{"id":477559,"date":"2023-08-09T09:16:45","date_gmt":"2023-08-09T09:16:45","guid":{"rendered":""},"modified":"2023-09-05T11:14:58","modified_gmt":"2023-09-05T11:14:58","slug":"imei","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/imei\/","title":{"rendered":"IMEI"},"content":{"rendered":"<p>IMEI, vi\u1ebft t\u1eaft c\u1ee7a International Mobile Equipment Identity, l\u00e0 s\u1ed1 nh\u1eadn d\u1ea1ng duy nh\u1ea5t \u0111\u01b0\u1ee3c g\u00e1n cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng. N\u00f3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t m\u00e3 \u0111\u1ecbnh danh quan tr\u1ecdng cho \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng v\u00e0 c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng kh\u00e1c. S\u1ed1 IMEI \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong nhi\u1ec1u kh\u00eda c\u1ea1nh kh\u00e1c nhau, bao g\u1ed3m theo d\u00f5i c\u00e1c thi\u1ebft b\u1ecb b\u1ecb m\u1ea5t ho\u1eb7c b\u1ecb \u0111\u00e1nh c\u1eafp, h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd m\u1ea1ng v\u00e0 h\u1ed7 tr\u1ee3 x\u00e1c th\u1ef1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng tr\u00ean m\u1ea1ng di \u0111\u1ed9ng.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a IMEI v\u00e0 s\u1ef1 \u0111\u1ec1 c\u1eadp \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00f3<\/h2>\n<p>Kh\u00e1i ni\u1ec7m x\u00e1c \u0111\u1ecbnh thi\u1ebft b\u1ecb di \u0111\u1ed9ng b\u1eb1ng c\u00e1c s\u1ed1 duy nh\u1ea5t c\u00f3 t\u1eeb cu\u1ed1i nh\u1eefng n\u0103m 1980 khi Li\u00ean minh Vi\u1ec5n th\u00f4ng Qu\u1ed1c t\u1ebf (ITU) nh\u1eadn ra s\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ti\u00eau chu\u1ea9n h\u00f3a \u0111\u1ec3 theo d\u00f5i c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a h\u1ec7 th\u1ed1ng IMEI v\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean n\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn l\u00e0 Khuy\u1ebfn ngh\u1ecb E.212 c\u1ee7a ITU-T n\u0103m 1989. H\u1ec7 th\u1ed1ng IMEI ban \u0111\u1ea7u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p m\u00e3 \u0111\u1ecbnh danh duy nh\u1ea5t tr\u00ean to\u00e0n c\u1ea7u cho t\u1eebng thi\u1ebft b\u1ecb di \u0111\u1ed9ng, gi\u00fap vi\u1ec7c n\u00e0y tr\u1edf n\u00ean d\u1ec5 d\u00e0ng. \u0111\u1ec3 ph\u00e2n bi\u1ec7t gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nhau tr\u00ean m\u1ea1ng di \u0111\u1ed9ng.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 IMEI: M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1 IMEI<\/h2>\n<p>M\u00e3 nh\u1eadn d\u1ea1ng thi\u1ebft b\u1ecb di \u0111\u1ed9ng qu\u1ed1c t\u1ebf (IMEI) l\u00e0 m\u00e3 g\u1ed3m 15 ch\u1eef s\u1ed1 bao g\u1ed3m s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c s\u1ed1. C\u00e1c ch\u1eef s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo m\u1ed9t \u0111\u1ecbnh d\u1ea1ng c\u1ee5 th\u1ec3 \u0111\u1ec3 truy\u1ec1n t\u1ea3i th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 thi\u1ebft b\u1ecb di \u0111\u1ed9ng. IMEI th\u01b0\u1eddng \u0111\u01b0\u1ee3c in tr\u00ean h\u1ed9p \u0111\u00f3ng g\u00f3i c\u1ee7a thi\u1ebft b\u1ecb ho\u1eb7c c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y b\u1eb1ng c\u00e1ch quay s\u1ed1 *#06# tr\u00ean b\u00e0n ph\u00edm \u0111i\u1ec7n tho\u1ea1i.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a IMEI: IMEI ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n<p>S\u1ed1 IMEI bao g\u1ed3m m\u1ed9t s\u1ed1 ph\u1ea7n t\u1eed truy\u1ec1n t\u1ea3i c\u00e1c chi ti\u1ebft kh\u00e1c nhau v\u1ec1 thi\u1ebft b\u1ecb di \u0111\u1ed9ng. C\u1ea5u tr\u00fac c\u1ee7a IMEI nh\u01b0 sau:<\/p>\n<ol>\n<li>\n<p><strong>Lo\u1ea1i M\u00e3 ph\u00e2n b\u1ed5 (TAC):<\/strong> S\u00e1u ch\u1eef s\u1ed1 \u0111\u1ea7u ti\u00ean c\u1ee7a IMEI \u0111\u1ea1i di\u1ec7n cho M\u00e3 ph\u00e2n b\u1ed5 lo\u1ea1i (TAC). Ph\u1ea7n IMEI n\u00e0y x\u00e1c \u0111\u1ecbnh nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3u m\u00e1y c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n<\/li>\n<li>\n<p><strong>M\u00e3 l\u1eafp r\u00e1p cu\u1ed1i c\u00f9ng (FAC):<\/strong> Sau TAC, hai ch\u1eef s\u1ed1 ti\u1ebfp theo l\u00e0 M\u00e3 l\u1eafp r\u00e1p cu\u1ed1i c\u00f9ng (FAC). Ph\u1ea7n n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u1ecb tr\u00ed n\u01a1i s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb.<\/p>\n<\/li>\n<li>\n<p><strong>S\u1ed1 S\u00ea-ri (SN):<\/strong> S\u00e1u ch\u1eef s\u1ed1 ti\u1ebfp theo t\u1ea1o th\u00e0nh S\u1ed1 s\u00ea-ri (SN), l\u00e0 s\u1ed1 nh\u1eadn d\u1ea1ng duy nh\u1ea5t cho thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3.<\/p>\n<\/li>\n<li>\n<p><strong>Ki\u1ec3m tra s\u1ed1 (CD):<\/strong> Ch\u1eef s\u1ed1 cu\u1ed1i c\u00f9ng c\u1ee7a IMEI l\u00e0 S\u1ed1 ki\u1ec3m tra (CD). Ch\u1eef s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng thu\u1eadt to\u00e1n c\u1ee5 th\u1ec3 \u0111\u1ec3 x\u00e1c minh t\u00ednh x\u00e1c th\u1ef1c c\u1ee7a IMEI.<\/p>\n<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a IMEI<\/h2>\n<p>IMEI cung c\u1ea5p m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng v\u00e0 l\u1ee3i \u00edch thi\u1ebft y\u1ebfu:<\/p>\n<ul>\n<li>\n<p><strong>Nh\u1eadn d\u1ea1ng thi\u1ebft b\u1ecb:<\/strong> IMEI cung c\u1ea5p m\u00e3 nh\u1eadn d\u1ea1ng duy nh\u1ea5t tr\u00ean to\u00e0n c\u1ea7u cho t\u1eebng thi\u1ebft b\u1ecb di \u0111\u1ed9ng, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng theo d\u00f5i v\u00e0 qu\u1ea3n l\u00fd ch\u00fang tr\u00ean m\u1ea1ng di \u0111\u1ed9ng.<\/p>\n<\/li>\n<li>\n<p><strong>Theo d\u00f5i thi\u1ebft b\u1ecb b\u1ecb m\u1ea5t ho\u1eb7c b\u1ecb \u0111\u00e1nh c\u1eafp:<\/strong> C\u00e1c c\u01a1 quan th\u1ef1c thi ph\u00e1p lu\u1eadt v\u00e0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 di \u0111\u1ed9ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng IMEI \u0111\u1ec3 theo d\u00f5i v\u00e0 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed c\u00e1c thi\u1ebft b\u1ecb b\u1ecb m\u1ea5t ho\u1eb7c b\u1ecb \u0111\u00e1nh c\u1eafp, gi\u1ea3m thi\u1ec3u h\u00e0nh vi tr\u1ed9m c\u1eafp \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng.<\/p>\n<\/li>\n<li>\n<p><strong>X\u00e1c th\u1ef1c:<\/strong> M\u1ea1ng di \u0111\u1ed9ng s\u1eed d\u1ee5ng IMEI \u0111\u1ec3 x\u00e1c th\u1ef1c thi\u1ebft b\u1ecb, \u0111\u1ea3m b\u1ea3o ch\u1ec9 nh\u1eefng thi\u1ebft b\u1ecb h\u1ee3p ph\u00e1p m\u1edbi c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi m\u1ea1ng c\u1ee7a h\u1ecd.<\/p>\n<\/li>\n<li>\n<p><strong>X\u00e1c nh\u1eadn b\u1ea3o h\u00e0nh:<\/strong> C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 nh\u00e0 b\u00e1n l\u1ebb s\u1eed d\u1ee5ng IMEI \u0111\u1ec3 ki\u1ec3m tra tr\u1ea1ng th\u00e1i b\u1ea3o h\u00e0nh c\u1ee7a thi\u1ebft b\u1ecb di \u0111\u1ed9ng, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho c\u00e1c d\u1ecbch v\u1ee5 s\u1eeda ch\u1eefa v\u00e0 thay th\u1ebf.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i IMEI<\/h2>\n<p>Ch\u1ee7 y\u1ebfu c\u00f3 hai lo\u1ea1i IMEI:<\/p>\n<ol>\n<li>\n<p><strong>IMEI \u0111\u01a1n:<\/strong> H\u1ea7u h\u1ebft c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng ph\u1ed5 bi\u1ebfn, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh v\u00e0 m\u00e1y t\u00ednh b\u1ea3ng, \u0111\u1ec1u c\u00f3 m\u1ed9t IMEI duy nh\u1ea5t nh\u1eadn d\u1ea1ng duy nh\u1ea5t to\u00e0n b\u1ed9 thi\u1ebft b\u1ecb.<\/p>\n<\/li>\n<li>\n<p><strong>IMEI k\u00e9p:<\/strong> M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh hai SIM, c\u00f3 hai s\u1ed1 IMEI\u2014m\u1ed9t s\u1ed1 cho m\u1ed7i khe c\u1eafm th\u1ebb SIM.<\/p>\n<\/li>\n<\/ol>\n<p>\u0110\u00e2y l\u00e0 so s\u00e1nh c\u1ee7a hai lo\u1ea1i trong m\u1ed9t b\u1ea3ng:<\/p>\n<table>\n<thead>\n<tr>\n<th><\/th>\n<th>IMEI \u0111\u01a1n<\/th>\n<th>IMEI k\u00e9p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>S\u1ef1 \u0111\u1ecbnh ngh\u0129a<\/td>\n<td>M\u1ed9t IMEI cho to\u00e0n b\u1ed9 thi\u1ebft b\u1ecb<\/td>\n<td>Hai s\u1ed1 IMEI cho m\u1ed7i khe SIM<\/td>\n<\/tr>\n<tr>\n<td>C\u00e1ch s\u1eed d\u1ee5ng<\/td>\n<td>H\u1ea7u h\u1ebft c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh ti\u00eau chu\u1ea9n<\/td>\n<td>\u0110i\u1ec7n tho\u1ea1i th\u00f4ng minh hai SIM<\/td>\n<\/tr>\n<tr>\n<td>Nh\u1eadn bi\u1ebft<\/td>\n<td>X\u00e1c \u0111\u1ecbnh to\u00e0n b\u1ed9 thi\u1ebft b\u1ecb<\/td>\n<td>X\u00e1c \u0111\u1ecbnh t\u1eebng khe SIM<\/td>\n<\/tr>\n<tr>\n<td>Thu\u1eadn l\u1ee3i<\/td>\n<td>\u0110\u01a1n gi\u1ea3n v\u00e0 ti\u1ec7n l\u1ee3i<\/td>\n<td>H\u1ed7 tr\u1ee3 nhi\u1ec1u SIM<\/td>\n<\/tr>\n<tr>\n<td>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/td>\n<td>Gi\u1edbi h\u1ea1n \u1edf m\u1ed9t m\u1ea1ng di \u0111\u1ed9ng<\/td>\n<td>Qu\u1ea3n l\u00fd ph\u1ee9c t\u1ea1p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng IMEI, 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\u00e1ch s\u1eed d\u1ee5ng IMEI:<\/h3>\n<ol>\n<li>\n<p><strong>Theo d\u00f5i IMEI:<\/strong> C\u00e1c c\u01a1 quan th\u1ef1c thi ph\u00e1p lu\u1eadt v\u00e0 nh\u00e0 khai th\u00e1c di \u0111\u1ed9ng s\u1eed d\u1ee5ng IMEI \u0111\u1ec3 theo d\u00f5i v\u00e0 \u0111\u1ecbnh v\u1ecb c\u00e1c thi\u1ebft b\u1ecb b\u1ecb m\u1ea5t ho\u1eb7c b\u1ecb \u0111\u00e1nh c\u1eafp.<\/p>\n<\/li>\n<li>\n<p><strong>X\u00e1c th\u1ef1c m\u1ea1ng:<\/strong> M\u1ea1ng di \u0111\u1ed9ng s\u1eed d\u1ee5ng IMEI \u0111\u1ec3 x\u00e1c th\u1ef1c thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i an to\u00e0n.<\/p>\n<\/li>\n<li>\n<p><strong>X\u00e1c nh\u1eadn b\u1ea3o h\u00e0nh:<\/strong> C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 nh\u00e0 b\u00e1n l\u1ebb x\u00e1c minh tr\u1ea1ng th\u00e1i b\u1ea3o h\u00e0nh c\u1ee7a thi\u1ebft b\u1ecb b\u1eb1ng IMEI.<\/p>\n<\/li>\n<\/ol>\n<h3>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng IMEI:<\/h3>\n<ol>\n<li>\n<p><strong>Nh\u00e2n b\u1ea3n IMEI:<\/strong> T\u1ed9i ph\u1ea1m c\u00f3 th\u1ec3 c\u1ed1 g\u1eafng sao ch\u00e9p s\u1ed1 IMEI \u0111\u1ec3 s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb b\u1ecb \u0111\u00e1nh c\u1eafp m\u1ed9t c\u00e1ch gian l\u1eadn. \u0110\u1ec3 ch\u1ed1ng l\u1ea1i \u0111i\u1ec1u n\u00e0y, c\u00e1c nh\u00e0 khai th\u00e1c di \u0111\u1ed9ng v\u00e0 c\u01a1 quan qu\u1ea3n l\u00fd th\u1ef1c hi\u1ec7n c\u00e1c quy tr\u00ecnh x\u00e1c th\u1ef1c v\u00e0 \u0111\u0103ng k\u00fd thi\u1ebft b\u1ecb nghi\u00eam ng\u1eb7t.<\/p>\n<\/li>\n<li>\n<p><strong>IMEI kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i:<\/strong> M\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb c\u00f3 s\u1ed1 IMEI kh\u00f4ng th\u1ec3 th\u00e1o r\u1eddi, khi\u1ebfn vi\u1ec7c s\u1eeda \u0111\u1ed5i ho\u1eb7c gi\u1ea3 m\u1ea1o ch\u00fang tr\u1edf n\u00ean kh\u00f3 kh\u0103n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a h\u1ec7 th\u1ed1ng nh\u1eadn d\u1ea1ng.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng 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><\/th>\n<th>IMEI<\/th>\n<th>IMSI<\/th>\n<th>ICCID<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>H\u00ecnh th\u1ee9c \u0111\u1ea7y \u0111\u1ee7<\/td>\n<td>Nh\u1eadn d\u1ea1ng thi\u1ebft b\u1ecb di \u0111\u1ed9ng qu\u1ed1c t\u1ebf<\/td>\n<td>Nh\u1eadn d\u1ea1ng thu\u00ea bao di \u0111\u1ed9ng qu\u1ed1c t\u1ebf<\/td>\n<td>B\u1ed9 nh\u1eadn d\u1ea1ng th\u1ebb m\u1ea1ch t\u00edch h\u1ee3p<\/td>\n<\/tr>\n<tr>\n<td>M\u1ee5c \u0111\u00edch<\/td>\n<td>Nh\u1eadn d\u1ea1ng v\u00e0 theo d\u00f5i thi\u1ebft b\u1ecb<\/td>\n<td>Nh\u1eadn d\u1ea1ng thu\u00ea bao tr\u00ean m\u1ea1ng<\/td>\n<td>Nh\u1eadn d\u1ea1ng th\u1ebb SIM<\/td>\n<\/tr>\n<tr>\n<td>C\u00e1ch s\u1eed d\u1ee5ng<\/td>\n<td>Thi\u1ebft b\u1ecb di \u0111\u1ed9ng (\u0111i\u1ec7n tho\u1ea1i, m\u00e1y t\u00ednh b\u1ea3ng, v.v.)<\/td>\n<td>X\u00e1c th\u1ef1c th\u1ebb SIM tr\u00ean m\u1ea1ng<\/td>\n<td>Nh\u1eadn d\u1ea1ng v\u00e0 k\u00edch ho\u1ea1t th\u1ebb SIM<\/td>\n<\/tr>\n<tr>\n<td>K\u1ebft c\u1ea5u<\/td>\n<td>M\u00e3 s\u1ed1 15 ch\u1eef s\u1ed1<\/td>\n<td>M\u00e3 s\u1ed1 15 ch\u1eef s\u1ed1<\/td>\n<td>M\u00e3 s\u1ed1 19-20 ch\u1eef s\u1ed1<\/td>\n<\/tr>\n<tr>\n<td>V\u1ecb tr\u00ed<\/td>\n<td>\u0110\u01b0\u1ee3c nh\u00fang v\u1eadt l\u00fd v\u00e0o thi\u1ebft b\u1ecb<\/td>\n<td>\u0110\u01b0\u1ee3c l\u01b0u trong th\u1ebb SIM<\/td>\n<td>In tr\u00ean th\u1ebb SIM<\/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 IMEI<\/h2>\n<p>Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, h\u1ec7 th\u1ed1ng IMEI c\u00f3 th\u1ec3 s\u1ebd \u0111\u01b0\u1ee3c n\u00e2ng cao h\u01a1n n\u1eefa \u0111\u1ec3 th\u00edch \u1ee9ng v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 y\u00eau c\u1ea7u m\u1edbi. M\u1ed9t s\u1ed1 ph\u00e1t tri\u1ec3n ti\u1ec1m n\u0103ng trong t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn IMEI bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>C\u00e1c bi\u1ec7n ph\u00e1p ch\u1ed1ng nh\u00e2n b\u1ea3n n\u00e2ng cao:<\/strong> \u0110\u1ec3 ch\u1ed1ng l\u1ea1i vi\u1ec7c sao ch\u00e9p IMEI, c\u00e1c h\u1ec7 th\u1ed1ng IMEI trong t\u01b0\u01a1ng lai c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p c\u00e1c thu\u1eadt to\u00e1n ch\u1ed1ng sao ch\u00e9p v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt ph\u1ee9c t\u1ea1p h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>Th\u00f4ng tin thi\u1ebft b\u1ecb m\u1edf r\u1ed9ng:<\/strong> IMEI c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng \u0111\u1ec3 bao g\u1ed3m c\u00e1c chi ti\u1ebft v\u00e0 kh\u1ea3 n\u0103ng b\u1ed5 sung d\u00e0nh ri\u00eang cho thi\u1ebft b\u1ecb nh\u1eb1m h\u1ed7 tr\u1ee3 c\u00e1c d\u1ecbch v\u1ee5 v\u00e0 t\u00ednh n\u0103ng m\u1edbi.<\/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 IMEI<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f9ng v\u1edbi IMEI \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0 cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng. B\u1eb1ng c\u00e1ch \u0111\u1ecbnh tuy\u1ebfn l\u01b0u l\u01b0\u1ee3ng thi\u1ebft b\u1ecb th\u00f4ng qua m\u00e1y ch\u1ee7 proxy, \u0111\u1ecba ch\u1ec9 IP g\u1ed1c v\u00e0 IMEI c\u1ee7a thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 b\u1ecb che gi\u1ea5u, khi\u1ebfn c\u00e1c t\u00e1c nh\u00e2n \u0111\u1ed9c h\u1ea1i kh\u00f3 theo d\u00f5i ho\u1eb7c nh\u1eafm m\u1ee5c ti\u00eau v\u00e0o thi\u1ebft b\u1ecb h\u01a1n. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi truy c\u1eadp Internet ho\u1eb7c c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn t\u1eeb m\u1ea1ng Wi-Fi c\u00f4ng c\u1ed9ng, n\u01a1i r\u1ee7i ro b\u1ea3o m\u1eadt cao h\u01a1n.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 IMEI, b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li><a href=\"https:\/\/www.itu.int\/\" target=\"_new\" rel=\"noopener nofollow\">Li\u00ean minh Vi\u1ec5n th\u00f4ng Qu\u1ed1c t\u1ebf (ITU)<\/a><\/li>\n<li><a href=\"https:\/\/www.gsma.com\/\" target=\"_new\" rel=\"noopener nofollow\">Hi\u1ec7p h\u1ed9i GSM (GSMA)<\/a><\/li>\n<li><a href=\"https:\/\/www.fcc.gov\/\" target=\"_new\" rel=\"noopener nofollow\">\u1ee6y ban Truy\u1ec1n th\u00f4ng Li\u00ean bang (FCC)<\/a><\/li>\n<\/ol>\n<p>H\u00e3y nh\u1edb r\u1eb1ng IMEI \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c nh\u1eadn d\u1ea1ng, b\u1ea3o m\u1eadt v\u00e0 qu\u1ea3n l\u00fd thi\u1ebft b\u1ecb di \u0111\u1ed9ng. Hi\u1ec3u \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3 gi\u00fap \u0111\u1ea3m b\u1ea3o tr\u1ea3i nghi\u1ec7m di \u0111\u1ed9ng an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>","protected":false},"featured_media":477560,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477559","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>IMEI: International Mobile Equipment Identity<\/mark>","faq_items":[{"question":"What is IMEI?","answer":"<p>IMEI stands for International Mobile Equipment Identity. It is a unique 15-digit identification number assigned to mobile devices like smartphones and tablets. IMEI serves as a crucial identifier, helping track lost or stolen devices, facilitating network management, and ensuring the authenticity of mobile devices on cellular networks.<\/p>"},{"question":"How did IMEI originate?","answer":"<p>The concept of IMEI was introduced by the International Telecommunication Union (ITU) in 1989 through its ITU-T Recommendation E.212. The ITU recognized the need for a standardized system to uniquely identify mobile devices worldwide, leading to the development of the IMEI system.<\/p>"},{"question":"What does the IMEI number consist of?","answer":"<p>The IMEI number comprises four elements:<\/p><ol><li>Type Allocation Code (TAC) - The first six digits represent the device's manufacturer and model.<\/li><li>Final Assembly Code (FAC) - The next two digits identify the device's manufacturing location.<\/li><li>Serial Number (SN) - The following six digits provide a unique identifier for the specific device.<\/li><li>Check Digit (CD) - The last digit is calculated using an algorithm to verify the authenticity of the IMEI.<\/li><\/ol>"},{"question":"What are the key features of IMEI?","answer":"<p>IMEI offers several important features and benefits, including:<\/p><ul><li>Unique Device Identification: Each mobile device has a distinct IMEI, facilitating individual tracking and management.<\/li><li>Lost or Stolen Device Tracking: IMEI enables law enforcement agencies and mobile operators to track and locate lost or stolen devices.<\/li><li>Network Authentication: Mobile networks use IMEI for secure device authentication to prevent unauthorized access.<\/li><li>Warranty Verification: Manufacturers and retailers use IMEI to check device warranty status for repair and replacement services.<\/li><\/ul>"},{"question":"What are the types of IMEI?","answer":"<p>There are two primary types of IMEI:<\/p><ol><li>Single IMEI: Most standard smartphones and devices have a single IMEI that uniquely identifies the entire device.<\/li><li>Dual IMEI: Some devices, like dual-SIM smartphones, have two IMEI numbers\u2014one for each SIM card slot.<\/li><\/ol>"},{"question":"How can IMEI be used with proxy servers?","answer":"<p>Proxy servers can enhance mobile device security by associating with IMEI. Routing device traffic through a proxy server can mask the original IP address and IMEI, making it difficult for malicious actors to track or target the device. This is particularly useful when accessing the internet from public Wi-Fi networks with higher security risks.<\/p>"},{"question":"What does the future hold for IMEI?","answer":"<p>In the future, IMEI may see advancements like improved anti-cloning measures and the inclusion of additional device-specific details. These developments will help adapt the IMEI system to new challenges and support innovative services and features.<\/p>"},{"question":"How can I learn more about IMEI?","answer":"<p>For more information about IMEI, you can visit the following resources:<\/p><ol><li>International Telecommunication Union (ITU) - <a href=\"https:\/\/www.itu.int\/\" target=\"_new\">https:\/\/www.itu.int\/<\/a><\/li><li>GSM Association (GSMA) - <a href=\"https:\/\/www.gsma.com\/\" target=\"_new\">https:\/\/www.gsma.com\/<\/a><\/li><li>Federal Communications Commission (FCC) - <a href=\"https:\/\/www.fcc.gov\/\" target=\"_new\">https:\/\/www.fcc.gov\/<\/a><\/li><\/ol>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/477559","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\/477559\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/477560"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=477559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}