{"id":479272,"date":"2023-08-09T10:32:55","date_gmt":"2023-08-09T10:32:55","guid":{"rendered":""},"modified":"2023-09-05T11:18:30","modified_gmt":"2023-09-05T11:18:30","slug":"tempest-shielding","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/tempest-shielding\/","title":{"rendered":"che ch\u1eafn TEMPEST"},"content":{"rendered":"<h2>Gi\u1edbi thi\u1ec7u<\/h2>\n<p>T\u1ea5m ch\u1eafn TEMPEST l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 quan tr\u1ecdng gi\u00fap b\u1ea3o v\u1ec7 th\u00f4ng tin \u0111i\u1ec7n t\u1eed nh\u1ea1y c\u1ea3m kh\u1ecfi b\u1ecb nghe l\u00e9n v\u00e0 ch\u1eb7n d\u1eef li\u1ec7u. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng kh\u00f4ng th\u1ec3 khai th\u00e1c ph\u00e1t x\u1ea1 \u0111i\u1ec7n t\u1eeb do c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00f4 t\u00ecnh t\u1ea1o ra \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u b\u00ed m\u1eadt. N\u00f3 \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a b\u1ea3o m\u1eadt d\u1eef li\u1ec7u, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong m\u00f4i tr\u01b0\u1eddng m\u00e0 r\u00f2 r\u1ec9 th\u00f4ng tin c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng.<\/p>\n<h2>L\u1ecbch s\u1eed c\u1ee7a t\u1ea5m ch\u1eafn TEMPEST<\/h2>\n<p>Ngu\u1ed3n g\u1ed1c c\u1ee7a t\u1ea5m ch\u1eafn TEMPEST c\u00f3 th\u1ec3 b\u1eaft ngu\u1ed3n t\u1eeb nh\u1eefng n\u0103m 1940 khi c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u b\u1eaft \u0111\u1ea7u \u0111i\u1ec1u tra nh\u1eefng b\u1ee9c x\u1ea1 ngo\u00e0i \u00fd mu\u1ed1n t\u1eeb thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. B\u1ea3n th\u00e2n thu\u1eadt ng\u1eef \u201cTEMPEST\u201d l\u00e0 t\u1eeb vi\u1ebft t\u1eaft c\u1ee7a \u201cTi\u00eau chu\u1ea9n ph\u00e1t x\u1ea1 xung \u0111i\u1ec7n t\u1eeb tho\u00e1ng qua\u201d. Ban \u0111\u1ea7u, kh\u00e1i ni\u1ec7m n\u00e0y xoay quanh th\u00f4ng tin li\u00ean l\u1ea1c qu\u00e2n s\u1ef1, khi c\u00e1c c\u01a1 quan t\u00ecnh b\u00e1o ph\u00e1t hi\u1ec7n ra ti\u1ec1m n\u0103ng thu th\u1eadp d\u1eef li\u1ec7u t\u1eeb t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u1eeb ph\u00e1t ra t\u1eeb c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. C\u01a1 quan An ninh Qu\u1ed1c gia Hoa K\u1ef3 (NSA) l\u00e0 m\u1ed9t trong nh\u1eefng c\u01a1 quan ti\u00ean phong trong vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c ti\u00eau chu\u1ea9n TEMPEST.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 T\u1ea5m ch\u1eafn TEMPEST<\/h2>\n<p>Che ch\u1eafn TEMPEST l\u00e0 m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn to\u00e0n di\u1ec7n bao g\u1ed3m nhi\u1ec1u bi\u1ec7n ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 gi\u1ea3m thi\u1ec3u ph\u00e1t th\u1ea3i \u0111i\u1ec7n t\u1eeb. N\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1c k\u1ef9 thu\u1eadt nh\u1eb1m gi\u1ea3m kh\u1ea3 n\u0103ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c ngu\u1ed3n ph\u00e1t x\u1ea1, ng\u0103n ch\u1eb7n c\u00e1c \u0111\u1ed1i th\u1ee7 ti\u1ec1m n\u0103ng ch\u1eb7n v\u00e0 gi\u1ea3i th\u00edch c\u00e1c t\u00edn hi\u1ec7u n\u00e0y. M\u1ee5c ti\u00eau ch\u00ednh l\u00e0 lo\u1ea1i b\u1ecf ho\u1eb7c gi\u1ea3m thi\u1ec3u nguy c\u01a1 r\u00f2 r\u1ec9 th\u00f4ng tin qua b\u1ee9c x\u1ea1 \u0111i\u1ec7n t\u1eeb.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong v\u00e0 ch\u1ee9c n\u0103ng c\u1ee7a t\u1ea5m ch\u1eafn TEMPEST<\/h2>\n<p>Vi\u1ec7c che ch\u1eafn TEMPEST th\u01b0\u1eddng bao g\u1ed3m s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd, \u0111i\u1ec7n v\u00e0 k\u1ef9 thu\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i b\u1ee9c x\u1ea1 \u0111i\u1ec7n t\u1eeb. C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c che ch\u1eafn TEMPEST bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>Che ch\u1eafn \u0111i\u1ec7n t\u1eeb<\/strong>: V\u1ecf b\u1ecdc c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t chi\u1ebfc l\u1ed3ng Faraday, ch\u1eb7n c\u00e1c tr\u01b0\u1eddng \u0111i\u1ec7n t\u1eeb b\u00ean ngo\u00e0i ti\u1ebfp c\u1eadn c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong v\u00e0 ng\u0103n kh\u00f4ng cho kh\u00ed th\u1ea3i b\u00ean trong tho\u00e1t ra ngo\u00e0i.<\/p>\n<\/li>\n<li>\n<p><strong>L\u1ecdc v\u00e0 ng\u0103n ch\u1eb7n<\/strong>: C\u00e1c b\u1ed9 l\u1ecdc v\u00e0 b\u1ed9 tri\u1ec7t ti\u00eau chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m nhi\u1ec5u \u0111i\u1ec7n t\u1eeb v\u00e0 kh\u00ed th\u1ea3i do c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed t\u1ea1o ra.<\/p>\n<\/li>\n<li>\n<p><strong>N\u1ed1i \u0111\u1ea5t v\u00e0 li\u00ean k\u1ebft<\/strong>: K\u1ef9 thu\u1eadt n\u1ed1i \u0111\u1ea5t v\u00e0 li\u00ean k\u1ebft th\u00edch h\u1ee3p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n h\u01b0\u1edbng v\u00e0 ti\u00eau t\u00e1n n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n t\u1eeb kh\u00f4ng mong mu\u1ed1n m\u1ed9t c\u00e1ch an to\u00e0n.<\/p>\n<\/li>\n<li>\n<p><strong>Gi\u1ea3m ph\u00e1t th\u1ea3i c\u00e1p<\/strong>: C\u00e1p d\u00f9ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 TEMPEST \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u1ea9n th\u1eadn \u0111\u1ec3 gi\u1ea3m thi\u1ec3u l\u01b0\u1ee3ng ph\u00e1t x\u1ea1 \u0111i\u1ec7n t\u1eeb c\u1ee7a ch\u00fang.<\/p>\n<\/li>\n<li>\n<p><strong>B\u1ed1 c\u1ee5c v\u00e0 c\u00e1ch ly th\u00e0nh ph\u1ea7n<\/strong>: Vi\u1ec7c s\u1eafp x\u1ebfp c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a nh\u1eb1m gi\u1ea3m thi\u1ec3u nhi\u1ec5u xuy\u00ean \u00e2m v\u00e0 nhi\u1ec5u, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u s\u1ef1 ph\u00e1t x\u1ea1.<\/p>\n<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a t\u1ea5m ch\u1eafn TEMPEST<\/h2>\n<p>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a t\u1ea5m ch\u1eafn TEMPEST bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>B\u1ea3o m\u1eadt th\u00f4ng tin<\/strong>: T\u1ea5m ch\u1eafn TEMPEST \u0111\u1ea3m b\u1ea3o r\u1eb1ng th\u00f4ng tin nh\u1ea1y c\u1ea3m v\u00e0 ph\u00e2n lo\u1ea1i v\u1eabn \u0111\u01b0\u1ee3c b\u1ea3o m\u1eadt b\u1eb1ng c\u00e1ch ng\u0103n ch\u1eb7n vi\u1ec7c ch\u1eb7n tr\u00e1i ph\u00e9p.<\/p>\n<\/li>\n<li>\n<p><strong>Tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n<\/strong>: C\u00e1c thi\u1ebft b\u1ecb tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n TEMPEST \u0111\u1ea3m b\u1ea3o t\u00ednh hi\u1ec7u qu\u1ea3 v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt kh\u00e1c.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00ednh linh ho\u1ea1t<\/strong>: T\u1ea5m ch\u1eafn TEMPEST c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho nhi\u1ec1u lo\u1ea1i thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, t\u1eeb m\u00e1y t\u00ednh v\u00e0 \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh \u0111\u1ebfn h\u1ec7 th\u1ed1ng li\u00ean l\u1ea1c v\u00e0 c\u00e1c thi\u1ebft b\u1ecb nh\u1ea1y c\u1ea3m kh\u00e1c.<\/p>\n<\/li>\n<li>\n<p><strong>Gi\u1ea3m thi\u1ec3u r\u1ee7i ro<\/strong>: B\u1eb1ng c\u00e1ch gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 ph\u00e1t th\u1ea3i \u0111i\u1ec7n t\u1eeb, t\u1ea5m ch\u1eafn TEMPEST gi\u00fap gi\u1ea3m nguy c\u01a1 vi ph\u1ea1m d\u1eef li\u1ec7u v\u00e0 gi\u00e1n \u0111i\u1ec7p m\u1ea1ng.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c lo\u1ea1i che ch\u1eafn TEMPEST<\/h2>\n<p>T\u1ea5m ch\u1eafn TEMPEST c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh nhi\u1ec1u lo\u1ea1i kh\u00e1c nhau d\u1ef1a tr\u00ean \u1ee9ng d\u1ee5ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a ch\u00fang. C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m:<\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i che ch\u1eafn TEMPEST<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Che ch\u1eafn ng\u0103n<\/td>\n<td>Li\u00ean quan \u0111\u1ebfn vi\u1ec7c ph\u00e2n t\u00e1ch v\u1eadt l\u00fd c\u00e1c th\u00e0nh ph\u1ea7n nh\u1ea1y c\u1ea3m v\u00e0 che ch\u1eafn t\u1eebng ng\u0103n ri\u00eang l\u1ebb.<\/td>\n<\/tr>\n<tr>\n<td>Che ch\u1eafn c\u00e1p<\/td>\n<td>T\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 c\u00e1c d\u00e2y c\u00e1p \u0111\u1ec3 ng\u0103n ch\u00fang ho\u1ea1t \u0111\u1ed9ng nh\u01b0 \u0103ng-ten v\u00e0 ph\u00e1t ra c\u00e1c t\u00edn hi\u1ec7u g\u00e2y t\u1ed5n h\u1ea1i.<\/td>\n<\/tr>\n<tr>\n<td>Che ch\u1eafn v\u00f9ng<\/td>\n<td>Nh\u1eb1m m\u1ee5c \u0111\u00edch t\u1ea1o ra c\u00e1c khu v\u1ef1c bi\u1ec7t l\u1eadp trong c\u01a1 s\u1edf \u0111\u1ec3 gi\u1ea3m thi\u1ec3u nhi\u1ec5u xuy\u00ean \u00e2m v\u00e0 ph\u00e1t x\u1ea1.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng t\u1ea5m ch\u1eafn, th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p c\u1ee7a TEMPEST<\/h2>\n<p>T\u1ea5m ch\u1eafn TEMPEST \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 quan ch\u00ednh ph\u1ee7, ho\u1ea1t \u0111\u1ed9ng qu\u00e2n s\u1ef1, t\u1ed5 ch\u1ee9c t\u00e0i ch\u00ednh, ph\u00f2ng th\u00ed nghi\u1ec7m nghi\u00ean c\u1ee9u v\u00e0 m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p. Tuy nhi\u00ean, vi\u1ec7c tri\u1ec3n khai v\u00e0 duy tr\u00ec t\u1ea5m ch\u1eafn TEMPEST c\u00f3 th\u1ec3 \u0111\u1eb7t ra m\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c nh\u1ea5t \u0111\u1ecbnh, bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>Tr\u1ecb gi\u00e1<\/strong>: C\u00e1c thi\u1ebft b\u1ecb v\u00e0 v\u1eadt li\u1ec7u che ch\u1eafn tu\u00e2n th\u1ee7 TEMPEST c\u00f3 th\u1ec3 \u0111\u1eaft ti\u1ec1n, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p v\u00e0 c\u00e1 nh\u00e2n nh\u1ecf.<\/p>\n<\/li>\n<li>\n<p><strong>B\u1ea2O TR\u00cc<\/strong>: C\u1ea7n ph\u1ea3i ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh hi\u1ec7u qu\u1ea3 c\u1ee7a t\u1ea5m ch\u1eafn TEMPEST theo th\u1eddi gian.<\/p>\n<\/li>\n<li>\n<p><strong>S\u1ef1 can thi\u1ec7p<\/strong>: M\u1eb7c d\u00f9 t\u1ea5m ch\u1eafn gi\u00fap gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i nh\u01b0ng n\u00f3 c\u0169ng c\u00f3 th\u1ec3 g\u00e2y nhi\u1ec5u cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c \u1edf g\u1ea7n.<\/p>\n<\/li>\n<\/ol>\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y, c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3:<\/p>\n<ul>\n<li>\n<p><strong>Th\u1ef1c hi\u1ec7n \u0111\u00e1nh gi\u00e1 r\u1ee7i ro<\/strong>: \u0110\u00e1nh gi\u00e1 nhu c\u1ea7u che ch\u1eafn TEMPEST d\u1ef1a tr\u00ean \u0111\u1ed9 nh\u1ea1y c\u1ea3m c\u1ee7a th\u00f4ng tin \u0111ang \u0111\u01b0\u1ee3c x\u1eed l\u00fd.<\/p>\n<\/li>\n<li>\n<p><strong>\u0110\u1ea7u t\u01b0 v\u00e0o c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn<\/strong>: Ch\u1ecdn c\u00e1c s\u1ea3n ph\u1ea9m tu\u00e2n th\u1ee7 TEMPEST v\u00e0 t\u00ecm ki\u1ebfm ch\u1ee9ng nh\u1eadn t\u1eeb c\u00e1c c\u01a1 s\u1edf th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n.<\/p>\n<\/li>\n<li>\n<p><strong>Tham kh\u1ea3o \u00fd ki\u1ebfn chuy\u00ean gia<\/strong>: T\u00ecm ki\u1ebfm l\u1eddi khuy\u00ean t\u1eeb c\u00e1c chuy\u00ean gia c\u00f3 chuy\u00ean m\u00f4n v\u1ec1 che ch\u1eafn TEMPEST \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u1ef1c hi\u1ec7n \u0111\u00fang c\u00e1ch.<\/p>\n<\/li>\n<\/ul>\n<h2>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0111\u1eb7c tr\u01b0ng<\/th>\n<th>Che ch\u1eafn NHI\u1ec6T \u0110\u1ed8<\/th>\n<th>An ninh m\u1ea1ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>M\u1ee5c \u0111\u00edch<\/td>\n<td>B\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i EMI<\/td>\n<td>T\u1eadp trung v\u00e0o c\u00e1c m\u1ed1i \u0111e d\u1ecda k\u1ef9 thu\u1eadt s\u1ed1<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea1m vi<\/td>\n<td>V\u1eadt l\u00fd v\u00e0 \u0111i\u1ec7n t\u1eed<\/td>\n<td>Ch\u1ee7 y\u1ebfu l\u00e0 k\u1ef9 thu\u1eadt s\u1ed1<\/td>\n<\/tr>\n<tr>\n<td>B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u<\/td>\n<td>Ng\u0103n ch\u1eb7n r\u00f2 r\u1ec9 \u0111i\u1ec7n t\u1eeb<\/td>\n<td>B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng<\/td>\n<\/tr>\n<tr>\n<td>Ngu\u1ed3n g\u1ed1c l\u1ecbch s\u1eed<\/td>\n<td>T\u1eadp trung qu\u00e2n s\u1ef1 v\u00e0 t\u00ecnh b\u00e1o<\/td>\n<td>N\u1ed5i l\u00ean v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ed1<\/td>\n<\/tr>\n<tr>\n<td>\u0110a d\u1ea1ng \u1ee9ng d\u1ee5ng<\/td>\n<td>C\u00e1c l\u0129nh v\u1ef1c ch\u00ednh ph\u1ee7, qu\u00e2n s\u1ef1, doanh nghi\u1ec7p v\u00e0 nghi\u00ean c\u1ee9u<\/td>\n<td>T\u1ea5t c\u1ea3 c\u00e1c h\u1ec7 sinh th\u00e1i k\u1ef9 thu\u1eadt s\u1ed1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 C\u00f4ng ngh\u1ec7 T\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn T\u1ea5m ch\u1eafn TEMPEST<\/h2>\n<p>L\u0129nh v\u1ef1c che ch\u1eafn TEMPEST li\u00ean t\u1ee5c ph\u00e1t tri\u1ec3n, \u0111\u01b0\u1ee3c th\u00fac \u0111\u1ea9y b\u1edfi nh\u1eefng ti\u1ebfn b\u1ed9 trong c\u00f4ng ngh\u1ec7 v\u00e0 c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng ng\u00e0y c\u00e0ng gia t\u0103ng. T\u01b0\u01a1ng lai h\u1ee9a h\u1eb9n s\u1ebd c\u00f3 nh\u1eefng gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n n\u1eefa. Nh\u1eefng ph\u00e1t tri\u1ec3n ti\u1ec1m n\u0103ng bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>Nh\u1eefng ti\u1ebfn b\u1ed9 v\u1ec1 v\u1eadt li\u1ec7u<\/strong>: Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u c\u1ea3i ti\u1ebfn c\u00f3 kh\u1ea3 n\u0103ng che ch\u1eafn cao h\u01a1n v\u00e0 gi\u1ea3m chi ph\u00ed.<\/p>\n<\/li>\n<li>\n<p><strong>T\u1ea5m ch\u1eafn TEMPEST kh\u00f4ng d\u00e2y<\/strong>: Gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c trong vi\u1ec7c b\u1ea3o m\u1eadt c\u00e1c thi\u1ebft b\u1ecb v\u00e0 th\u00f4ng tin li\u00ean l\u1ea1c kh\u00f4ng d\u00e2y ch\u1ed1ng l\u1ea1i vi\u1ec7c nghe l\u00e9n \u0111i\u1ec7n t\u1eeb.<\/p>\n<\/li>\n<li>\n<p><strong>TEMPEST trong IoT<\/strong>: T\u00edch h\u1ee3p t\u00ednh n\u0103ng che ch\u1eafn TEMPEST v\u00e0o c\u00e1c thi\u1ebft b\u1ecb Internet of Things (IoT) \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m.<\/p>\n<\/li>\n<\/ul>\n<h2>M\u00e1y ch\u1ee7 proxy v\u00e0 che ch\u1eafn TEMPEST<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy, ch\u1eb3ng h\u1ea1n nh\u01b0 OneProxy, c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 b\u1ed5 sung trong vi\u1ec7c t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt d\u1eef li\u1ec7u k\u1ebft h\u1ee3p v\u1edbi t\u00ednh n\u0103ng che ch\u1eafn TEMPEST. M\u00e1y ch\u1ee7 proxy \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa ng\u01b0\u1eddi d\u00f9ng v\u00e0 internet, che gi\u1ea5u hi\u1ec7u qu\u1ea3 \u0111\u1ecba ch\u1ec9 IP c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u00e3 h\u00f3a l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u. Khi k\u1ebft h\u1ee3p v\u1edbi t\u1ea5m ch\u1eafn TEMPEST, c\u00e1c ho\u1ea1t \u0111\u1ed9ng tr\u1ef1c tuy\u1ebfn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00e0ng tr\u1edf n\u00ean an to\u00e0n v\u00e0 b\u1ea3o m\u1eadt 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 che ch\u1eafn TEMPEST, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li>\n<p><a href=\"https:\/\/www.nsa.gov\/resources\/everyone\/tempest\/\" target=\"_new\" rel=\"noopener nofollow\">Trang th\u00f4ng tin TEMPEST c\u1ee7a C\u01a1 quan An ninh Qu\u1ed1c gia (NSA)<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/csrc.nist.gov\/publications\/detail\/sp\/800-53\/rev-5\/draft\" target=\"_new\" rel=\"noopener nofollow\">\u1ea4n ph\u1ea9m \u0111\u1eb7c bi\u1ec7t c\u1ee7a NIST 800-53: Ki\u1ec3m so\u00e1t b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0 cho c\u00e1c t\u1ed5 ch\u1ee9c v\u00e0 h\u1ec7 th\u1ed1ng th\u00f4ng tin li\u00ean bang<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.iec.ch\/\" target=\"_new\" rel=\"noopener nofollow\">\u1ee6y ban K\u1ef9 thu\u1eadt \u0110i\u1ec7n Qu\u1ed1c t\u1ebf (IEC) - T\u01b0\u01a1ng th\u00edch \u0110i\u1ec7n t\u1eeb<\/a><\/p>\n<\/li>\n<\/ol>\n<h2>Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n<p>T\u1ea5m ch\u1eafn TEMPEST v\u1eabn l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a b\u1ea3o m\u1eadt d\u1eef li\u1ec7u, cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 m\u1ea1nh m\u1ebd ch\u1ed1ng l\u1ea1i ph\u00e1t x\u1ea1 \u0111i\u1ec7n t\u1eeb c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m r\u00f2 r\u1ec9 th\u00f4ng tin nh\u1ea1y c\u1ea3m. T\u1eeb ngu\u1ed3n g\u1ed1c c\u1ee7a n\u00f3 trong c\u00e1c \u1ee9ng d\u1ee5ng qu\u00e2n s\u1ef1 cho \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nhau, t\u1ea5m ch\u1eafn TEMPEST \u0111\u00e3 li\u00ean t\u1ee5c ph\u00e1t tri\u1ec3n \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u1eb7t ra b\u1edfi c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng v\u00e0 c\u00f4ng ngh\u1ec7 ng\u00e0y c\u00e0ng ti\u1ebfn b\u1ed9. Khi b\u1ed1i c\u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n, vi\u1ec7c t\u00edch h\u1ee3p m\u00e1y ch\u1ee7 proxy v\u1edbi t\u00ednh n\u0103ng che ch\u1eafn TEMPEST s\u1ebd cung c\u1ea5p th\u00eam m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt cho ng\u01b0\u1eddi d\u00f9ng, b\u1ea3o v\u1ec7 c\u00e1c ho\u1ea1t \u0111\u1ed9ng tr\u1ef1c tuy\u1ebfn v\u00e0 d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m c\u1ee7a h\u1ecd kh\u1ecfi nh\u1eefng con m\u1eaft t\u00f2 m\u00f2.<\/p>","protected":false},"featured_media":479273,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479272","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>TEMPEST Shielding: Securing Sensitive Information from Prying Eyes<\/mark>","faq_items":[{"question":"What is TEMPEST shielding and why is it important?","answer":"<p>TEMPEST shielding is a technology used to protect sensitive electronic information from potential eavesdropping and data interception. It ensures that electromagnetic emissions from electronic devices cannot be exploited to gather confidential data. TEMPEST shielding is essential in environments where information leakage can have severe consequences, such as military operations, government agencies, financial institutions, and corporate settings.<\/p>"},{"question":"How did TEMPEST shielding originate?","answer":"<p>The concept of TEMPEST shielding dates back to the 1940s when researchers started investigating unintended emanations from electronic equipment. The term \"TEMPEST\" stands for \"Transient Electromagnetic Pulse Emanation Standard.\" Initially developed for military communications, TEMPEST standards were pioneered by the United States National Security Agency (NSA).<\/p>"},{"question":"How does TEMPEST shielding work?","answer":"<p>TEMPEST shielding involves a combination of physical, electrical, and technical methods to prevent electromagnetic emissions. It includes techniques like electromagnetic shielding, filtering, grounding, and isolation of components. These measures collectively minimize the risk of information leakage through electromagnetic radiation.<\/p>"},{"question":"What are the key features of TEMPEST shielding?","answer":"<p>The key features of TEMPEST shielding include:<\/p><ul><li>Enhanced Information Security: Protecting classified and sensitive data from unauthorized interception.<\/li><li>Compliance with Standards: Adhering to TEMPEST standards ensures compatibility and efficacy with other secure systems.<\/li><li>Versatility: Applicable to various electronic devices and sensitive equipment.<\/li><li>Risk Mitigation: Reducing the risk of data breaches and cyber-espionage by addressing electromagnetic emissions.<\/li><\/ul>"},{"question":"What are the types of TEMPEST shielding available?","answer":"<p>TEMPEST shielding can be classified into different types based on their applications and effectiveness. The most common types include:<\/p><ol><li>Compartmental Shielding: Physically separating sensitive components and shielding each compartment individually.<\/li><li>Cable Shielding: Securing cables to prevent them from acting as antennas and emitting compromising signals.<\/li><li>Zone Shielding: Creating isolated zones within a facility to minimize cross-talk and emanations.<\/li><\/ol>"},{"question":"What challenges are associated with TEMPEST shielding, and how can they be addressed?","answer":"<p>Implementing and maintaining TEMPEST shielding may present some challenges, including cost, maintenance requirements, and potential interference with nearby electronic devices. To address these challenges:<\/p><ul><li>Conduct Risk Assessments: Evaluate the need for TEMPEST shielding based on data sensitivity.<\/li><li>Invest in Certified Solutions: Choose TEMPEST-compliant products with certification.<\/li><li>Consult Experts: Seek advice from professionals with expertise in TEMPEST shielding.<\/li><\/ul>"},{"question":"How does TEMPEST shielding relate to the future of technology?","answer":"<p>The field of TEMPEST shielding is continuously evolving, driven by advancements in technology and cyber threats. Future developments may include improved materials, wireless TEMPEST shielding, and integration with IoT devices.<\/p>"},{"question":"How can proxy servers be associated with TEMPEST shielding?","answer":"<p>Proxy servers like OneProxy can enhance data security alongside TEMPEST shielding. By acting as intermediaries between users and the internet, proxy servers conceal IP addresses and encrypt data traffic, providing an additional layer of protection for online activities and sensitive information.<\/p>"},{"question":"Where can I find more information about TEMPEST shielding?","answer":"<p>For more information on TEMPEST shielding, you can explore the following resources:<\/p><ol><li>National Security Agency (NSA) TEMPEST Information Page: <a href=\"https:\/\/www.nsa.gov\/resources\/everyone\/tempest\/\" target=\"_new\">link<\/a><\/li><li>NIST Special Publication 800-53: Security and Privacy Controls for Federal Information Systems and Organizations: <a href=\"https:\/\/csrc.nist.gov\/publications\/detail\/sp\/800-53\/rev-5\/draft\" target=\"_new\">link<\/a><\/li><li>The International Electrotechnical Commission (IEC) - Electromagnetic Compatibility: <a href=\"https:\/\/www.iec.ch\/\" target=\"_new\">link<\/a><\/li><\/ol>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/479272","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\/479272\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/479273"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=479272"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}