{"id":1189,"date":"2026-04-30T17:03:08","date_gmt":"2026-04-30T10:03:08","guid":{"rendered":"https:\/\/vncybers.vn\/bao-ve-du-lieu-ca-nhan-khi-su-dung-wi-fi-cong-cong-trong-ky-nghi-le\/"},"modified":"2026-04-30T17:03:08","modified_gmt":"2026-04-30T10:03:08","slug":"bao-ve-du-lieu-ca-nhan-khi-su-dung-wi-fi-cong-cong-trong-ky-nghi-le","status":"publish","type":"post","link":"https:\/\/vncybers.vn\/en\/bao-ve-du-lieu-ca-nhan-khi-su-dung-wi-fi-cong-cong-trong-ky-nghi-le\/","title":{"rendered":"B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u00e1 nh\u00e2n khi s\u1eed d\u1ee5ng Wi-Fi c\u00f4ng c\u1ed9ng trong k\u1ef3 ngh\u1ec9 l\u1ec5"},"content":{"rendered":"<h2>B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u00e1 nh\u00e2n khi s\u1eed d\u1ee5ng Wi-Fi c\u00f4ng c\u1ed9ng trong k\u1ef3 ngh\u1ec9 l\u1ec5 t\u1ea1i Vi\u1ec7t Nam<\/h2>\n<p>M\u1ed7i d\u1ecbp ngh\u1ec9 l\u1ec5, h\u00e0ng tri\u1ec7u ng\u01b0\u1eddi Vi\u1ec7t Nam v\u00e0 du kh\u00e1ch qu\u1ed1c t\u1ebf \u0111\u1ed5 v\u1ec1 c\u00e1c \u0111i\u1ec3m du l\u1ecbch, trung t\u00e2m th\u01b0\u01a1ng m\u1ea1i, qu\u00e1n c\u00e0 ph\u00ea v\u00e0 s\u00e2n bay tr\u00ean kh\u1eafp c\u1ea3 n\u01b0\u1edbc. C\u00f9ng v\u1edbi nhu c\u1ea7u k\u1ebft n\u1ed1i li\u00ean t\u1ee5c, vi\u1ec7c s\u1eed d\u1ee5ng Wi-Fi c\u00f4ng c\u1ed9ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn h\u01a1n bao gi\u1edd h\u1ebft. Tuy nhi\u00ean, \u0111\u00e2y c\u0169ng l\u00e0 th\u1eddi \u0111i\u1ec3m c\u00e1c t\u00e1c nh\u00e2n \u0111\u1ed9c h\u1ea1i t\u0103ng c\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng, nh\u1eafm v\u00e0o nh\u1eefng ng\u01b0\u1eddi d\u00f9ng thi\u1ebfu c\u1ea3nh gi\u00e1c \u0111\u1ec3 \u0111\u00e1nh c\u1eafp th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 t\u00e0i ch\u00ednh.<\/p>\n<p>B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p nh\u1eefng ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u00e0 bi\u1ec7n ph\u00e1p th\u1ef1c t\u1ebf gi\u00fap b\u1ea1n b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh khi truy c\u1eadp Internet qua c\u00e1c m\u1ea1ng Wi-Fi c\u00f4ng c\u1ed9ng trong k\u1ef3 ngh\u1ec9 l\u1ec5.<\/p>\n<h2>T\u1ea1i sao Wi-Fi c\u00f4ng c\u1ed9ng l\u1ea1i ti\u1ec1m \u1ea9n r\u1ee7i ro?<\/h2>\n<p>Wi-Fi c\u00f4ng c\u1ed9ng, d\u00f9 ti\u1ec7n l\u1ee3i, v\u1ec1 b\u1ea3n ch\u1ea5t l\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. B\u1ea5t k\u1ef3 ai trong ph\u1ea1m vi ph\u1ee7 s\u00f3ng \u0111\u1ec1u c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u00e0o c\u00f9ng m\u1ed9t m\u1ea1ng, v\u00e0 \u0111i\u1ec1u \u0111\u00f3 t\u1ea1o ra c\u01a1 h\u1ed9i \u0111\u1ec3 k\u1ebb t\u1ea5n c\u00f4ng nghe l\u00e9n lu\u1ed3ng d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n.<\/p>\n<h3>C\u00e1c h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng ph\u1ed5 bi\u1ebfn<\/h3>\n<ul>\n<li><strong>Evil Twin (M\u1ea1ng gi\u1ea3 m\u1ea1o):<\/strong> K\u1ebb t\u1ea5n c\u00f4ng t\u1ea1o m\u1ed9t \u0111i\u1ec3m ph\u00e1t Wi-Fi c\u00f3 t\u00ean g\u1ea7n gi\u1ed1ng v\u1edbi m\u1ea1ng h\u1ee3p l\u1ec7, ch\u1eb3ng h\u1ea1n &#8220;Airport_FreeWifi&#8221; thay v\u00ec &#8220;AirportFreeWifi&#8221;. Ng\u01b0\u1eddi d\u00f9ng k\u1ebft n\u1ed1i nh\u1ea7m v\u00e0 to\u00e0n b\u1ed9 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp b\u1ecb chuy\u1ec3n qua m\u00e1y c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng.<\/li>\n<li><strong>Man-in-the-Middle (T\u1ea5n c\u00f4ng trung gian):<\/strong> K\u1ebb t\u1ea5n c\u00f4ng chen v\u00e0o gi\u1eefa thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n v\u00e0 \u0111i\u1ec3m truy c\u1eadp, \u00e2m th\u1ea7m \u0111\u1ecdc, s\u1eeda \u0111\u1ed5i ho\u1eb7c \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u \u0111ang truy\u1ec1n t\u1ea3i.<\/li>\n<li><strong>Packet Sniffing (Nghe l\u00e9n g\u00f3i tin):<\/strong> Tr\u00ean m\u1ea1ng kh\u00f4ng m\u00e3 h\u00f3a, c\u00e1c g\u00f3i tin d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n d\u01b0\u1edbi d\u1ea1ng v\u0103n b\u1ea3n th\u00f4. C\u00f4ng c\u1ee5 ph\u00e2n t\u00edch l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng thu th\u1eadp t\u00ean \u0111\u0103ng nh\u1eadp, m\u1eadt kh\u1ea9u v\u00e0 th\u00f4ng tin th\u1ebb ng\u00e2n h\u00e0ng.<\/li>\n<li><strong>Session Hijacking (Chi\u1ebfm phi\u00ean \u0111\u0103ng nh\u1eadp):<\/strong> Sau khi b\u1ea1n \u0111\u0103ng nh\u1eadp v\u00e0o m\u1ed9t d\u1ecbch v\u1ee5, k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 \u0111\u00e1nh c\u1eafp cookie phi\u00ean \u0111\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n m\u00e0 kh\u00f4ng c\u1ea7n m\u1eadt kh\u1ea9u.<\/li>\n<li><strong>Rogue Hotspot (\u0110i\u1ec3m ph\u00e1t Wi-Fi \u0111\u1ed9c h\u1ea1i):<\/strong> C\u00e1c thi\u1ebft b\u1ecb ph\u00e1t Wi-Fi nh\u1ecf, gi\u00e1 r\u1ebb \u0111\u01b0\u1ee3c ng\u1ee5y trang t\u1ea1i c\u00e1c \u0111\u1ecba \u0111i\u1ec3m \u0111\u00f4ng ng\u01b0\u1eddi, cung c\u1ea5p k\u1ebft n\u1ed1i Internet mi\u1ec5n ph\u00ed nh\u01b0ng \u0111\u1ed3ng th\u1eddi thu th\u1eadp d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n<h2>B\u1ee9c tranh th\u1ef1c t\u1ebf t\u1ea1i Vi\u1ec7t Nam trong k\u1ef3 ngh\u1ec9 l\u1ec5<\/h2>\n<p>Trong c\u00e1c d\u1ecbp l\u1ec5 l\u1edbn nh\u01b0 30\/4, 1\/5, T\u1ebft Nguy\u00ean \u0110\u00e1n hay c\u00e1c k\u1ef3 ngh\u1ec9 h\u00e8, l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp Internet t\u1ea1i c\u00e1c \u0111i\u1ec3m du l\u1ecbch t\u0103ng \u0111\u1ed9t bi\u1ebfn. C\u00e1c t\u1ec9nh th\u00e0nh nh\u01b0 \u0110\u00e0 N\u1eb5ng, H\u1ed9i An, H\u00e0 N\u1ed9i, TP.HCM v\u00e0 Ph\u00fa Qu\u1ed1c ghi nh\u1eadn l\u01b0\u1ee3ng du kh\u00e1ch kh\u1ed5ng l\u1ed3, k\u00e9o theo \u0111\u00f3 l\u00e0 nhu c\u1ea7u k\u1ebft n\u1ed1i r\u1ea5t cao t\u1ea1i c\u00e1c qu\u00e1n c\u00e0 ph\u00ea, kh\u00e1ch s\u1ea1n, b\u00e3i bi\u1ec3n v\u00e0 khu vui ch\u01a1i.<\/p>\n<p>\u0110\u00e2y l\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00fd t\u01b0\u1edfng \u0111\u1ec3 c\u00e1c t\u00e1c nh\u00e2n \u0111\u1ed9c h\u1ea1i tri\u1ec3n khai t\u1ea5n c\u00f4ng v\u1edbi chi ph\u00ed th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng th\u00e0nh c\u00f4ng cao, b\u1edfi n\u1ea1n nh\u00e2n ti\u1ec1m n\u0103ng th\u01b0\u1eddng \u0111ang trong tr\u1ea1ng th\u00e1i th\u01b0 gi\u00e3n, m\u1ea5t c\u1ea3nh gi\u00e1c v\u00e0 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb c\u00e1 nh\u00e2n \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch nh\u1ea1y c\u1ea3m nh\u01b0 \u0111\u1eb7t ph\u00f2ng, mua v\u00e9, chuy\u1ec3n ti\u1ec1n ho\u1eb7c \u0111\u0103ng nh\u1eadp m\u1ea1ng x\u00e3 h\u1ed9i.<\/p>\n<h2>C\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 thi\u1ebft y\u1ebfu<\/h2>\n<h3>1. S\u1eed d\u1ee5ng VPN \u0111\u00e1ng tin c\u1eady<\/h3>\n<p>\u0110\u00e2y l\u00e0 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 nh\u1ea5t khi s\u1eed d\u1ee5ng Wi-Fi c\u00f4ng c\u1ed9ng. VPN (Virtual Private Network) m\u00e3 h\u00f3a to\u00e0n b\u1ed9 lu\u1ed3ng d\u1eef li\u1ec7u gi\u1eefa thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n v\u00e0 m\u00e1y ch\u1ee7 VPN, khi\u1ebfn k\u1ebb t\u1ea5n c\u00f4ng kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c n\u1ed9i dung ngay c\u1ea3 khi \u0111\u00e3 ch\u1eb7n \u0111\u01b0\u1ee3c g\u00f3i tin.<\/p>\n<ul>\n<li>L\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p VPN c\u00f3 ch\u00ednh s\u00e1ch kh\u00f4ng l\u01b0u nh\u1eadt k\u00fd (no-log policy) \u0111\u01b0\u1ee3c ki\u1ec3m to\u00e1n \u0111\u1ed9c l\u1eadp.<\/li>\n<li>B\u1eadt VPN tr\u01b0\u1edbc khi k\u1ebft n\u1ed1i Wi-Fi c\u00f4ng c\u1ed9ng, kh\u00f4ng ph\u1ea3i sau.<\/li>\n<li>Tr\u00e1nh s\u1eed d\u1ee5ng VPN mi\u1ec5n ph\u00ed t\u1eeb ngu\u1ed3n kh\u00f4ng r\u00f5 r\u00e0ng, v\u00ec ch\u00ednh VPN \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 c\u00f4ng c\u1ee5 thu th\u1eadp d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<h3>2. \u01afu ti\u00ean k\u1ebft n\u1ed1i HTTPS<\/h3>\n<p>Tr\u01b0\u1edbc khi nh\u1eadp b\u1ea5t k\u1ef3 th\u00f4ng tin nh\u1ea1y c\u1ea3m n\u00e0o, h\u00e3y ki\u1ec3m tra thanh \u0111\u1ecba ch\u1ec9 tr\u00ecnh duy\u1ec7t. \u0110\u1ecba ch\u1ec9 ph\u1ea3i b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>https:\/\/<\/code> v\u00e0 c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 kh\u00f3a. Giao th\u1ee9c HTTPS \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a trong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i gi\u1eefa tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n v\u00e0 m\u00e1y ch\u1ee7 web.<\/p>\n<ul>\n<li>C\u00e0i \u0111\u1eb7t ti\u1ec7n \u00edch m\u1edf r\u1ed9ng nh\u01b0 &#8220;HTTPS Everywhere&#8221; cho tr\u00ecnh duy\u1ec7t tr\u00ean m\u00e1y t\u00ednh.<\/li>\n<li>Kh\u00f4ng b\u1ecf qua c\u1ea3nh b\u00e1o ch\u1ee9ng ch\u1ec9 SSL c\u1ee7a tr\u00ecnh duy\u1ec7t, \u0111\u00e2y th\u01b0\u1eddng l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a t\u1ea5n c\u00f4ng trung gian.<\/li>\n<\/ul>\n<h3>3. T\u1eaft k\u1ebft n\u1ed1i t\u1ef1 \u0111\u1ed9ng Wi-Fi<\/h3>\n<p>\u0110i\u1ec7n tho\u1ea1i v\u00e0 m\u00e1y t\u00ednh x\u00e1ch tay c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng k\u1ebft n\u1ed1i v\u00e0o c\u00e1c m\u1ea1ng Wi-Fi \u0111\u00e3 t\u1eebng s\u1eed d\u1ee5ng ho\u1eb7c c\u00e1c m\u1ea1ng m\u1edf. T\u00ednh n\u0103ng n\u00e0y t\u1ea1o ra r\u1ee7i ro nghi\u00eam tr\u1ecdng khi thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n t\u1ef1 \u0111\u1ed9ng k\u1ebft n\u1ed1i v\u00e0o m\u1ed9t m\u1ea1ng gi\u1ea3 m\u1ea1o m\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 x\u00e1c nh\u1eadn c\u1ee7a b\u1ea1n.<\/p>\n<ul>\n<li>Tr\u00ean iOS: v\u00e0o Settings, ch\u1ecdn Wi-Fi, t\u1eaft &#8220;Auto-Join Hotspot&#8221;.<\/li>\n<li>Tr\u00ean Android: v\u00e0o Settings, ch\u1ecdn Network v\u00e0 Internet, t\u1eaft t\u00f9y ch\u1ecdn k\u1ebft n\u1ed1i t\u1ef1 \u0111\u1ed9ng.<\/li>\n<li>X\u00f3a l\u1ecbch s\u1eed c\u00e1c m\u1ea1ng Wi-Fi c\u00f4ng c\u1ed9ng sau khi s\u1eed d\u1ee5ng xong.<\/li>\n<\/ul>\n<h3>4. X\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA)<\/h3>\n<p>Ngay c\u1ea3 khi m\u1eadt kh\u1ea9u c\u1ee7a b\u1ea1n b\u1ecb l\u1ed9, x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 t\u1ea1o ra m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 b\u1ed5 sung. K\u1ebb t\u1ea5n c\u00f4ng s\u1ebd c\u1ea7n c\u1ea3 m\u1eadt kh\u1ea9u l\u1eabn m\u00e3 x\u00e1c th\u1ef1c th\u1ee9 hai, th\u01b0\u1eddng l\u00e0 m\u00e3 OTP g\u1eedi v\u1ec1 \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c.<\/p>\n<ul>\n<li>B\u1eadt 2FA cho t\u00e0i kho\u1ea3n ng\u00e2n h\u00e0ng, email v\u00e0 m\u1ea1ng x\u00e3 h\u1ed9i.<\/li>\n<li>\u01afu ti\u00ean s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c (Google Authenticator, Authy) thay v\u00ec SMS, v\u00ec SMS c\u00f3 th\u1ec3 b\u1ecb ch\u1eb7n qua t\u1ea5n c\u00f4ng SIM Swap.<\/li>\n<\/ul>\n<h3>5. Tr\u00e1nh th\u1ef1c hi\u1ec7n giao d\u1ecbch t\u00e0i ch\u00ednh tr\u00ean Wi-Fi c\u00f4ng c\u1ed9ng<\/h3>\n<p>N\u1ebfu c\u00f3 th\u1ec3, h\u00e3y ho\u00e0n to\u00e0n tr\u00e1nh \u0111\u0103ng nh\u1eadp v\u00e0o \u1ee9ng d\u1ee5ng ng\u00e2n h\u00e0ng ho\u1eb7c th\u1ef1c hi\u1ec7n thanh to\u00e1n tr\u1ef1c tuy\u1ebfn khi \u0111ang d\u00f9ng Wi-Fi c\u00f4ng c\u1ed9ng. Thay v\u00e0o \u0111\u00f3, h\u00e3y chuy\u1ec3n sang d\u00f9ng d\u1eef li\u1ec7u di \u0111\u1ed9ng (4G\/5G) cho c\u00e1c t\u00e1c v\u1ee5 nh\u1ea1y c\u1ea3m, v\u00ec d\u1eef li\u1ec7u di \u0111\u1ed9ng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a v\u00e0 kh\u00f3 b\u1ecb t\u1ea5n c\u00f4ng h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi Wi-Fi m\u1edf.<\/p>\n<h3>6. C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh th\u01b0\u1eddng xuy\u00ean<\/h3>\n<p>Nhi\u1ec1u cu\u1ed9c t\u1ea5n c\u00f4ng khai th\u00e1c c\u00e1c l\u1ed7 h\u1ed5ng \u0111\u00e3 bi\u1ebft trong ph\u1ea7n m\u1ec1m ch\u01b0a \u0111\u01b0\u1ee3c v\u00e1. Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u chuy\u1ebfn \u0111i, h\u00e3y \u0111\u1ea3m b\u1ea3o h\u1ec7 \u0111i\u1ec1u h\u00e0nh, tr\u00ecnh duy\u1ec7t v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt l\u00ean phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t.<\/p>\n<h2>Nh\u1eadn di\u1ec7n m\u1ea1ng Wi-Fi \u0111\u00e1ng ng\u1edd<\/h2>\n<p>Kh\u00f4ng ph\u1ea3i m\u1ecdi m\u1ea1ng Wi-Fi nguy hi\u1ec3m \u0111\u1ec1u d\u1ec5 nh\u1eadn ra, nh\u01b0ng c\u00f3 m\u1ed9t s\u1ed1 d\u1ea5u hi\u1ec7u b\u1ea1n c\u1ea7n ch\u00fa \u00fd:<\/p>\n<ul>\n<li>T\u00ean m\u1ea1ng qu\u00e1 chung chung ho\u1eb7c kh\u00f4ng kh\u1edbp v\u1edbi t\u00ean \u0111\u1ecba \u0111i\u1ec3m b\u1ea1n \u0111ang \u1edf (v\u00ed d\u1ee5: &#8220;Free_Wifi&#8221;, &#8220;Hotel_Guest&#8221; t\u1ea1i n\u01a1i kh\u00f4ng ph\u1ea3i kh\u00e1ch s\u1ea1n).<\/li>\n<li>M\u1ea1ng kh\u00f4ng y\u00eau c\u1ea7u m\u1eadt kh\u1ea9u t\u1ea1i nh\u1eefng n\u01a1i th\u01b0\u1eddng c\u00f3 x\u00e1c th\u1ef1c.<\/li>\n<li>K\u1ebft n\u1ed1i ch\u1eadm b\u1ea5t th\u01b0\u1eddng m\u1eb7c d\u00f9 t\u00edn hi\u1ec7u m\u1ea1nh, c\u00f3 th\u1ec3 do l\u01b0u l\u01b0\u1ee3ng \u0111ang b\u1ecb chuy\u1ec3n h\u01b0\u1edbng qua m\u00e1y trung gian.<\/li>\n<li>Tr\u00ecnh duy\u1ec7t li\u00ean t\u1ee5c hi\u1ec3n th\u1ecb c\u1ea3nh b\u00e1o ch\u1ee9ng ch\u1ec9 SSL.<\/li>\n<li>Xu\u1ea5t hi\u1ec7n nhi\u1ec1u m\u1ea1ng c\u00f3 t\u00ean t\u01b0\u01a1ng t\u1ef1 nhau t\u1ea1i c\u00f9ng m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m.<\/li>\n<\/ul>\n<p>Khi nghi ng\u1edd, c\u00e1ch an to\u00e0n nh\u1ea5t l\u00e0 h\u1ecfi tr\u1ef1c ti\u1ebfp nh\u00e2n vi\u00ean t\u1ea1i \u0111\u1ecba \u0111i\u1ec3m v\u1ec1 t\u00ean m\u1ea1ng Wi-Fi ch\u00ednh th\u1ee9c v\u00e0 m\u1eadt kh\u1ea9u, \u0111\u1ed3ng th\u1eddi x\u00e1c nh\u1eadn r\u1eb1ng th\u00f4ng tin \u0111\u00f3 kh\u1edbp v\u1edbi m\u1ea1ng b\u1ea1n s\u1eafp k\u1ebft n\u1ed1i.<\/p>\n<h2>Sau k\u1ef3 ngh\u1ec9: Nh\u1eefng vi\u1ec7c c\u1ea7n l\u00e0m<\/h2>\n<p>Khi tr\u1edf v\u1ec1, \u0111\u1eebng b\u1ecf qua b\u01b0\u1edbc ki\u1ec3m tra b\u1ea3o m\u1eadt sau chuy\u1ebfn \u0111i. Th\u00f3i quen n\u00e0y gi\u00fap ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u x\u00e2m ph\u1ea1m t\u00e0i kho\u1ea3n.<\/p>\n<ul>\n<li>Ki\u1ec3m tra l\u1ecbch s\u1eed \u0111\u0103ng nh\u1eadp c\u1ee7a c\u00e1c t\u00e0i kho\u1ea3n quan tr\u1ecdng, bao g\u1ed3m email, ng\u00e2n h\u00e0ng v\u00e0 m\u1ea1ng x\u00e3 h\u1ed9i.<\/li>\n<li>\u0110\u1ed5i m\u1eadt kh\u1ea9u n\u1ebfu b\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng t\u00e0i kho\u1ea3n nh\u1ea1y c\u1ea3m tr\u00ean Wi-Fi c\u00f4ng c\u1ed9ng m\u00e0 kh\u00f4ng c\u00f3 VPN.<\/li>\n<li>R\u00e0 so\u00e1t sao k\u00ea ng\u00e2n h\u00e0ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c giao d\u1ecbch b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li>X\u00f3a c\u00e1c m\u1ea1ng Wi-Fi c\u00f4ng c\u1ed9ng \u0111\u00e3 l\u01b0u kh\u1ecfi thi\u1ebft b\u1ecb.<\/li>\n<li>Ch\u1ea1y ph\u1ea7n m\u1ec1m di\u1ec7t virus \u0111\u1ec3 ki\u1ec3m tra thi\u1ebft b\u1ecb n\u1ebfu b\u1ea1n \u0111\u00e3 t\u1ea3i xu\u1ed1ng b\u1ea5t k\u1ef3 t\u1ec7p n\u00e0o trong chuy\u1ebfn \u0111i.<\/li>\n<\/ul>\n<h2>Conclusion<\/h2>\n<p>Wi-Fi c\u00f4ng c\u1ed9ng l\u00e0 m\u1ed9t ti\u1ec7n \u00edch kh\u00f4ng th\u1ec3 thi\u1ebfu trong cu\u1ed9c s\u1ed1ng hi\u1ec7n \u0111\u1ea1i, \u0111\u1eb7c bi\u1ec7t khi \u0111i du l\u1ecbch. Tuy nhi\u00ean, s\u1ef1 ti\u1ec7n l\u1ee3i \u0111\u00f3 \u0111i k\u00e8m v\u1edbi nh\u1eefng r\u1ee7i ro b\u1ea3o m\u1eadt th\u1ef1c s\u1ef1 c\u1ea7n \u0111\u01b0\u1ee3c nh\u00ecn nh\u1eadn nghi\u00eam t\u00fac. V\u1edbi m\u1ed9t v\u00e0i bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba \u0111\u01a1n gi\u1ea3n nh\u01b0 s\u1eed d\u1ee5ng VPN, b\u1eadt x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 v\u00e0 tr\u00e1nh giao d\u1ecbch t\u00e0i ch\u00ednh tr\u00ean m\u1ea1ng c\u00f4ng c\u1ed9ng, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u \u0111\u00e1ng k\u1ec3 nguy c\u01a1 tr\u1edf th\u00e0nh n\u1ea1n nh\u00e2n c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng trong k\u1ef3 ngh\u1ec9 l\u1ec5.<\/p>\n<p>An to\u00e0n tr\u00ean kh\u00f4ng gian s\u1ed1 c\u0169ng l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u1ed9t k\u1ef3 ngh\u1ec9 th\u1ef1c s\u1ef1 tr\u1ecdn v\u1eb9n.<\/p>\n<p>&nbsp;<\/p>\n<p><em>VNCyberS t\u1ed5ng h\u1ee3p t\u1eeb: C\u00e1c chuy\u00ean gia an ninh m\u1ea1ng v\u00e0 t\u00e0i li\u1ec7u b\u1ea3o m\u1eadt qu\u1ed1c t\u1ebf.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u00e1 nh\u00e2n khi s\u1eed d\u1ee5ng Wi-Fi c\u00f4ng c\u1ed9ng trong k\u1ef3 ngh\u1ec9 l\u1ec5 t\u1ea1i Vi\u1ec7t Nam M\u1ed7i d\u1ecbp ngh\u1ec9 l\u1ec5, h\u00e0ng tri\u1ec7u ng\u01b0\u1eddi Vi\u1ec7t Nam v\u00e0 du kh\u00e1ch qu\u1ed1c t\u1ebf \u0111\u1ed5 v\u1ec1 c\u00e1c \u0111i\u1ec3m du l\u1ecbch, trung t\u00e2m th\u01b0\u01a1ng m\u1ea1i, qu\u00e1n c\u00e0 ph\u00ea v\u00e0 s\u00e2n bay tr\u00ean kh\u1eafp c\u1ea3 n\u01b0\u1edbc. C\u00f9ng v\u1edbi [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1188,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[5],"tags":[62,46,27,123],"class_list":["post-1189","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc","tag-30-4","tag-an-ninh-mang","tag-bao-mat-ca-nhan","tag-bao-mat-du-lieu"],"_links":{"self":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1189","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/comments?post=1189"}],"version-history":[{"count":0,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/posts\/1189\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/media\/1188"}],"wp:attachment":[{"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/media?parent=1189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/categories?post=1189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vncybers.vn\/en\/wp-json\/wp\/v2\/tags?post=1189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}