb1ng m\u1ed9t kh\u00f3a ri\u00eang c\u1ee7a instance; b\u1ea1n t\u1ea1o credential m\u1ed9t l\u1ea7n r\u1ed3i ch\u1ecdn l\u1ea1i \u1edf nhi\u1ec1u [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":119022,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7397],"tags":[7343],"class_list":["post-119010","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-n8n","tag-n8n"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/119010","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=119010"}],"version-history":[{"count":4,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/119010\/revisions"}],"predecessor-version":[{"id":131705,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/119010\/revisions\/131705"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/119022"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=119010"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=119010"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=119010"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}