{"id":477240,"date":"2023-08-09T09:09:43","date_gmt":"2023-08-09T09:09:43","guid":{"rendered":""},"modified":"2023-09-05T11:14:21","modified_gmt":"2023-09-05T11:14:21","slug":"fingerprinting","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/fingerprinting\/","title":{"rendered":"L\u1ea5y d\u1ea5u v\u00e2n tay"},"content":{"rendered":"<p>V\u00e2n tay, trong b\u1ed1i c\u1ea3nh b\u1ea3o m\u1eadt tr\u1ef1c tuy\u1ebfn, li\u00ean quan \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 tr\u00ean m\u1ea1ng. N\u00f3 h\u1ed7 tr\u1ee3 trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang bi\u1ec7t, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb cho c\u1ea3 x\u00e1c th\u1ef1c v\u00e0 ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp. Ph\u1ea1m vi \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 tr\u1ea3i d\u00e0i t\u1eeb vi\u1ec7c \u0111\u1ea3m b\u1ea3o an ninh tr\u1ef1c tuy\u1ebfn \u0111\u1ebfn c\u1ea3i thi\u1ec7n qu\u1ea3ng c\u00e1o \u0111\u01b0\u1ee3c nh\u1eafm m\u1ee5c ti\u00eau v\u00e0 n\u00e2ng cao tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<h2>S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1<\/h2>\n<p>D\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 d\u1ea5u v\u00e2n tay c\u1ee7a thi\u1ebft b\u1ecb ho\u1eb7c tr\u00ecnh duy\u1ec7t, c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a Internet. M\u1eb7c d\u00f9 ban \u0111\u1ea7u n\u00f3 kh\u00f4ng thu h\u00fat nhi\u1ec1u s\u1ef1 ch\u00fa \u00fd nh\u01b0ng n\u00f3 \u0111\u00e3 tr\u1edf n\u00ean n\u1ed5i ti\u1ebfng v\u00e0o \u0111\u1ea7u nh\u1eefng n\u0103m 2000 khi c\u00e1c c\u00f4ng ty nh\u1eadn ra ti\u1ec1m n\u0103ng c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u1ed1i v\u1edbi qu\u1ea3ng c\u00e1o c\u00f3 m\u1ee5c ti\u00eau.<\/p>\n<p>Thu\u1eadt ng\u1eef \u201cd\u1ea5u v\u00e2n tay\u201d c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1ed9c \u0111\u00e1o c\u1ee7a d\u1ea5u v\u00e2n tay c\u1ee7a con ng\u01b0\u1eddi. Kh\u00e1i ni\u1ec7m v\u1ec1 t\u00ednh duy nh\u1ea5t n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng cho c\u00e1c thi\u1ebft b\u1ecb v\u00e0 tr\u00ecnh duy\u1ec7t, trong \u0111\u00f3 c\u00e1c b\u1ed9 th\u00f4ng tin duy nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nh\u1eadn d\u1ea1ng ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c thi\u1ebft b\u1ecb. C\u00e1c tr\u01b0\u1eddng h\u1ee3p \u0111\u1ea7u ti\u00ean c\u1ee7a k\u1ef9 thu\u1eadt l\u1ea5y d\u1ea5u v\u00e2n tay c\u00f3 th\u1ec3 b\u1eaft ngu\u1ed3n t\u1eeb th\u1eddi c\u1ee7a cookie HTTP. Tuy nhi\u00ean, theo th\u1eddi gian, k\u1ef9 thu\u1eadt l\u1ea5y d\u1ea5u v\u00e2n tay \u0111\u00e3 ph\u00e1t tri\u1ec3n v\u00e0 gi\u1edd \u0111\u00e2y ch\u00fang c\u00f3 th\u1ec3 thu th\u1eadp th\u00f4ng tin chi ti\u1ebft v\u00e0 \u0111a d\u1ea1ng h\u01a1n v\u1ec1 ng\u01b0\u1eddi d\u00f9ng c\u0169ng nh\u01b0 thi\u1ebft b\u1ecb c\u1ee7a h\u1ecd.<\/p>\n<h2>\u0110i s\u00e2u v\u00e0o d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1<\/h2>\n<p>D\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1 li\u00ean quan \u0111\u1ebfn vi\u1ec7c thu th\u1eadp c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u t\u1eeb m\u1ed9t thi\u1ebft b\u1ecb \u0111\u1ec3 t\u1ea1o m\u1ed9t h\u1ed3 s\u01a1 duy nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nh\u1eadn d\u1ea1ng thi\u1ebft b\u1ecb ho\u1eb7c ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb. \u0110i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd l\u00e0 vi\u1ec7c thu th\u1eadp d\u1eef li\u1ec7u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n m\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 \u0111\u1ed3ng \u00fd ho\u1eb7c hi\u1ec3u bi\u1ebft r\u00f5 r\u00e0ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>C\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c thu th\u1eadp c\u00f3 th\u1ec3 bao g\u1ed3m t\u1eeb th\u00f4ng tin c\u01a1 b\u1ea3n nh\u01b0 \u0111\u1ecba ch\u1ec9 IP, h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 phi\u00ean b\u1ea3n tr\u00ecnh duy\u1ec7t c\u1ee7a thi\u1ebft b\u1ecb \u0111\u1ebfn d\u1eef li\u1ec7u c\u1ee5 th\u1ec3 h\u01a1n nh\u01b0 ph\u00f4ng ch\u1eef \u0111\u00e3 c\u00e0i \u0111\u1eb7t, \u0111\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh v\u00e0 th\u1eadm ch\u00ed c\u1ea3 h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi d\u00f9ng tr\u00ean trang web. B\u1eb1ng c\u00e1ch t\u1ed5ng h\u1ee3p c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u n\u00e0y, m\u1ed9t h\u1ed3 s\u01a1 duy nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 d\u1ea5u v\u00e2n tay c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n<h2>C\u01a1 ch\u1ebf l\u1ea5y d\u1ea5u v\u00e2n tay<\/h2>\n<p>Qu\u00e1 tr\u00ecnh l\u1ea5y d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1 b\u1eaft \u0111\u1ea7u khi ng\u01b0\u1eddi d\u00f9ng k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t trang web. Trang web c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1eadp l\u1ec7nh (nh\u01b0 JavaScript) ho\u1eb7c ti\u00eau \u0111\u1ec1 HTTP \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 c\u00e0i \u0111\u1eb7t tr\u00ecnh duy\u1ec7t v\u00e0 thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. D\u1eef li\u1ec7u n\u00e0y sau \u0111\u00f3 \u0111\u01b0\u1ee3c bi\u00ean so\u1ea1n th\u00e0nh m\u1ed9t h\u1ed3 s\u01a1.<\/p>\n<p>D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c thu th\u1eadp c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n<ul>\n<li>Ti\u00eau \u0111\u1ec1 HTTP t\u00e1c nh\u00e2n ng\u01b0\u1eddi d\u00f9ng, cung c\u1ea5p th\u00f4ng tin v\u1ec1 tr\u00ecnh duy\u1ec7t v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/li>\n<li>Th\u00f4ng tin v\u1ec1 ph\u1ea7n c\u1ee9ng c\u1ee7a thi\u1ebft b\u1ecb, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh<\/li>\n<li>Danh s\u00e1ch c\u00e1c plugin v\u00e0 ph\u00f4ng ch\u1eef \u0111\u00e3 c\u00e0i \u0111\u1eb7t<\/li>\n<li>Th\u00f4ng tin v\u1ec1 h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, nh\u01b0 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a chu\u1ed9t ho\u1eb7c t\u1ed5 h\u1ee3p ph\u00edm.<\/li>\n<\/ul>\n<p>H\u1ed3 s\u01a1 n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 &#039;d\u1ea5u v\u00e2n tay&#039; c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, cho ph\u00e9p c\u00e1c th\u1ef1c th\u1ec3 theo d\u00f5i ng\u01b0\u1eddi d\u00f9ng tr\u00ean c\u00e1c trang web kh\u00e1c nhau ho\u1eb7c th\u1eadm ch\u00ed nh\u1eadn d\u1ea1ng h\u1ecd n\u1ebfu h\u1ecd quay l\u1ea1i c\u00f9ng m\u1ed9t trang web.<\/p>\n<h2>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a V\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1<\/h2>\n<ul>\n<li><strong>T\u00ednh duy nh\u1ea5t<\/strong>: Gi\u1ed1ng nh\u01b0 d\u1ea5u v\u00e2n tay c\u1ee7a con ng\u01b0\u1eddi l\u00e0 duy nh\u1ea5t cho m\u1ed7i c\u00e1 nh\u00e2n, d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1 l\u00e0 duy nh\u1ea5t cho m\u1ed7i thi\u1ebft b\u1ecb ho\u1eb7c tr\u00ecnh duy\u1ec7t.<\/li>\n<li><strong>Ki\u00ean tr\u00ec<\/strong>: Ngay c\u1ea3 khi ng\u01b0\u1eddi d\u00f9ng x\u00f3a cookie ho\u1eb7c s\u1eed d\u1ee5ng VPN, d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a h\u1ecd v\u1eabn gi\u1eef nguy\u00ean, khi\u1ebfn \u0111\u00e2y tr\u1edf th\u00e0nh ph\u01b0\u01a1ng ph\u00e1p theo d\u00f5i \u0111\u00e1ng tin c\u1eady.<\/li>\n<li><strong>B\u1ed9 s\u01b0u t\u1eadp th\u1ee5 \u0111\u1ed9ng<\/strong>: Vi\u1ec7c l\u1ea5y d\u1ea5u v\u00e2n tay th\u01b0\u1eddng di\u1ec5n ra \u1edf ch\u1ebf \u0111\u1ed9 n\u1ec1n m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u s\u1ef1 tham gia ho\u1eb7c \u0111\u1ed3ng \u00fd t\u00edch c\u1ef1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li><strong>Theo d\u00f5i nhi\u1ec1u trang web<\/strong>: N\u00f3 cho ph\u00e9p theo d\u00f5i ng\u01b0\u1eddi d\u00f9ng tr\u00ean c\u00e1c trang web kh\u00e1c nhau, \u0111i\u1ec1u m\u00e0 cookie th\u01b0\u1eddng kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1<\/h2>\n<ol>\n<li>\n<p><strong>V\u00e2n tay thi\u1ebft b\u1ecb<\/strong>: Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y thu th\u1eadp th\u00f4ng tin v\u1ec1 thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh, \u0111\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh ho\u1eb7c c\u1ea5u h\u00ecnh ph\u1ea7n c\u1ee9ng.<\/p>\n<\/li>\n<li>\n<p><strong>D\u1ea5u v\u00e2n tay tr\u00ecnh duy\u1ec7t<\/strong>: Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, bao g\u1ed3m phi\u00ean b\u1ea3n, plugin \u0111\u00e3 c\u00e0i \u0111\u1eb7t v\u00e0 c\u00e0i \u0111\u1eb7t c\u1ea5u h\u00ecnh.<\/p>\n<\/li>\n<\/ol>\n<table>\n<thead>\n<tr>\n<th>C\u00e1c lo\u1ea1i<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>V\u00e2n tay thi\u1ebft b\u1ecb<\/td>\n<td>Thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/td>\n<\/tr>\n<tr>\n<td>D\u1ea5u v\u00e2n tay tr\u00ecnh duy\u1ec7t<\/td>\n<td>Thu th\u1eadp th\u00f4ng tin v\u1ec1 tr\u00ecnh duy\u1ec7t v\u00e0 c\u00e0i \u0111\u1eb7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>S\u1eed d\u1ee5ng d\u1ea5u v\u00e2n tay: Nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n<p>D\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau, t\u1eeb \u0111\u1ea3m b\u1ea3o an ninh tr\u1ef1c tuy\u1ebfn \u0111\u1ebfn t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho qu\u1ea3ng c\u00e1o \u0111\u01b0\u1ee3c nh\u1eafm m\u1ee5c ti\u00eau. Tuy nhi\u00ean, n\u00f3 c\u0169ng g\u00e2y ra nh\u1eefng lo ng\u1ea1i nghi\u00eam tr\u1ecdng v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. M\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng v\u00e0 t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 n\u00e2ng cao quy\u1ec1n ri\u00eang t\u01b0 nh\u01b0 VPN, tr\u00ecnh ch\u1eb7n qu\u1ea3ng c\u00e1o ho\u1eb7c c\u00e0i \u0111\u1eb7t tr\u00ecnh duy\u1ec7t \u0111\u1ec3 h\u1ea1n ch\u1ebf vi\u1ec7c l\u1ea5y d\u1ea5u v\u00e2n tay. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ee9c n\u0103ng c\u1ee7a m\u1ed9t s\u1ed1 trang web.<\/p>\n<p>C\u00e1c gi\u1ea3i ph\u00e1p cho v\u1ea5n \u0111\u1ec1 n\u00e0y \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n nh\u1eb1m c\u00e2n b\u1eb1ng gi\u1eefa nhu c\u1ea7u v\u1ec1 b\u1ea3o m\u1eadt v\u00e0 ch\u1ee9c n\u0103ng v\u1edbi y\u00eau c\u1ea7u v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0. Ch\u00fang bao g\u1ed3m c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh v\u1ec1 thu th\u1eadp v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u, c\u0169ng nh\u01b0 ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 t\u1eadp trung h\u01a1n v\u00e0o quy\u1ec1n ri\u00eang t\u01b0.<\/p>\n<h2>So s\u00e1nh v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m<\/h2>\n<p>So v\u1edbi cookie, d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1 b\u1ec1n b\u1ec9 h\u01a1n v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng theo d\u00f5i tr\u00ean nhi\u1ec1u trang web, nh\u01b0ng ch\u00fang c\u00f3 th\u1ec3 x\u00e2m ph\u1ea1m quy\u1ec1n ri\u00eang t\u01b0 nhi\u1ec1u h\u01a1n.<\/p>\n<table>\n<thead>\n<tr>\n<th><\/th>\n<th>B\u00e1nh quy<\/th>\n<th>V\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ki\u00ean tr\u00ec<\/td>\n<td>C\u00f3 th\u1ec3 b\u1ecb x\u00f3a<\/td>\n<td>Ki\u00ean tr\u00ec<\/td>\n<\/tr>\n<tr>\n<td>Theo d\u00f5i nhi\u1ec1u trang web<\/td>\n<td>Gi\u1edbi h\u1ea1n<\/td>\n<td>C\u00f3 kh\u1ea3 n\u0103ng<\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 ri\u00eang t\u01b0<\/td>\n<td>\u00cdt x\u00e2m l\u1ea5n h\u01a1n<\/td>\n<td>x\u00e2m l\u1ea5n h\u01a1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>T\u01b0\u01a1ng lai c\u1ee7a d\u1ea5u v\u00e2n tay<\/h2>\n<p>V\u1edbi m\u1ed1i lo ng\u1ea1i ng\u00e0y c\u00e0ng t\u0103ng v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 s\u1ef1 ra \u0111\u1eddi c\u1ee7a c\u00e1c quy \u0111\u1ecbnh nh\u01b0 GDPR, t\u01b0\u01a1ng lai c\u1ee7a d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1 c\u00f3 th\u1ec3 s\u1ebd li\u00ean quan \u0111\u1ebfn vi\u1ec7c theo d\u00f5i d\u1ef1a tr\u00ean s\u1ef1 \u0111\u1ed3ng \u00fd nhi\u1ec1u h\u01a1n v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u \u1ea9n danh. C\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 Ph\u00e2n b\u1ed5 l\u01b0\u1ee3t nh\u1ea5p v\u00e0o qu\u1ea3ng c\u00e1o b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 (PPACA) c\u1ee7a Apple \u0111\u00e3 \u0111i theo h\u01b0\u1edbng n\u00e0y.<\/p>\n<h2>M\u00e1y ch\u1ee7 proxy v\u00e0 l\u1ea5y d\u1ea5u v\u00e2n tay<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 gi\u1ea3m nguy c\u01a1 l\u1ea5y d\u1ea5u v\u00e2n tay. B\u1eb1ng c\u00e1ch \u0111\u00f3ng vai tr\u00f2 trung gian, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u1ea9n \u0111\u1ecba ch\u1ec9 IP c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c th\u00f4ng tin nh\u1eadn d\u1ea1ng kh\u00e1c. Tuy nhi\u00ean, c\u00e1c k\u1ef9 thu\u1eadt l\u1ea5y d\u1ea5u v\u00e2n tay ph\u1ee9c t\u1ea1p v\u1eabn c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c thi\u1ebft b\u1ecb ho\u1eb7c ng\u01b0\u1eddi d\u00f9ng th\u00f4ng qua c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c thu th\u1eadp kh\u00e1c.<\/p>\n<p>T\u1ea1i OneProxy, ch\u00fang t\u00f4i cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 proxy n\u00e2ng cao c\u00f3 th\u1ec3 gi\u00fap duy tr\u00ec quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 h\u1ea1n ch\u1ebf r\u1ee7i ro v\u1ec1 d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1. M\u00e1y ch\u1ee7 proxy c\u1ee7a ch\u00fang t\u00f4i kh\u00f4ng ch\u1ec9 \u1ea9n \u0111\u1ecba ch\u1ec9 IP c\u1ee7a b\u1ea1n m\u00e0 c\u00f2n cung c\u1ea5p th\u00eam c\u00e1c l\u1edbp b\u1ea3o m\u1eadt v\u00e0 \u1ea9n danh.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 d\u1ea5u v\u00e2n tay k\u1ef9 thu\u1eadt s\u1ed1, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li><a href=\"https:\/\/panopticlick.eff.org\/\" target=\"_new\" rel=\"noopener nofollow\">D\u1ef1 \u00e1n Panopticlick c\u1ee7a EFF<\/a><\/li>\n<li><a href=\"https:\/\/www.nature.com\/articles\/srep04156\" target=\"_new\" rel=\"noopener nofollow\">M\u1ed9t nghi\u00ean c\u1ee9u v\u1ec1 t\u00ednh \u0111\u1ed9c \u0111\u00e1o c\u1ee7a c\u00e1c m\u1eabu l\u1ecbch s\u1eed duy\u1ec7t web<\/a><\/li>\n<li><a href=\"https:\/\/ieeexplore.ieee.org\/abstract\/document\/6906486\" target=\"_new\" rel=\"noopener nofollow\">V\u00e2n tay tr\u00ecnh duy\u1ec7t: Gi\u1edbi thi\u1ec7u v\u00e0 nh\u1eefng th\u00e1ch th\u1ee9c ph\u00eda tr\u01b0\u1edbc<\/a><\/li>\n<li><a href=\"https:\/\/webkit.org\/blog\/8943\/privacy-preserving-ad-click-attribution-for-the-web\/\" target=\"_new\" rel=\"noopener nofollow\">Thu\u1ed9c t\u00ednh nh\u1ea5p v\u00e0o qu\u1ea3ng c\u00e1o b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 c\u1ee7a Apple<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/vn\/\" target=\"_new\" rel=\"noopener\">Gi\u1ea3i ph\u00e1p c\u1ee7a OneProxy cho quy\u1ec1n ri\u00eang t\u01b0 tr\u1ef1c tuy\u1ebfn<\/a><\/li>\n<\/ol>","protected":false},"featured_media":468409,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477240","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Fingerprinting: A Comprehensive Study<\/mark>","faq_items":[{"question":"What is digital fingerprinting?","answer":"<p>Digital fingerprinting is a practice of collecting data about a specific user or device on a network, helping to identify unique characteristics. This data can be used for various purposes, such as improving online security, facilitating targeted advertising, and enhancing user experience.<\/p>"},{"question":"What is the history of digital fingerprinting?","answer":"<p>The term \"fingerprinting\" traces its origin to the unique characteristics of human fingerprints. This concept of uniqueness was extended to devices and browsers, where unique sets of information could be used to identify a user or a device. The first instances of fingerprinting techniques can be traced back to the days of HTTP cookies, but over time, fingerprinting techniques evolved, collecting more detailed and diverse information about users and their devices.<\/p>"},{"question":"How does digital fingerprinting work?","answer":"<p>Digital fingerprinting begins when a user connects to a website. The website can use scripts or HTTP headers to collect data about the user's device and browser settings. This data is then compiled into a profile, which serves as the user's 'fingerprint,' allowing entities to track the user across different websites or identify them if they return to the same site.<\/p>"},{"question":"What are the key features of digital fingerprinting?","answer":"<p>The key features of digital fingerprinting include its uniqueness (each fingerprint is unique to a device or browser), persistence (the fingerprint remains consistent over time), passive collection (data is collected without the user's active participation), and capability for cross-site tracking (users can be tracked across different websites).<\/p>"},{"question":"What are the types of digital fingerprinting?","answer":"<p>There are two main types of digital fingerprinting: device fingerprinting and browser fingerprinting. Device fingerprinting collects information about a user's device, while browser fingerprinting collects data about a user's browser and its settings.<\/p>"},{"question":"How is digital fingerprinting used and what problems does it present?","answer":"<p>Digital fingerprinting is used in various ways, including ensuring online security and facilitating targeted advertising. However, it raises concerns about user privacy, as data collection often occurs without the user's knowledge or consent. Tools like VPNs and ad-blockers can limit fingerprinting, but they may also affect website functionality.<\/p>"},{"question":"How do proxy servers relate to digital fingerprinting?","answer":"<p>Proxy servers can enhance privacy and reduce the risk of digital fingerprinting by serving as intermediaries and hiding user's IP address and other identifying information. However, advanced fingerprinting techniques may still identify a device or user through other data points. At OneProxy, we offer advanced proxy server solutions to maintain privacy and limit the risk of digital fingerprinting.<\/p>"},{"question":"What is the future of digital fingerprinting?","answer":"<p>The future of digital fingerprinting is likely to involve more consent-based tracking and anonymized data collection, given the growing concerns about privacy and the advent of regulations like the General Data Protection Regulation (GDPR).<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/477240","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\/477240\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/468409"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=477240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}