{"id":13490,"date":"2018-08-23T08:38:28","date_gmt":"2018-08-23T01:38:28","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=13490"},"modified":"2018-08-23T08:38:28","modified_gmt":"2018-08-23T01:38:28","slug":"he-thong-phat-hien-vu-khi-bom-tu-tin-hieu-wifi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/he-thong-phat-hien-vu-khi-bom-tu-tin-hieu-wifi\/","title":{"rendered":"H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n v\u0169 kh\u00ed, bom t\u1eeb t\u00edn hi\u1ec7u WiFi"},"content":{"rendered":"

C\u00e1c k\u1ef9 s\u01b0 t\u1ea1i \u0110\u1ea1i h\u1ecdc Rutgers (M\u1ef9) v\u1eeba ph\u00e1t tri\u1ec3n th\u00e0nh c\u00f4ng m\u1ed9t h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u WiFi th\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 ph\u00e1t hi\u1ec7n d\u1ec5 d\u00e0ng v\u0169 kh\u00ed, bom v\u00e0 ch\u1ea5t n\u1ed5 gi\u1ea5u trong t\u00fai x\u00e1ch v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao, h\u1ee9a h\u1eb9n cung c\u1ea5p c\u00f4ng ngh\u1ec7 ki\u1ec3m tra an ninh gi\u00e1 r\u1ebb c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u00e1c \u0111\u1ecba \u0111i\u1ec3m c\u00f4ng c\u1ed9ng nh\u01b0 vi\u1ec7n b\u1ea3o t\u00e0ng, s\u00e2n v\u1eadn \u0111\u1ed9ng, c\u00f4ng vi\u00ean gi\u1ea3i tr\u00ed, tr\u01b0\u1eddng h\u1ecdc.<\/p>\n

\"\"<\/div>\n

V\u1ec1 c\u01a1 b\u1ea3n, h\u1ec7 th\u1ed1ng c\u1ea7n m\u1ed9t thi\u1ebft b\u1ecb ph\u00e1t s\u00f3ng WiFi c\u00f3 2-3 \u0103ng-ten v\u00e0 c\u00f3 th\u1ec3 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c m\u1ea1ng WiFi hi\u1ec7n c\u00f3. H\u1ec7 th\u1ed1ng s\u1ebd ph\u00e2n t\u00edch th\u00f4ng tin ph\u1ea3n h\u1ed3i khi t\u00edn hi\u1ec7u c\u1ee7a m\u1ea1ng kh\u00f4ng d\u00e2y ti\u1ebfp x\u00fac v\u1edbi\u00a0c\u00e1c \u0111\u1ed3 v\u1eadt v\u00e0 v\u1eadt li\u1ec7u d\u1ed9i ng\u01b0\u1ee3c tr\u1edf l\u1ea1i (\u1ea3nh).\u00a0Theo nh\u00f3m nghi\u00ean c\u1ee9u, t\u00edn hi\u1ec7u WiFi \u1edf h\u1ea7u h\u1ebft\u00a0c\u00e1c\u00a0\u0111\u1ecba \u0111i\u1ec3m c\u00f4ng c\u1ed9ng c\u00f3 th\u1ec3 xuy\u00ean qua t\u00fai x\u00e1ch \u0111\u1ec3 \u0111o k\u00edch c\u1ee1 v\u00e0 nh\u1eadn di\u1ec7n nh\u1eefng v\u1eadt kim lo\u1ea1i nguy hi\u1ec3m – bao g\u1ed3m v\u0169 kh\u00ed, lon nh\u00f4m, m\u00e1y t\u00ednh x\u00e1ch tay v\u00e0 pin d\u00f9ng cho bom. Ngo\u00e0i ra, t\u00edn hi\u1ec7u WiFi c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u01b0\u1edbc t\u00ednh dung t\u00edch c\u1ee7a c\u00e1c ch\u1ea5t l\u1ecfng nh\u01b0 n\u01b0\u1edbc, ax\u00edt, c\u1ed3n v\u00e0 c\u00e1c h\u00f3a ch\u1ea5t kh\u00e1c trong ch\u1ea5t g\u00e2y n\u1ed5.<\/p>\n

\u0110\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 ph\u00e1t hi\u1ec7n c\u1ee7a h\u1ec7 th\u1ed1ng, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 th\u1eed nghi\u1ec7m n\u00f3 tr\u00ean 15 lo\u1ea1i \u0111\u1ed3 v\u1eadt v\u00e0 6 lo\u1ea1i t\u00fai. K\u1ebft qu\u1ea3, t\u1ef7 l\u1ec7 ph\u00e1t hi\u1ec7n ch\u00ednh x\u00e1c c\u1ee7a h\u1ec7 th\u1ed1ng n\u00e0y t\u01b0\u01a1ng \u1ee9ng l\u00e0 99% \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u1ed3 v\u1eadt nguy hi\u1ec3m, 98% \u0111\u1ed1i v\u1edbi kim lo\u1ea1i v\u00e0 95% \u0111\u1ed1i v\u1edbi ch\u1ea5t l\u1ecfng. V\u1edbi c\u00e1c lo\u1ea1i bal\u00f4, t\u1ef7 l\u1ec7 ch\u00ednh x\u00e1c tr\u00ean 95% v\u00e0 gi\u1ea3m c\u00f2n kho\u1ea3ng 90% khi \u0111\u1ed3 v\u1eadt \u0111\u1eb7t b\u00ean trong \u0111\u01b0\u1ee3c g\u00f3i l\u1ea1i.<\/p>\n

Nh\u1edd \u01b0u \u0111i\u1ec3m n\u1ed5i tr\u1ed9i l\u00e0 d\u1ec5 thi\u1ebft l\u1eadp, h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n \u0111\u1ed3 v\u1eadt nguy hi\u1ec3m b\u1eb1ng t\u00edn hi\u1ec7u WiFi gi\u00fap gi\u1ea3m chi ph\u00ed ki\u1ec3m tra an ninh v\u00e0 tr\u00e1nh x\u00e2m nh\u1eadp quy\u1ec1n ri\u00eang t\u01b0, kh\u00e1c v\u1edbi ho\u1ea1t \u0111\u1ed9ng ki\u1ec3m tra an ninh truy\u1ec1n th\u1ed1ng th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 nhi\u1ec1u nh\u00e2n l\u1ef1c v\u00e0 thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng t\u1ed1n k\u00e9m.<\/p>\n

HUY MINH (Theo IANS, Daily Mail)<\/p>\n

B\u00e1o \u0111i\u1ec7n t\u1eed C\u1ea7n Th\u01a1<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c k\u1ef9 s\u01b0 t\u1ea1i \u0110\u1ea1i h\u1ecdc Rutgers (M\u1ef9) v\u1eeba ph\u00e1t tri\u1ec3n th\u00e0nh c\u00f4ng m\u1ed9t h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u WiFi th\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 ph\u00e1t hi\u1ec7n d\u1ec5 d\u00e0ng v\u0169 kh\u00ed, bom v\u00e0 ch\u1ea5t n\u1ed5 gi\u1ea5u trong t\u00fai x\u00e1ch v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao, h\u1ee9a h\u1eb9n cung c\u1ea5p c\u00f4ng ngh\u1ec7 ki\u1ec3m tra an ninh gi\u00e1 r\u1ebb […]<\/p>\n","protected":false},"author":18,"featured_media":13491,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-13490","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/13490","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=13490"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/13490\/revisions"}],"predecessor-version":[{"id":13492,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/13490\/revisions\/13492"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/13491"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=13490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=13490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=13490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}