{"id":523629,"date":"2026-01-21T08:52:10","date_gmt":"2026-01-21T01:52:10","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=523629"},"modified":"2026-01-21T08:52:10","modified_gmt":"2026-01-21T01:52:10","slug":"the-nfc","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/the-nfc\/","title":{"rendered":"Th\u1ebb NFC l\u00e0 g\u00ec? C\u00e1ch ho\u1ea1t \u0111\u1ed9ng, c\u00f4ng d\u1ee5ng v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng"},"content":{"rendered":"

Th\u1ebb NFC<\/b> ng\u00e0y c\u00e0ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn trong \u0111\u1eddi s\u1ed1ng hi\u1ec7n \u0111\u1ea1i, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c l\u0129nh v\u1ef1c thanh to\u00e1n kh\u00f4ng ti\u1ebfp x\u00fac, ki\u1ec3m so\u00e1t ra v\u00e0o v\u00e0 nh\u1eadn di\u1ec7n th\u00f4ng tin. V\u1eady NFC l\u00e0 g\u00ec, c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng ra sao, c\u00f3 nh\u1eefng c\u00f4ng d\u1ee5ng n\u00e0o n\u1ed5i b\u1eadt v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng NFC nh\u01b0 th\u1ebf n\u00e0o cho hi\u1ec7u qu\u1ea3? H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u chi ti\u1ebft trong n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y.<\/span><\/p>\n

Th\u1ebb NFC l\u00e0 g\u00ec?<\/b><\/h2>\n

\u0110\u00e2y l\u00e0 kh\u00e1i ni\u1ec7m \u0111ang thu h\u00fat s\u1ef1 quan t\u00e2m l\u1edbn trong b\u1ed1i c\u1ea3nh c\u00f4ng ngh\u1ec7 kh\u00f4ng ti\u1ebfp x\u00fac ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd. NFC (Near-Field Communication) \u0111\u01b0\u1ee3c hi\u1ec3u l\u00e0 gi\u1ea3i ph\u00e1p giao ti\u1ebfp t\u1ea7m g\u1ea7n, cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed truy\u1ec1n \u2013 nh\u1eadn d\u1eef li\u1ec7u nhanh ch\u00f3ng khi \u0111\u1eb7t \u1edf kho\u1ea3ng c\u00e1ch r\u1ea5t ng\u1eafn, th\u01b0\u1eddng d\u01b0\u1edbi 4 cm. Nh\u1edd \u0111\u1eb7c t\u00ednh k\u1ebft n\u1ed1i t\u1ee9c th\u00ec, kh\u00f4ng c\u1ea7n gh\u00e9p \u0111\u00f4i ph\u1ee9c t\u1ea1p, c\u00f4ng ngh\u1ec7 n\u00e0y mang l\u1ea1i tr\u1ea3i nghi\u1ec7m s\u1eed d\u1ee5ng thu\u1eadn ti\u1ec7n, an to\u00e0n v\u00e0 ti\u1ebft ki\u1ec7m th\u1eddi gian trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng kh\u00e1c nhau c\u1ee7a \u0111\u1eddi s\u1ed1ng s\u1ed1.<\/span><\/p>\n

\"the-nfc-1\"<\/picture><\/p>\n

V\u1ec1 b\u1ea3n ch\u1ea5t, NFC v\u1eadn h\u00e0nh d\u1ef1a tr\u00ean nguy\u00ean l\u00fd c\u1ea3m \u1ee9ng t\u1eeb c\u1ee7a s\u00f3ng v\u00f4 tuy\u1ebfn RFID, gi\u00fap trao \u0111\u1ed5i th\u00f4ng tin v\u1edbi m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng th\u1ea5p. Ch\u00ednh v\u00ec v\u1eady, NFC c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n ri\u00eang, \u0111\u1ed3ng th\u1eddi v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao. Ng\u00e0y nay, c\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong thanh to\u00e1n \u0111i\u1ec7n t\u1eed, ki\u1ec3m so\u00e1t truy c\u1eadp, x\u00e1c th\u1ef1c danh t\u00ednh v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u nhanh, g\u00f3p ph\u1ea7n n\u00e2ng cao hi\u1ec7u qu\u1ea3 v\u00e0 s\u1ef1 ti\u1ec7n l\u1ee3i cho ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n

Th\u1ebb NFC d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/b><\/h2>\n

Ch\u1ec9 v\u1edbi m\u1ed9t thao t\u00e1c ch\u1ea1m nh\u1eb9, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ho\u00e0n t\u1ea5t giao d\u1ecbch mua s\u1eafm, tr\u1ea3 ph\u00ed d\u1ecbch v\u1ee5 ho\u1eb7c s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ti\u1ec7n c\u00f4ng c\u1ed9ng nhanh ch\u00f3ng. Khi \u0111i\u1ec7n tho\u1ea1i \u0111\u00e3 li\u00ean k\u1ebft Apple Pay, Google Pay hay Samsung Pay, thi\u1ebft b\u1ecb c\u00e1 nh\u00e2n s\u1ebd tr\u1edf th\u00e0nh v\u00ed \u0111i\u1ec7n t\u1eed linh ho\u1ea1t, gi\u00fap h\u1ea1n ch\u1ebf mang theo ti\u1ec1n m\u1eb7t, gi\u1ea3m r\u1ee7i ro th\u1ea5t l\u1ea1c, \u0111\u1ed3ng th\u1eddi n\u00e2ng cao th\u00f3i quen chi ti\u00eau th\u00f4ng minh trong \u0111\u1eddi s\u1ed1ng s\u1ed1.<\/span><\/p>\n

B\u00ean c\u1ea1nh l\u0129nh v\u1ef1c t\u00e0i ch\u00ednh, c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f2n h\u1ed7 tr\u1ee3 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3 gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb. H\u00ecnh \u1ea3nh, video, danh b\u1ea1 ho\u1eb7c t\u00e0i li\u1ec7u \u0111\u01b0\u1ee3c chia s\u1ebb t\u1ee9c th\u00ec ch\u1ec9 b\u1eb1ng thao t\u00e1c ch\u1ea1m, kh\u00f4ng c\u1ea7n d\u00f2 t\u00ecm hay gh\u00e9p n\u1ed1i ph\u1ee9c t\u1ea1p nh\u01b0 tr\u01b0\u1edbc. Nh\u1edd v\u1eady, qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i th\u00f4ng tin tr\u1edf n\u00ean nhanh g\u1ecdn, li\u1ec1n m\u1ea1ch, ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u l\u00e0m vi\u1ec7c v\u00e0 gi\u1ea3i tr\u00ed li\u00ean t\u1ee5c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n

\"the-nfc-2\"<\/picture><\/p>\n

Ngo\u00e0i ra, kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i v\u1edbi laptop, tivi, loa ho\u1eb7c tai nghe c\u0169ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u00e1ng k\u1ec3. Vi\u1ec7c thi\u1ebft l\u1eadp li\u00ean k\u1ebft di\u1ec5n ra t\u1ef1 \u0111\u1ed9ng, gi\u1ea3m thao t\u00e1c th\u1ee7 c\u00f4ng, ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 h\u1ea1n ch\u1ebf l\u1ed7i k\u1ef9 thu\u1eadt. \u0110i\u1ec1u n\u00e0y mang l\u1ea1i tr\u1ea3i nghi\u1ec7m li\u1ec1n m\u1ea1ch khi nghe nh\u1ea1c, tr\u00ecnh chi\u1ebfu n\u1ed9i dung ho\u1eb7c l\u00e0m vi\u1ec7c \u0111a thi\u1ebft b\u1ecb.<\/span><\/p>\n

Kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf \u0111\u00f3, NFC Tag c\u00f2n cho ph\u00e9p t\u1ef1 \u0111\u1ed9ng h\u00f3a t\u00e1c v\u1ee5 v\u00e0 \u0111i\u1ec1u khi\u1ec3n h\u1ec7 sinh th\u00e1i th\u00f4ng minh. T\u1eeb x\u00e1c th\u1ef1c danh t\u00ednh, v\u00e9 \u0111i\u1ec7n t\u1eed, check-in s\u1ef1 ki\u1ec7n \u0111\u1ebfn marketing t\u01b0\u01a1ng t\u00e1c hay y t\u1ebf s\u1ed1, c\u00f4ng ngh\u1ec7 n\u00e0y \u0111ang t\u1eebng b\u01b0\u1edbc m\u1edf r\u1ed9ng \u1ee9ng d\u1ee5ng, g\u00f3p ph\u1ea7n x\u00e2y d\u1ef1ng cu\u1ed9c s\u1ed1ng ti\u1ec7n nghi, an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n.<\/span><\/p>\n

Ph\u00e2n lo\u1ea1i th\u1ebb NFC ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/b><\/h2>\n

Tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay, NFC \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111a d\u1ea1ng v\u1ec1 chu\u1ea9n chip, dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi thi\u1ebft b\u1ecb. M\u1ed7i lo\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m ph\u1ee5c v\u1ee5 nh\u1eefng m\u1ee5c \u0111\u00edch kh\u00e1c nhau nh\u01b0 thanh to\u00e1n kh\u00f4ng ti\u1ebfp x\u00fac, ki\u1ec3m so\u00e1t truy c\u1eadp, x\u00e1c th\u1ef1c danh t\u00ednh, marketing t\u01b0\u01a1ng t\u00e1c ho\u1eb7c t\u1ef1 \u0111\u1ed9ng h\u00f3a th\u00f4ng minh.<\/span><\/p>\n\n\n\n\n\n\n\n\n
Lo\u1ea1i NFC<\/b><\/td>\nChu\u1ea9n chip<\/b><\/td>\nDung l\u01b0\u1ee3ng<\/b><\/td>\n\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt<\/b><\/td>\n\u1ee8ng d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/b><\/td>\n<\/tr>\n
NFC Type 1<\/span><\/td>\nISO 14443A<\/span><\/td>\nTh\u1ea5p<\/span><\/td>\nGi\u00e1 r\u1ebb, ghi m\u1ed9t l\u1ea7n<\/span><\/td>\nNh\u1eadn di\u1ec7n c\u01a1 b\u1ea3n, qu\u1ea3ng c\u00e1o<\/span><\/td>\n<\/tr>\n
NFC Type 2<\/span><\/td>\nISO 14443A<\/span><\/td>\nTrung b\u00ecnh<\/span><\/td>\nPh\u1ed5 bi\u1ebfn, d\u1ec5 s\u1eed d\u1ee5ng<\/span><\/td>\nTh\u1ebb th\u00f4ng tin, NFC Tag<\/span><\/td>\n<\/tr>\n
NFC Type 3<\/span><\/td>\nFeliCa<\/span><\/td>\nTrung b\u00ecnh<\/span><\/td>\nT\u1ed1c \u0111\u1ed9 cao<\/span><\/td>\nV\u00e9 \u0111i\u1ec7n t\u1eed, giao th\u00f4ng<\/span><\/td>\n<\/tr>\n
NFC Type 4<\/span><\/td>\nISO 14443A\/B<\/span><\/td>\nCao<\/span><\/td>\nB\u1ea3o m\u1eadt t\u1ed1t<\/span><\/td>\nThanh to\u00e1n, ki\u1ec3m so\u00e1t truy c\u1eadp<\/span><\/td>\n<\/tr>\n
NFC Type 5<\/span><\/td>\nISO 15693<\/span><\/td>\nLinh ho\u1ea1t<\/span><\/td>\nKho\u1ea3ng c\u00e1ch xa h\u01a1n<\/span><\/td>\nQu\u1ea3n l\u00fd t\u00e0i s\u1ea3n, logistics<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

C\u00e1ch s\u1eed d\u1ee5ng th\u1ebb NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i<\/b><\/h2>\n

V\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a NFC, \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n ph\u1ee5c v\u1ee5 li\u00ean l\u1ea1c m\u00e0 c\u00f2n tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 thanh to\u00e1n, chia s\u1ebb d\u1eef li\u1ec7u v\u00e0 \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb ti\u1ec7n l\u1ee3i. Vi\u1ec7c n\u1eafm r\u00f5 c\u00e1ch s\u1eed d\u1ee5ng gi\u00fap ng\u01b0\u1eddi d\u00f9ng khai th\u00e1c t\u1ed1i \u0111a t\u00ednh n\u0103ng s\u1eb5n c\u00f3, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o thao t\u00e1c \u0111\u00fang, an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3.<\/span><\/p>\n

Ki\u1ec3m tra \u0111i\u1ec7n tho\u1ea1i c\u00f3 NFC kh\u00f4ng?<\/b><\/h3>\n

B\u01b0\u1edbc 1: M\u1edf ph\u1ea7n C\u00e0i \u0111\u1eb7t (Settings) t\u1eeb m\u00e0n h\u00ecnh ch\u00ednh. \u0110\u00e2y l\u00e0 n\u01a1i qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 ch\u1ee9c n\u0103ng v\u00e0 k\u1ebft n\u1ed1i h\u1ec7 th\u1ed1ng c\u1ee7a \u0111i\u1ec7n tho\u1ea1i.<\/span><\/p>\n

B\u01b0\u1edbc 2: Truy c\u1eadp m\u1ee5c K\u1ebft n\u1ed1i, M\u1ea1ng v\u00e0 Internet ho\u1eb7c T\u00f9y ch\u1ecdn k\u1ebft n\u1ed1i kh\u00e1c, t\u00f9y theo giao di\u1ec7n t\u1eebng h\u00e3ng s\u1ea3n xu\u1ea5t. Trong danh s\u00e1ch hi\u1ec3n th\u1ecb, h\u00e3y t\u00ecm t\u00f9y ch\u1ecdn c\u00f3 t\u00ean <\/span>th\u1ebb NFC<\/b> ho\u1eb7c Giao ti\u1ebfp tr\u01b0\u1eddng g\u1ea7n.<\/span><\/p>\n

\"the-nfc-3\"<\/picture><\/p>\n

B\u01b0\u1edbc 3: N\u1ebfu m\u1ee5c n\u00e0y xu\u1ea5t hi\u1ec7n k\u00e8m c\u00f4ng t\u1eafc b\u1eadt t\u1eaft, \u0111i\u1ec1u \u0111\u00f3 \u0111\u1ed3ng ngh\u0129a thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c trang b\u1ecb NFC v\u00e0 s\u1eb5n s\u00e0ng s\u1eed d\u1ee5ng.<\/span><\/p>\n

B\u01b0\u1edbc 4: Trong tr\u01b0\u1eddng h\u1ee3p mu\u1ed1n ki\u1ec3m tra nhanh h\u01a1n, h\u00e3y k\u00e9o thanh th\u00f4ng b\u00e1o nhanh t\u1eeb tr\u00ean xu\u1ed1ng. Quan s\u00e1t c\u00e1c bi\u1ec3u t\u01b0\u1ee3ng hi\u1ec3n th\u1ecb, n\u1ebfu th\u1ea5y bi\u1ec3u t\u01b0\u1ee3ng NFC, b\u1ea1n ch\u1ec9 c\u1ea7n ch\u1ea1m \u0111\u1ec3 k\u00edch ho\u1ea1t ngay.<\/span><\/p>\n

C\u00e1ch b\u1eadt NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i Android<\/b><\/h3>\n

B\u01b0\u1edbc 1: Truy c\u1eadp C\u00e0i \u0111\u1eb7t (Settings) t\u1eeb m\u00e0n h\u00ecnh ch\u00ednh ho\u1eb7c ng\u0103n \u1ee9ng d\u1ee5ng. \u0110\u00e2y l\u00e0 khu v\u1ef1c qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 ch\u1ee9c n\u0103ng h\u1ec7 th\u1ed1ng c\u1ee7a \u0111i\u1ec7n tho\u1ea1i.<\/span><\/p>\n

B\u01b0\u1edbc 2: T\u00ecm v\u00e0 ch\u1ecdn m\u1ee5c Thi\u1ebft b\u1ecb \u0111\u00e3 k\u1ebft n\u1ed1i, K\u1ebft n\u1ed1i ho\u1eb7c T\u00f9y ch\u1ecdn k\u1ebft n\u1ed1i kh\u00e1c. C\u00e1c m\u1ee5c n\u00e0y th\u01b0\u1eddng n\u1eb1m g\u1ea7n ph\u1ea7n qu\u1ea3n l\u00fd Wi-Fi v\u00e0 Bluetooth.<\/span><\/p>\n

\"the-nfc-4\"<\/picture><\/p>\n

B\u01b0\u1edbc 3: Trong danh s\u00e1ch hi\u1ec3n th\u1ecb, nh\u1ea5n v\u00e0o <\/span>th\u1ebb NFC <\/b>v\u00e0 thanh to\u00e1n kh\u00f4ng ti\u1ebfp x\u00fac \u0111\u1ec3 m\u1edf ph\u1ea7n c\u00e0i \u0111\u1eb7t chi ti\u1ebft li\u00ean quan \u0111\u1ebfn c\u00f4ng ngh\u1ec7 giao ti\u1ebfp t\u1ea7m g\u1ea7n.<\/span><\/p>\n

B\u01b0\u1edbc 4: G\u1ea1t c\u00f4ng t\u1eafc sang tr\u1ea1ng th\u00e1i B\u1eadt (On) \u0111\u1ec3 k\u00edch ho\u1ea1t NFC. Khi ho\u00e0n t\u1ea5t, thi\u1ebft b\u1ecb \u0111\u00e3 s\u1eb5n s\u00e0ng cho c\u00e1c thao t\u00e1c thanh to\u00e1n, chia s\u1ebb d\u1eef li\u1ec7u ho\u1eb7c k\u1ebft n\u1ed1i th\u00f4ng minh.<\/span><\/p>\n

B\u01b0\u1edbc 5: \u0110\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian, b\u1ea1n c\u00f3 th\u1ec3 k\u00e9o thanh th\u00f4ng b\u00e1o nhanh t\u1eeb tr\u00ean xu\u1ed1ng v\u00e0 ch\u1ea1m tr\u1ef1c ti\u1ebfp v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng NFC \u0111\u1ec3 b\u1eadt ho\u1eb7c t\u1eaft ngay l\u1eadp t\u1ee9c.<\/span><\/p>\n

C\u00e1ch b\u1eadt NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i iPhone<\/b><\/h3>\n

B\u01b0\u1edbc 1: \u0110\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb thu\u1ed9c c\u00e1c d\u00f2ng iPhone h\u1ed7 tr\u1ee3 NFC hi\u1ec7n \u0111\u1ea1i nh\u01b0 XR, XS tr\u1edf l\u00ean. Tr\u00ean nh\u1eefng m\u1eabu n\u00e0y, t\u00ednh n\u0103ng \u0111\u1ecdc NFC lu\u00f4n ho\u1ea1t \u0111\u1ed9ng s\u1eb5n, kh\u00f4ng y\u00eau c\u1ea7u k\u00edch ho\u1ea1t th\u1ee7 c\u00f4ng trong ph\u1ea7n c\u00e0i \u0111\u1eb7t h\u1ec7 th\u1ed1ng.<\/span><\/p>\n

B\u01b0\u1edbc 2: M\u1edf \u1ee9ng d\u1ee5ng V\u00ed (Wallet) v\u00e0 th\u00eam th\u1ebb t\u00edn d\u1ee5ng, th\u1ebb ghi n\u1ee3, v\u00e9 m\u00e1y bay ho\u1eb7c ch\u00eca kh\u00f3a k\u1ef9 thu\u1eadt s\u1ed1. Vi\u1ec7c li\u00ean k\u1ebft gi\u00fap \u0111i\u1ec7n tho\u1ea1i tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 thanh to\u00e1n v\u00e0 x\u00e1c th\u1ef1c linh ho\u1ea1t trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng.<\/span><\/p>\n

\"the-nfc-5\"<\/picture><\/p>\n

B\u01b0\u1edbc 3: Khi c\u1ea7n thanh to\u00e1n ho\u1eb7c m\u1edf kh\u00f3a, ch\u1ec9 c\u1ea7n \u0111\u01b0a iPhone l\u1ea1i g\u1ea7n thi\u1ebft b\u1ecb t\u01b0\u01a1ng th\u00edch. H\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng nh\u1eadn di\u1ec7n v\u00e0 x\u1eed l\u00fd y\u00eau c\u1ea7u nhanh ch\u00f3ng, \u0111\u1ea3m b\u1ea3o t\u00ednh an to\u00e0n.<\/span><\/p>\n

B\u01b0\u1edbc 4: \u0110\u1ec3 \u0111\u1ecdc <\/span>th\u1ebb NFC <\/b>Tag ho\u1eb7c s\u1eed d\u1ee5ng App Clips, h\u00e3y \u0111\u01b0a ph\u1ea7n \u0111\u1ec9nh \u0111i\u1ec7n tho\u1ea1i ch\u1ea1m g\u1ea7n th\u1ebb. Thi\u1ebft b\u1ecb s\u1ebd l\u1eadp t\u1ee9c th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh s\u1eb5n nh\u01b0 m\u1edf trang web, k\u1ebft n\u1ed1i Wi-Fi ho\u1eb7c tr\u1ea3i nghi\u1ec7m nhanh m\u1ed9t t\u00ednh n\u0103ng \u1ee9ng d\u1ee5ng.<\/span><\/p>\n

C\u00e1ch t\u1eaft NFC tr\u00ean \u0111i\u1ec7n tho\u1ea1i<\/b><\/h3>\n

\u0110\u1ed1i v\u1edbi \u0111i\u1ec7n tho\u1ea1i Android, tr\u01b0\u1edbc ti\u00ean, b\u1ea1n m\u1edf C\u00e0i \u0111\u1eb7t (Settings) tr\u00ean \u0111i\u1ec7n tho\u1ea1i, sau \u0111\u00f3 ch\u1ecdn K\u1ebft n\u1ed1i, Thi\u1ebft b\u1ecb \u0111\u00e3 k\u1ebft n\u1ed1i ho\u1eb7c T\u00f9y ch\u1ecdn k\u1ebft n\u1ed1i kh\u00e1c t\u00f9y giao di\u1ec7n t\u1eebng h\u00e3ng. Ti\u1ebfp theo, nh\u1ea5n v\u00e0o m\u1ee5c NFC ho\u1eb7c NFC v\u00e0 thanh to\u00e1n kh\u00f4ng ti\u1ebfp x\u00fac, r\u1ed3i g\u1ea1t c\u00f4ng t\u1eafc sang tr\u1ea1ng th\u00e1i T\u1eaft (Off). Ngo\u00e0i ra, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 t\u1eaft nhanh b\u1eb1ng c\u00e1ch k\u00e9o thanh th\u00f4ng b\u00e1o nhanh t\u1eeb tr\u00ean xu\u1ed1ng v\u00e0 ch\u1ea1m v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng NFC \u0111\u1ec3 v\u00f4 hi\u1ec7u h\u00f3a ngay l\u1eadp t\u1ee9c.<\/span><\/p>\n

\"the-nfc-6\"<\/picture><\/p>\n

C\u00f2n \u0111\u1ed1i v\u1edbi \u0111i\u1ec7n tho\u1ea1i iPhone hi\u1ec7n \u0111\u1ea1i, NFC \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ho\u1ea1t \u0111\u1ed9ng \u1edf ch\u1ebf \u0111\u1ed9 n\u1ec1n v\u1edbi m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng r\u1ea5t th\u1ea5p v\u00e0 ch\u1ec9 k\u00edch ho\u1ea1t khi c\u1ea7n thi\u1ebft, ch\u1eb3ng h\u1ea1n nh\u01b0 thanh to\u00e1n Apple Pay ho\u1eb7c \u0111\u1ecdc NFC Tag. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o tr\u1ea3i nghi\u1ec7m li\u1ec1n m\u1ea1ch, \u0111\u1ed3ng th\u1eddi v\u1eabn duy tr\u00ec t\u00ednh an to\u00e0n v\u00e0 ti\u1ec7n l\u1ee3i trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.<\/span><\/p>\n

So s\u00e1nh th\u1ebb NFC v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 kh\u00f4ng d\u00e2y kh\u00e1c<\/b><\/h2>\n

B\u1ea3ng so s\u00e1nh sau \u0111\u00e2y s\u1ebd gi\u00fap ng\u01b0\u1eddi d\u00f9ng c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa nh\u1eefng ph\u01b0\u01a1ng th\u1ee9c k\u1ebft n\u1ed1i ph\u1ed5 bi\u1ebfn hi\u1ec7n nay. M\u1ed7i gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n d\u1ef1a tr\u00ean nguy\u00ean l\u00fd ri\u00eang, ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng kh\u00e1c nhau nh\u01b0 truy\u1ec1n d\u1eef li\u1ec7u, x\u00e1c th\u1ef1c th\u00f4ng tin, k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb hay chia s\u1ebb n\u1ed9i dung.<\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Ti\u00eau ch\u00ed<\/b><\/td>\nNFC (Giao ti\u1ebfp tr\u01b0\u1eddng g\u1ea7n)<\/b><\/td>\nBluetooth<\/b><\/td>\nRFID<\/b><\/td>\nM\u00e3 QR<\/b><\/td>\nWi-Fi Direct<\/b><\/td>\n<\/tr>\n
C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng<\/span><\/td>\nS\u00f3ng radio 13.56 MHz qua c\u1ea3m \u1ee9ng t\u1eeb<\/span><\/td>\nS\u00f3ng radio 2.4 GHz<\/span><\/td>\nS\u00f3ng radio LF, HF, UHF<\/span><\/td>\nH\u00ecnh \u1ea3nh quang h\u1ecdc 2D<\/span><\/td>\nS\u00f3ng radio Wi-Fi<\/span><\/td>\n<\/tr>\n
Kho\u1ea3ng c\u00e1ch<\/span><\/td>\nR\u1ea5t ng\u1eafn (<4 cm)<\/span><\/td>\nTrung b\u00ecnh (~10 m)<\/span><\/td>\nT\u1eeb g\u1ea7n \u0111\u1ebfn r\u1ea5t xa<\/span><\/td>\nPh\u1ee5 thu\u1ed9c camera<\/span><\/td>\nXa (>20 m)<\/span><\/td>\n<\/tr>\n
Th\u1eddi gian k\u1ebft n\u1ed1i<\/span><\/td>\nG\u1ea7n nh\u01b0 t\u1ee9c th\u00ec<\/span><\/td>\nC\u1ea7n d\u00f2 t\u00ecm<\/span><\/td>\nT\u1ef1 \u0111\u1ed9ng khi v\u00e0o v\u00f9ng \u0111\u1ecdc<\/span><\/td>\nPh\u1ee5 thu\u1ed9c thao t\u00e1c<\/span><\/td>\nC\u1ea7n thi\u1ebft l\u1eadp<\/span><\/td>\n<\/tr>\n
T\u1ed1c \u0111\u1ed9 truy\u1ec1n<\/span><\/td>\nTh\u1ea5p<\/span><\/td>\nTrung b\u00ecnh \u2013 cao<\/span><\/td>\nR\u1ea5t th\u1ea5p<\/span><\/td>\nKh\u00f4ng \u00e1p d\u1ee5ng<\/span><\/td>\nR\u1ea5t cao<\/span><\/td>\n<\/tr>\n
Ti\u00eau th\u1ee5 pin<\/span><\/td>\nR\u1ea5t th\u1ea5p<\/span><\/td>\nTh\u1ea5p \u2013 trung b\u00ecnh<\/span><\/td>\nR\u1ea5t th\u1ea5p<\/span><\/td>\nKh\u00f4ng c\u00f3<\/span><\/td>\nCao<\/span><\/td>\n<\/tr>\n
Ki\u1ec3u k\u1ebft n\u1ed1i<\/span><\/td>\nHai chi\u1ec1u<\/span><\/td>\nHai chi\u1ec1u<\/span><\/td>\nCh\u1ee7 y\u1ebfu m\u1ed9t chi\u1ec1u<\/span><\/td>\nM\u1ed9t chi\u1ec1u<\/span><\/td>\nHai chi\u1ec1u<\/span><\/td>\n<\/tr>\n
Chi ph\u00ed<\/span><\/td>\nTh\u1ea5p<\/span><\/td>\nTrung b\u00ecnh<\/span><\/td>\n\u0110a d\u1ea1ng<\/span><\/td>\nG\u1ea7n nh\u01b0 mi\u1ec5n ph\u00ed<\/span><\/td>\nTrung b\u00ecnh<\/span><\/td>\n<\/tr>\n
B\u1ea3o m\u1eadt<\/span><\/td>\nCao<\/span><\/td>\nTrung b\u00ecnh<\/span><\/td>\nT\u00f9y h\u1ec7 th\u1ed1ng<\/span><\/td>\nTh\u1ea5p<\/span><\/td>\nPh\u1ee5 thu\u1ed9c c\u1ea5u h\u00ecnh<\/span><\/td>\n<\/tr>\n
\u1ee8ng d\u1ee5ng ch\u00ednh<\/span><\/td>\nThanh to\u00e1n, v\u00e9, t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/span><\/td>\nPh\u1ee5 ki\u1ec7n, truy\u1ec1n file<\/span><\/td>\nLogistics, qu\u1ea3n l\u00fd<\/span><\/td>\nCheck-in, chia s\u1ebb link<\/span><\/td>\nTruy\u1ec1n file l\u1edbn<\/span><\/td>\n<\/tr>\n
Quan h\u1ec7 c\u00f4ng ngh\u1ec7<\/span><\/td>\nNh\u00e1nh con c\u1ee7a RFID<\/span><\/td>\n\u0110\u1ed9c l\u1eadp<\/span><\/td>\nN\u1ec1n t\u1ea3ng g\u1ed1c<\/span><\/td>\n\u0110\u1ed9c l\u1eadp<\/span><\/td>\n\u0110\u1ed9c l\u1eadp<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a th\u1ebb NFC<\/b><\/h2>\n

NFC mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch n\u1ed5i b\u1eadt nh\u01b0 thao t\u00e1c nhanh, ti\u1ec7n l\u1ee3i, m\u1ee9c \u0111\u1ed9 an to\u00e0n cao v\u00e0 kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p linh ho\u1ea1t v\u1edbi thi\u1ebft b\u1ecb th\u00f4ng minh. Tuy nhi\u00ean, b\u00ean c\u1ea1nh nh\u1eefng \u0111i\u1ec3m m\u1ea1nh, c\u00f4ng ngh\u1ec7 n\u00e0y c\u0169ng t\u1ed3n t\u1ea1i m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf nh\u1ea5t \u0111\u1ecbnh li\u00ean quan \u0111\u1ebfn kho\u1ea3ng c\u00e1ch ho\u1ea1t \u0111\u1ed9ng, t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 ph\u1ea1m vi \u1ee9ng d\u1ee5ng.<\/span><\/p>\n

\u01afu \u0111i\u1ec3m<\/b><\/h3>\n

Ti\u1ec7n l\u1ee3i v\u00e0 nhanh ch\u00f3ng l\u00e0 \u0111i\u1ec3m m\u1ea1nh d\u1ec5 nh\u1eadn th\u1ea5y nh\u1ea5t c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y. Ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n \u0111\u01b0a thi\u1ebft b\u1ecb ho\u1eb7c th\u1ebb l\u1ea1i g\u1ea7n nhau \u0111\u1ec3 th\u1ef1c hi\u1ec7n k\u1ebft n\u1ed1i, kh\u00f4ng ph\u1ea3i d\u00f2 t\u00ecm, nh\u1eadp m\u00e3 hay x\u00e1c nh\u1eadn nhi\u1ec1u b\u01b0\u1edbc nh\u01b0 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c truy\u1ec1n th\u1ed1ng.\u00a0<\/span><\/p>\n

Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng c\u0169ng l\u00e0 \u01b0u th\u1ebf n\u1ed5i b\u1eadt khi\u1ebfn NFC \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao. C\u00f4ng ngh\u1ec7 giao ti\u1ebfp t\u1ea7m g\u1ea7n ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng r\u1ea5t th\u1ea5p, th\u1eadm ch\u00ed nhi\u1ec1u th\u1ebb ho\u1ea1t \u0111\u1ed9ng th\u1ee5 \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n ngu\u1ed3n ri\u00eang. Nh\u1edd \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng th\u01b0\u1eddng xuy\u00ean kh\u00f4ng g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn th\u1eddi l\u01b0\u1ee3ng pin \u0111i\u1ec7n tho\u1ea1i, \u0111\u1ed3ng th\u1eddi gi\u00fap thi\u1ebft b\u1ecb duy tr\u00ec hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh l\u00e2u d\u00e0i.<\/span><\/p>\n

\"the-nfc-7\"<\/picture><\/p>\n

B\u1ea3o m\u1eadt c\u01a1 b\u1ea3n t\u1ed1t l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn thanh to\u00e1n v\u00e0 x\u00e1c th\u1ef1c. Do ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ef1c ng\u1eafn, kh\u1ea3 n\u0103ng b\u1ecb truy c\u1eadp tr\u00e1i ph\u00e9p t\u1eeb xa g\u1ea7n nh\u01b0 kh\u00f4ng \u0111\u00e1ng k\u1ec3. K\u1ebft h\u1ee3p c\u00f9ng c\u01a1 ch\u1ebf m\u00e3 h\u00f3a v\u00e0 ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng, NFC mang l\u1ea1i m\u1ee9c \u0111\u1ed9 an to\u00e0n ph\u00f9 h\u1ee3p cho nhi\u1ec1u nhu c\u1ea7u s\u1eed d\u1ee5ng c\u00e1 nh\u00e2n l\u1eabn doanh nghi\u1ec7p.<\/span><\/p>\n

\u0110a n\u0103ng v\u00e0 linh ho\u1ea1t, c\u00f4ng ngh\u1ec7 n\u00e0y h\u1ed7 tr\u1ee3 nhi\u1ec1u k\u1ecbch b\u1ea3n kh\u00e1c nhau trong \u0111\u1eddi s\u1ed1ng hi\u1ec7n \u0111\u1ea1i. T\u1eeb thanh to\u00e1n kh\u00f4ng ti\u1ebfp x\u00fac, chia s\u1ebb d\u1eef li\u1ec7u, ki\u1ec3m so\u00e1t ra v\u00e0o \u0111\u1ebfn t\u1ef1 \u0111\u1ed9ng h\u00f3a t\u00e1c v\u1ee5 th\u00f4ng minh, <\/span>th\u1ebb NFC<\/b> \u0111\u00f3ng vai tr\u00f2 c\u1ea7u n\u1ed1i gi\u1eefa thi\u1ebft b\u1ecb v\u00e0 h\u1ec7 sinh th\u00e1i s\u1ed1. S\u1ef1 linh ho\u1ea1t n\u00e0y gi\u00fap m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng, g\u00f3p ph\u1ea7n n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ti\u1ec7n nghi v\u00e0 hi\u1ec7u qu\u1ea3.<\/span><\/p>\n

Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/b><\/h3>\n

T\u1ed1c \u0111\u1ed9 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u ch\u1eadm l\u00e0 h\u1ea1n ch\u1ebf d\u1ec5 nh\u1eadn th\u1ea5y khi so s\u00e1nh v\u1edbi nhi\u1ec1u c\u00f4ng ngh\u1ec7 kh\u00f4ng d\u00e2y kh\u00e1c. V\u1edbi b\u0103ng th\u00f4ng ch\u1ec9 \u1edf m\u1ee9c kho\u1ea3ng 424 Kbps, NFC kh\u00f4ng ph\u00f9 h\u1ee3p cho vi\u1ec7c chia s\u1ebb t\u1eadp tin dung l\u01b0\u1ee3ng l\u1edbn nh\u01b0 video hay th\u01b0 m\u1ee5c n\u1eb7ng. Trong th\u1ef1c t\u1ebf, c\u00f4ng ngh\u1ec7 n\u00e0y th\u01b0\u1eddng ch\u1ec9 \u0111\u1ea3m nhi\u1ec7m vai tr\u00f2 kh\u1edfi t\u1ea1o li\u00ean k\u1ebft ban \u0111\u1ea7u, sau \u0111\u00f3 chuy\u1ec3n sang Bluetooth ho\u1eb7c Wi-Fi \u0111\u1ec3 ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i.<\/span><\/p>\n

Ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng r\u1ea5t ng\u1eafn c\u0169ng l\u00e0 m\u1ed9t \u0111i\u1ec3m b\u1ea5t l\u1ee3i trong m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng s\u1eed d\u1ee5ng. C\u00e1c thi\u1ebft b\u1ecb c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf kho\u1ea3ng c\u00e1ch c\u1ef1c g\u1ea7n, th\u01b0\u1eddng d\u01b0\u1edbi 4 cm, m\u1edbi c\u00f3 th\u1ec3 giao ti\u1ebfp th\u00e0nh c\u00f4ng. Y\u00eau c\u1ea7u n\u00e0y khi\u1ebfn NFC thi\u1ebfu linh ho\u1ea1t trong m\u00f4i tr\u01b0\u1eddng c\u1ea7n k\u1ebft n\u1ed1i t\u1eeb xa ho\u1eb7c kh\u00f4ng thu\u1eadn ti\u1ec7n cho nh\u1eefng thao t\u00e1c \u0111\u00f2i h\u1ecfi kho\u1ea3ng c\u00e1ch r\u1ed9ng.<\/span><\/p>\n

\"the-nfc-8\"<\/picture><\/p>\n

Y\u00eau c\u1ea7u t\u01b0\u01a1ng th\u00edch ph\u1ea7n c\u1ee9ng l\u00e0 y\u1ebfu t\u1ed1 c\u00f3 th\u1ec3 g\u00e2y h\u1ea1n ch\u1ebf tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. \u0110\u1ec3 qu\u00e1 tr\u00ecnh giao ti\u1ebfp di\u1ec5n ra, c\u1ea3 hai thi\u1ebft b\u1ecb \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c trang b\u1ecb chip NFC t\u01b0\u01a1ng th\u00edch. \u0110i\u1ec1u n\u00e0y khi\u1ebfn c\u00f4ng ngh\u1ec7 ch\u01b0a th\u1ec3 \u00e1p d\u1ee5ng \u0111\u1ed3ng b\u1ed9 tr\u00ean to\u00e0n b\u1ed9 thi\u1ebft b\u1ecb, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c d\u00f2ng gi\u00e1 r\u1ebb ho\u1eb7c s\u1ea3n ph\u1ea9m \u0111\u1eddi c\u0169.<\/span><\/p>\n

Nguy c\u01a1 b\u1ea3o m\u1eadt ti\u1ec1m \u1ea9n c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c l\u01b0u \u00fd khi s\u1eed d\u1ee5ng NFC. N\u1ebfu thi\u1ebfu c\u1ea3nh gi\u00e1c, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 v\u00f4 t\u00ecnh ch\u1ea1m \u0111i\u1ec7n tho\u1ea1i v\u00e0o th\u1ebb \u0111\u1ed9c h\u1ea1i, d\u1eabn \u0111\u1ebfn vi\u1ec7c truy c\u1eadp li\u00ean k\u1ebft nguy hi\u1ec3m ho\u1eb7c \u0111\u00e1nh c\u1eafp th\u00f4ng tin. Do \u0111\u00f3, vi\u1ec7c ki\u1ec3m so\u00e1t ngu\u1ed3n th\u1ebb v\u00e0 thi\u1ebft l\u1eadp quy\u1ec1n truy c\u1eadp l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/span><\/p>\n

L\u01b0u \u00fd \u0111\u1ec3 s\u1eed d\u1ee5ng th\u1ebb NFC an to\u00e0n<\/b><\/h2>\n

M\u1ed9t l\u01b0u \u00fd quan tr\u1ecdng l\u00e0 kh\u00f4ng n\u00ean \u0111\u1ec3 NFC \u1edf nh\u1eefng n\u01a1i d\u1ec5 b\u1ecb qu\u00e9t tr\u1ed9m, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u00fai ngo\u00e0i balo ho\u1eb7c v\u00ed kh\u00f4ng c\u00f3 l\u1edbp ch\u1ed1ng nhi\u1ec5u. Khi kh\u00f4ng s\u1eed d\u1ee5ng, n\u00ean t\u1eaft t\u00ednh n\u0103ng NFC tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng \u0111\u1ec3 tr\u00e1nh c\u00e1c k\u1ebft n\u1ed1i kh\u00f4ng mong mu\u1ed1n. Ngo\u00e0i ra, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n c\u1ea3nh gi\u00e1c v\u1edbi c\u00e1c thi\u1ebft b\u1ecb l\u1ea1 y\u00eau c\u1ea7u ch\u1ea1m th\u1ebb, \u0111\u1eb7c bi\u1ec7t t\u1ea1i n\u01a1i c\u00f4ng c\u1ed9ng \u0111\u00f4ng ng\u01b0\u1eddi.<\/span><\/p>\n

\"the-nfc-9\"<\/picture><\/p>\n

B\u00ean c\u1ea1nh \u0111\u00f3, vi\u1ec7c b\u1ea3o m\u1eadt th\u00f4ng tin li\u00ean k\u1ebft v\u1edbi th\u1ebb c\u0169ng r\u1ea5t c\u1ea7n thi\u1ebft. Ng\u01b0\u1eddi d\u00f9ng n\u00ean \u0111\u1eb7t m\u1eadt kh\u1ea9u m\u1ea1nh cho t\u00e0i kho\u1ea3n, kh\u00f4ng chia s\u1ebb d\u1eef li\u1ec7u c\u00e1 nh\u00e2n v\u00e0 th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra l\u1ecbch s\u1eed giao d\u1ecbch. N\u1ebfu ph\u00e1t hi\u1ec7n d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng, c\u1ea7n kh\u00f3a th\u1ebb ho\u1eb7c li\u00ean h\u1ec7 ngay v\u1edbi \u0111\u01a1n v\u1ecb ph\u00e1t h\u00e0nh \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 k\u1ecbp th\u1eddi.<\/span><\/p>\n

Cu\u1ed1i c\u00f9ng, h\u00e3y \u01b0u ti\u00ean s\u1eed d\u1ee5ng NFC t\u1eeb c\u00e1c nh\u00e0 cung c\u1ea5p uy t\u00edn v\u00e0 c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 v\u00e1 l\u1ed7i b\u1ea3o m\u1eadt. Vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc an to\u00e0n kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n m\u00e0 c\u00f2n mang l\u1ea1i tr\u1ea3i nghi\u1ec7m s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 ti\u1ec7n l\u1ee3i, hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n trong cu\u1ed9c s\u1ed1ng hi\u1ec7n \u0111\u1ea1i.<\/span><\/p>\n

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

T\u00f3m l\u1ea1i, vi\u1ec7c s\u1eed d\u1ee5ng <\/span>th\u1ebb NFC <\/b>\u0111\u00fang c\u00e1ch \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n khi \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 kh\u00f4ng ti\u1ebfp x\u00fac. Khi ng\u01b0\u1eddi d\u00f9ng ch\u1ee7 \u0111\u1ed9ng trang b\u1ecb ki\u1ebfn th\u1ee9c, n\u00e2ng cao c\u1ea3nh gi\u00e1c v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc b\u1ea3o m\u1eadt c\u1ea7n thi\u1ebft, nh\u1eefng r\u1ee7i ro ti\u1ec1m \u1ea9n s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n

Xem th\u00eam:<\/b><\/p>\n