{"id":308861,"date":"2024-01-19T22:02:16","date_gmt":"2024-01-19T15:02:16","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=308861"},"modified":"2024-01-19T22:02:16","modified_gmt":"2024-01-19T15:02:16","slug":"ca-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/ca-la-gi\/","title":{"rendered":"Certificate Authority l\u00e0 g\u00ec? CA l\u00e0 g\u00ec?"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">CA l\u00e0 g\u00ec? Certificate Authority l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 r\u1ea5t quan tr\u1ecdng trong v\u1ea5n \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m t\u00ednh minh b\u1ea1ch v\u00e0 an to\u00e0n cho m\u1ea1ng Internet. V\u1edbi nh\u1eefng trang web th\u00ec CA r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u00fap n\u00f3 ng\u0103n ch\u1eb7n c\u00e1c hacker c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0 \u0111\u00e1nh c\u1eafp c\u00e1c d\u1eef li\u1ec7u. B\u00e0i vi\u1ebft sau s\u1ebd gi\u1edbi thi\u1ec7u chi ti\u1ebft \u0111\u1ec3 gi\u00fap m\u1ecdi ng\u01b0\u1eddi t\u00ecm hi\u1ec3u Certificate Authority l\u00e0 g\u00ec?<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">CA l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 t\u1eeb vi\u1ebft t\u1eaft c\u1ee7a c\u1ee5m t\u1eeb ti\u1ebfng Anh &#8211; Certificate Authority. \u0110\u00e2y l\u00e0 1 t\u1ed5 ch\u1ee9c chuy\u00ean ph\u00e1t h\u00e0nh v\u00e0 ch\u1ee9ng th\u1ef1c nh\u1eefng ch\u1ee9ng ch\u1ec9 d\u1ea1ng k\u1ef9 thu\u1eadt s\u1ed1. Ch\u1eb3ng h\u1ea1n nh\u01b0 T\u00ean mi\u1ec1n, Email, C\u00e1 nh\u00e2n, Doanh nghi\u1ec7p,&#8230;<\/span><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-full wp-image-308864 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-1.jpg\" alt=\"ca-la-gi-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Hi\u1ec7n nay Certificate Authority c\u00f3 vai tr\u00f2 kh\u00e1 quan tr\u1ecdng v\u1edbi nh\u1eefng ho\u1ea1t \u0111\u1ed9ng, giao d\u1ecbch tr\u00ean Internet c\u1ee7a ch\u00fang ta. N\u00f3 c\u00f3 th\u1ec3 gi\u00fap cho trang web c\u1ee7a doanh nghi\u1ec7p \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o s\u1ef1 tin c\u1eady, minh m\u1ea1ch tr\u00ean Internet. M\u1ed7i n\u0103m, t\u1ed5 ch\u1ee9c Certificate Authority s\u1ebd ph\u00e1t h\u00e0nh \u0111a d\u1ea1ng c\u00e1c lo\u1ea1i ch\u1ee9ng ch\u1ec9 k\u1ef9 thu\u1eadt s\u1ed1 nh\u1eb1m b\u1ea3o v\u1ec7, m\u00e3 h\u00f3a th\u00f4ng tin ho\u1eb7c nh\u1eefng giao d\u1ecbch.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nh\u1eefng t\u1ed5 ch\u1ee9c Certificate Authority c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 nh\u00e0 cung c\u1ea5p nh\u1eefng d\u1ecbch v\u1ee5 v\u1ec1 \u0111\u0103ng k\u00fd c\u00e1c ti\u1ebfn mi\u1ec1n, \u0111\u01a1n v\u1ecb cho thu\u00ea Hosting,&#8230; Nh\u1eefng t\u1ed5 ch\u1ee9c n\u00e0y c\u00f3 vai tr\u00f2 nh\u01b0 b\u00ean th\u1ee9 3 v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n cho quy tr\u00ecnh trao \u0111\u1ed5i c\u00e1c th\u00f4ng tin.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">Nh\u1eefng vai tr\u00f2 quan tr\u1ecdng c\u1ee7a CA l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Sau khi \u0111\u00e3 t\u00ecm hi\u1ec3u s\u01a1 qua v\u1ec1 CA th\u00ec nhi\u1ec1u ng\u01b0\u1eddi l\u1ea1i th\u1eafc m\u1eafc v\u1ec1 vai tr\u00f2 c\u1ee7a t\u1ed5 ch\u1ee9c n\u00e0y. Vai tr\u00f2 ch\u00ednh c\u1ee7a Certificate Authority ch\u00ednh l\u00e0 c\u1ea5p nh\u1eefng ch\u1ee9ng ch\u1ec9 SSL cho nh\u1eefng t\u1ed5 ch\u1ee9c mong mu\u1ed1n \u0111\u01b0\u1ee3c xu\u1ea5t b\u1ea3n c\u00e1c n\u1ed9i dung trong web. Ng\u00e0y nay c\u00f3 3 c\u1ea5p SSL t\u01b0\u01a1ng \u1ee9ng c\u00f9ng \u0111\u1ed9 tin c\u1eady ri\u00eang, bao g\u1ed3m: Domain Validated &#8211; Ch\u1ee9ng ch\u1ec9 d\u00f9ng \u0111\u1ec3 x\u00e1c th\u1ef1c c\u00e1c t\u00ean mi\u1ec1n, Organization Validated &#8211; X\u00e1c th\u1ef1c cho t\u1ed5 ch\u1ee9c, Extended Validation &#8211; X\u00e1c th\u1ef1c m\u1edf r\u1ed9ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">SSL m\u00e0 c\u00f3 m\u1ee9c tin c\u1eady cao th\u00ec Certificate Authority s\u1ebd \u0111\u01b0a ra nhi\u1ec1u \u0111i\u1ec1u ki\u1ec7n kh\u1eaft khe h\u01a1n khi ch\u1ee9ng nh\u1eadn:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">V\u1edbi SSL d\u00f9ng \u0111\u1ec3 x\u00e1c th\u1ef1c c\u00e1c t\u00ean mi\u1ec1n: Certificate Authority s\u1ebd x\u00e1c minh v\u1ec1 quy\u1ec1n s\u1edf h\u1eefu c\u1ee7a Domain r\u1ed3i c\u1ea5p c\u00e1c ch\u1ee9ng ch\u1ec9.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">V\u1edbi ch\u1ee9ng ch\u1ec9 EV &#8211; X\u00e1c th\u1ef1c m\u1edf r\u1ed9ng v\u00e0 OV &#8211; X\u00e1c th\u1ef1c cho t\u1ed5 ch\u1ee9c: Certificate Authority th\u1ef1c hi\u1ec7n x\u00e1c minh nh\u1eefng t\u00e0i li\u1ec7u \u0111\u1ec3 \u0111\u0103ng k\u00fd trong kinh doanh t\u1eeb ch\u00ednh ph\u1ee7 c\u00f9ng m\u1ed9t v\u00e0i ngu\u1ed3n kh\u00e1c.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Quy tr\u00ecnh ki\u1ec3m tra v\u00e0 ch\u1ee9ng nh\u1eadn c\u1ee7a Certificate Authority r\u1ea5t nghi\u00eam ng\u1eb7t v\u00e0 m\u1ea5t t\u1eeb 3 \u0111\u1ebfn 5 ng\u00e0y \u0111\u1ec3 l\u00e0m vi\u1ec7c.<\/span><\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\"size-full wp-image-308865 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-2.jpg\" alt=\"ca-la-gi-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Ngo\u00e0i ch\u1ee9ng ch\u1ec9 SSL th\u00ec Certificate Authority c\u00f2n cung c\u1ea5p nhi\u1ec1u d\u1ea1ng ch\u1ee9ng ch\u1ec9 v\u1ec1 k\u1ef9 thu\u1eadt s\u1ed1 nh\u01b0 sau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ch\u1ee9ng ch\u1ec9 v\u1ec1 ch\u1eef k\u00fd d\u1ea1ng Code \u0111\u01b0\u1ee3c d\u00f9ng b\u1edfi nh\u1eefng l\u1eadp tr\u00ecnh vi\u00ean hay nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. M\u1ee5c ti\u00eau c\u1ee7a n\u00f3 d\u00f9ng \u0111\u1ec3 k\u00fd \u1edf ph\u1ea7n m\u1ec1m m\u00e0 h\u1ecd th\u1ef1c hi\u1ec7n ph\u00e2n ph\u1ed1i.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ch\u1ee9ng ch\u1ec9 v\u1ec1 Email s\u1ebd \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n cho ng\u01b0\u1eddi d\u00f9ng khi b\u1ea5m v\u00e0o nh\u1eefng t\u1ec7p tin \u0111\u01b0\u1ee3c \u0111\u00ednh k\u00e8m.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ch\u1ee9ng ch\u1ec9 kh\u00e1ch h\u00e0ng ho\u1eb7c ng\u01b0\u1eddi d\u00f9ng v\u00e0 \u0111\u01b0\u1ee3c g\u1ecdi nh\u01b0 ch\u1eef k\u00fd s\u1ed1.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400;\">Ti\u00eau ch\u00ed c\u1ea7n bi\u1ebft khi ch\u1ecdn CA l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Vi\u1ec7c ch\u1ecdn t\u1ed5 ch\u1ee9c Certificate Authority c\u1ea5p nh\u1eefng ch\u1ee9ng ch\u1ec9 k\u1ef9 thu\u1eadt s\u1ed1 sao cho ph\u00f9 h\u1ee3p v\u00e0 \u0111\u00e1ng tin c\u1eady cho nh\u1eefng trang web hi\u1ec7n nay r\u1ea5t quan tr\u1ecdng. B\u1edfi v\u1eady m\u00e0 m\u1ecdi ng\u01b0\u1eddi n\u00ean ch\u00fa \u00fd, quan t\u00e2m v\u00e0i ti\u00eau ch\u00ed tr\u01b0\u1edbc khi l\u1ef1a ch\u1ecdn t\u1ed5 ch\u1ee9c Certificate Authority:<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">Ch\u1ecdn Certificate Authority uy t\u00edn<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ecdi ng\u01b0\u1eddi n\u00ean \u01b0u ti\u00ean ch\u1ecdn nh\u1eefng ch\u1ee9ng ch\u1ec9 SSL t\u1eeb c\u00e1c \u0111\u01a1n v\u1ecb cung c\u1ea5p uy t\u00edn. Nh\u1eefng t\u1ed5 ch\u1ee9c c\u1ea5p ch\u1ee9ng ch\u1ec9 n\u00e0y \u0111\u01b0a ra m\u1ed9t m\u1ee9c gi\u00e1 kh\u00e1 cao nh\u01b0ng v\u00ec th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a h\u1ecd c\u00f3 gi\u00e1 tr\u1ecb cao v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1eafc ch\u1eafn v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a nh\u1eefng g\u00f3i SSL hi\u1ec7n nay.<\/span><\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-308866 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-3.jpg\" alt=\"ca-la-gi-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">L\u1ecbch s\u1eed h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">V\u1ea5n \u0111\u1ec1 b\u1ea3o \u0111\u1ea3m \u0111\u01b0\u1ee3c \u0111\u1ed9 chu\u1ea9n x\u00e1c c\u1ee7a nh\u1eefng th\u00f4ng tin trong l\u0129nh v\u1ef1c ch\u1ee9ng th\u1ef1c k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay l\u00e0 \u0111i\u1ec1u kh\u00f3 l\u00e0m \u0111\u01b0\u1ee3c. Nh\u1ea5t l\u00e0 khi h\u1ea7u h\u1ebft nh\u1eefng giao d\u1ecbch hi\u1ec7n nay \u0111\u1ec1u di\u1ec5n ra qua h\u00ecnh th\u1ee9c \u0111i\u1ec7n t\u1eed.\u00a0<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308867 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-4.jpg\" alt=\"ca-la-gi-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ec v\u1eady, nh\u1eefng Certificate Authority th\u01b0\u01a1ng m\u1ea1i ph\u1ea3i c\u00f3 kinh nghi\u1ec7m kh\u00e1 cao \u0111\u1ec3 th\u1ef1c hi\u1ec7n k\u1ebft h\u1ee3p \u0111a d\u1ea1ng bi\u1ec7n ph\u00e1p \u0111\u1ec3 ki\u1ec3m so\u00e1t c\u00e1c th\u00f4ng tin. V\u00ed d\u1ee5 nh\u01b0 nh\u1eefng th\u00f4ng tin v\u1ec1 h\u00e0nh ch\u00ednh c\u1ee7a ch\u00ednh ph\u1ee7, m\u1ea1ng l\u01b0\u1edbi thanh to\u00e1n, CSDL c\u1ee7a b\u00ean th\u1ee9 3\u2026 V\u00ec y\u1ebfu t\u1ed1 n\u00e0y m\u00e0 m\u1ecdi ng\u01b0\u1eddi ph\u1ea3i ch\u1ecdn h\u1ee3p t\u00e1c c\u00f9ng c\u00e1c c\u01a1 quan Certificate Authority c\u00f3 l\u1ecbch s\u1eed h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n l\u00e2u n\u0103m. H\u1ecd s\u1ebd c\u00f3 nhi\u1ec1u kinh nghi\u1ec7m, k\u1ef9 n\u0103ng l\u00e0m vi\u1ec7c h\u01a1n.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">M\u1ee9c \u0111\u1ed9 ph\u1ee7 s\u00f3ng<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ee9c \u0111\u1ed9 ph\u1ee7 s\u00f3ng c\u1ee7a CA l\u00e0 g\u00ec? Ngo\u00e0i y\u1ebfu t\u1ed1 l\u1ecbch s\u1eed th\u00ec m\u1ee9c \u0111\u1ed9 ph\u1ee7 s\u00f3ng c\u1ee7a CA kh\u00e1 quan tr\u1ecdng. M\u1ecdi ng\u01b0\u1eddi n\u00ean t\u00ecm hi\u1ec3u c\u00e1c th\u00f4ng tin v\u1ec1 Certificate Authority tr\u00ean c\u00e1c di\u1ec5n \u0111\u00e0n, c\u1ed9ng \u0111\u1ed3ng, Internet\u2026 M\u1ee5c \u0111\u00edch c\u1ee7a vi\u1ec7c n\u00e0y l\u00e0 xem th\u1eed \u0111\u1ed9 ph\u1ed5 bi\u1ebfn v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a nh\u1eefng t\u1ed5 ch\u1ee9c CA qua nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 tr\u1ea3i nghi\u1ec7m v\u00e0 s\u1eed d\u1ee5ng.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308868 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-5.jpg\" alt=\"ca-la-gi-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Tr\u00ecnh \u0111\u1ed9 nh\u00e2n vi\u00ean<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u1ecb tr\u01b0\u1eddng ng\u00e0y nay c\u00f3 kh\u00e1 nhi\u1ec1u CA c\u0169 v\u00e0 m\u1edbi. H\u1ecd ch\u1ec9 kh\u00e1c nhau \u1edf tr\u00ecnh \u0111\u1ed9 c\u1ee7a c\u00e1c nh\u00e2n vi\u00ean v\u00e0 m\u1ee9c \u0111\u1ed9 chuy\u00ean nghi\u1ec7p. Quy tr\u00ecnh th\u1ef1c hi\u1ec7n x\u00e1c minh ch\u1ee9ng ch\u1ec9 k\u1ef9 thu\u1eadt s\u1ed1 lu\u00f4n di\u1ec5n ra kh\u00e1 nghi\u00eam ng\u1eb7t v\u00e0 \u0111\u00f4i khi c\u00f3 m\u1ed9t s\u1ed1 r\u1ee7i ro. M\u1ed9t t\u1ed5 ch\u1ee9c CA \u0111\u1ea3m b\u1ea3o uy t\u00edn lu\u00f4n c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd t\u1ed1t nh\u1eefng s\u1ef1 c\u1ed1 khi c\u1ea5p ch\u1ee9ng ch\u1ec9 SSL trong th\u1eddi gian r\u1ea5t ng\u1eafn.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308869 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-6.jpg\" alt=\"ca-la-gi-6\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-6.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-6-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-6-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">L\u1eddi khuy\u00ean ho\u00e0n h\u1ea3o nh\u1ea5t l\u00e0 b\u1ea1n h\u00e3y \u0111\u0103ng k\u00fd \u1edf nh\u1eefng CA trong n\u01b0\u1edbc. V\u1edbi nh\u1eefng CA \u1edf n\u01b0\u1edbc ngo\u00e0i th\u00ec khi c\u00f3 r\u1ee7i ro x\u1ea3y ra, b\u1ea1n s\u1ebd g\u1eb7p v\u1ea5n \u0111\u1ec1 khi trao \u0111\u1ed5i nh\u1eefng th\u00f4ng tin, c\u1ee5 th\u1ec3 l\u00e0 tr\u1edf ng\u1ea1i v\u1ec1 ng\u00f4n ng\u1eef kh\u00e1c nhau, m\u00fai gi\u1edd ho\u1ea1t \u0111\u1ed9ng,&#8230; v\u00e0 l\u00e0m cho qu\u00e1 tr\u00ecnh gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 t\u1ed1n kha kh\u00e1 th\u1eddi gian.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">V\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">V\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt c\u1ee7a CA l\u00e0 g\u00ec? CA \u0111ang \u0111\u1ea3m b\u1ea3o m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt cho v\u00f4 s\u1ed1 trang web hi\u1ec7n nay. V\u00ec v\u1eady, ch\u00fang ta kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec3 nh\u1eefng hacker x\u00e2m nh\u1eadp v\u00e0 chi\u1ebfm quy\u1ec1n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t hay thay \u0111\u1ed5i nh\u1eefng d\u1eef li\u1ec7u c\u1ee7a Certificate Authority \u1edf \u0111\u00f3. Tr\u00ean th\u1ef1c t\u1ebf th\u00ec nh\u1eefng \u0111\u01a1n v\u1ecb \u0111\u1ec1u ph\u1ea3i tr\u1ea3i qua nh\u1eefng quy t\u00ecnh ki\u1ec3m tra r\u1ea5t nghi\u00eam ng\u1eb7t v\u00e0 m\u1ee9c \u0111\u1ed9 v\u1ec1 an to\u00e0n \u0111\u1ec1u gi\u1ed1ng nhau.\u00a0<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308870 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-7.jpg\" alt=\"ca-la-gi-7\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-7.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-7-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-7-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Tr\u00ean th\u1ef1c t\u1ebf th\u00ec v\u1eabn c\u00f3 ch\u00eanh l\u1ec7ch gi\u1eefa nh\u1eefng CA v\u1ec1 n\u0103ng l\u1ef1c cung c\u1ea5p nh\u1eefng bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c CSDL. B\u1edfi v\u1eady khi ch\u1ecdn CA th\u00ec m\u1ecdi ng\u01b0\u1eddi c\u1ea7n xem x\u00e9t ti\u00eau ch\u00ed n\u00e0y.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Khi ch\u1ecdn \u0111\u01a1n v\u1ecb CA \u0111\u1ec3 h\u1ee3p t\u00e1c th\u00ec b\u1ea1n c\u1ea7n c\u00e2n nh\u1eafc \u0111\u1ea7y \u0111\u1ee7 nh\u1eefng ti\u00eau ch\u00ed tr\u00ean \u0111\u1ec3 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c CA ph\u00f9 h\u1ee3p v\u00e0 \u0111\u1ea3m b\u1ea3o chi ph\u00ed h\u1ee3p l\u00fd v\u1edbi nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/span><\/p>\n<h2><span style=\"font-weight: 400;\">N\u00ean \u0111\u0103ng k\u00fd ch\u1ee9ng ch\u1ec9 SSL \u1edf CA n\u00e0o?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Ng\u00e0y nay \u0111\u00e3 c\u00f3 nhi\u1ec1u t\u1ed5 ch\u1ee9c nh\u1eadn ra vai tr\u00f2 quan tr\u1ecdng c\u1ee7a nh\u1eefng ch\u1ee9ng ch\u1ec9 SSL v\u1edbi nh\u1eefng trang web c\u1ee7a m\u00ecnh. N\u1ebfu nh\u01b0 s\u1eafp \u0111\u1ebfn b\u1ea1n c\u00f3 nhu c\u1ea7u mua ch\u1ee9ng ch\u1ec9 SSL th\u00ec h\u00e3y xem nh\u1eefng CA sau \u0111\u00e2y:<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">SSL.com<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Khi t\u00ecm hi\u1ec3u v\u1ec1 CA l\u00e0 g\u00ec th\u00ec b\u1ea1n s\u1ebd th\u1ea5y ngay SSL.com. T\u1ed5 ch\u1ee9c n\u00e0y th\u00e0nh l\u1eadp k\u1ec3 t\u1eeb 2002 v\u00e0 \u0111ang ph\u00e1t tri\u1ec3n t\u1ea1i h\u01a1n 120 n\u01b0\u1edbc tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. CA n\u00e0y cung c\u1ea5p nh\u1eefng ch\u1ee9ng ch\u1ec9 k\u1ef9 thu\u1eadt cho \u0111a d\u1ea1ng nhu c\u1ea7u, ch\u1eb3ng h\u1ea1n nh\u01b0 ch\u1ee9ng ch\u1ec9 v\u1ec1 m\u00e1y ch\u1ee7, ch\u1ee9ng ch\u1ec9 t\u00ean mi\u1ec1n, ch\u1ee9ng ch\u1ec9 Email,&#8230;<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308871 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-8.jpg\" alt=\"ca-la-gi-8\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-8.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-8-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-8-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Comodo<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y m\u1ed9t c\u00f4ng ty con thu\u1ed9c Section, chuy\u00ean cung c\u1ea5p nh\u1eefng gi\u1ea3i ph\u00e1p v\u1ec1 b\u1ea3o m\u1eadt c\u00e1c trang web. T\u1ed5 ch\u1ee9c n\u00e0y c\u0169ng \u0111ang l\u00e0 m\u1ed9t c\u01a1 quan h\u00e0ng \u0111\u1ea7u chuy\u00ean c\u1ea5p nh\u1eefng ch\u1ee9ng ch\u1ec9 v\u1ec1 th\u01b0\u01a1ng m\u1ea1i v\u1edbi s\u1ed1 l\u01b0\u1ee3ng h\u01a1n 100 tri\u1ec7u SSL. \u1ede \u0111\u00e2y, m\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ec3 t\u00ecm ra nh\u1eefng ch\u1ee9ng ch\u1ec9 DV Multi-Domain, DV, EV, OV,&#8230;<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308872 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-9.jpg\" alt=\"ca-la-gi-9\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-9.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-9-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-9-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Godaddy<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 \u0111\u01a1n v\u1ecb cung c\u1ea5p Hosting v\u00e0 t\u00ean mi\u1ec1n n\u1ed5i ti\u1ebfng h\u00e0ng \u0111\u1ea7u hi\u1ec7n nay. Ng\u00e0y nay, \u0111\u01a1n v\u1ecb n\u00e0y qu\u1ea3n l\u00fd n\u1ec1n t\u1ea3ng tr\u00ean \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y c\u00f3 quy m\u00f4 l\u1edbn h\u00e0ng \u0111\u1ea7u th\u1ebf gi\u1edbi. S\u1ed1 l\u01b0\u1ee3ng kh\u00e1ch h\u00e0ng m\u00e0 Godaddy s\u1edf h\u1eefu \u0111\u00e3 l\u00ean t\u1edbi con s\u1ed1 h\u01a1n 19 tri\u1ec7u ng\u01b0\u1eddi c\u00f9ng 78 tri\u1ec7u lo\u1ea1i ti\u00ean mi\u1ec1n. Godaddy c\u00f3 th\u1ec3 \u0111em \u0111\u1ebfn cho m\u1ecdi ng\u01b0\u1eddi quy\u1ec1n \u0111\u1ec3 truy c\u1eadp h\u1ec7 th\u1ed1ng ch\u0103m s\u00f3c v\u00e0 h\u1ed7 tr\u1ee3 24\/7 n\u00ean lu\u00f4n \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ed5n \u0111\u1ecbnh.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308873 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-10.jpg\" alt=\"ca-la-gi-10\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-10.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-10-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-10-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">Namecheap<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n \u0111\u00e3 t\u00ecm hi\u1ec3u CA l\u00e0 g\u00ec th\u00ec n\u00ean t\u00ecm hi\u1ec3u \u0111\u01a1n v\u1ecb CA n\u00e0y v\u00ec h\u1ecd kh\u00e1 n\u1ed5i ti\u1ebfng \u1edf l\u0129nh v\u1ef1c chuy\u00ean cung c\u1ea5p nh\u1eefng Hosting, t\u00ean mi\u1ec1n v\u1edbi nh\u1eefng g\u00f3i d\u1ecbch v\u1ee5 kh\u00e1c. Namecheap n\u00e0y \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e1nh gi\u00e1 r\u1ea5t cao v\u00ec cung c\u1ea5p ch\u1ee9ng ch\u1ec9 SSL b\u1ea3o m\u1eadt v\u1edbi chi ph\u00ed kh\u00e1 h\u1ee3p l\u00fd. Tr\u1ea3i qua g\u1ea7n hai th\u1eadp k\u1ef7 nh\u01b0ng v\u1ecb tr\u00ed c\u1ee7a Namecheap v\u1eabn \u0111\u1ee9ng v\u1eefng tr\u00ean th\u1ecb tr\u01b0\u1eddng v\u1edbi h\u01a1n 10 tri\u1ec7u lo\u1ea1i Domain \u0111\u00e3 \u0111\u0103ng k\u00fd.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308874 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-11.jpg\" alt=\"ca-la-gi-11\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-11.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-11-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-11-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span style=\"font-weight: 400;\">DigiCert<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">T\u1ed5 ch\u1ee9c CA n\u00e0y th\u00e0nh l\u1eadp k\u1ec3 t\u1eeb 2003 v\u00e0 nh\u1eadn v\u1ec1 s\u1ef1 tin c\u1eady cao t\u1eeb nh\u1eefng \u201c\u00f4ng tr\u00f9m\u201d trong l\u0129nh v\u1ef1c IT. Ch\u1eb3ng h\u1ea1n nh\u01b0 Facebook, Microsoft, Yahoo, Amazon, NASA, Wikipedia, AT &amp; T, Core Logic,&#8230;<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308875 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-12.jpg\" alt=\"ca-la-gi-12\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-12.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-12-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-12-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">DigiCert l\u00e0 m\u1ed9t trong s\u1ed1 c\u00e1c \u0111\u01a1n v\u1ecb cung c\u1ea5p \u0111a d\u1ea1ng ch\u1ee9ng ch\u1ec9 k\u1ef9 thu\u1eadt s\u1ed1 l\u1edbn nh\u1ea5t hi\u1ec7n nay v\u1edbi dung l\u01b0\u1ee3ng l\u00ean t\u1edbi 2048 bit c\u00f9ng chi ph\u00ed ph\u00f9 h\u1ee3p. Khi b\u1ea1n h\u1ee3p t\u00e1c v\u1edbi DigiCert th\u00ec b\u1ea1n \u0111\u01b0\u1ee3c quy\u1ec1n ch\u1ecdn b\u1ea5t c\u1ee9 lo\u1ea1i ch\u1ee9ng ch\u1ec9 SSL n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a m\u00ecnh. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn nh\u1eefng c\u1ea5p \u0111\u1ed9 t\u1eeb Basic \u0111\u1ebfn Business t\u1edbi Pro,&#8230; B\u1edfi v\u1eady, m\u1ecdi ng\u01b0\u1eddi d\u1ec5 d\u00e0ng tham kh\u1ea3o v\u00e0 l\u1ef1a ch\u1ecdn.<\/span><\/p>\n<h3><span style=\"font-weight: 400;\">RapidSSL<\/span><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y c\u0169ng l\u00e0 \u0111\u01a1n v\u1ecb CA uy t\u00edn v\u00e0 h\u01b0\u1edbng t\u1edbi nh\u1eefng gi\u1ea3i ph\u00e1p \u0111\u1ec3 c\u00e0i \u0111\u1eb7t m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt cho SSL m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. M\u1ecdi ng\u01b0\u1eddi kh\u00f4ng ph\u1ea3i b\u1ecf nhi\u1ec1u ti\u1ec1n mua Hosting, t\u00ean mi\u1ec1n hay nh\u1eefng d\u1ecbch v\u1ee5 \u0111i k\u00e8m. Khi l\u00e0m vi\u1ec7c v\u1edbi RapidSSL th\u00ec b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c tr\u1ea3i nghi\u1ec7m m\u1ed9t quy tr\u00ecnh cung c\u1ea5p SSL d\u1ec5 d\u00e0ng v\u00e0 nhanh ch\u00f3ng.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308876 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-13.jpg\" alt=\"ca-la-gi-13\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-13.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-13-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-13-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2><span style=\"font-weight: 400;\">C\u00e1ch \u0111\u0103ng k\u00fd ch\u1ee9ng ch\u1ec9 SSL t\u1ea1i CA l\u00e0 g\u00ec?<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Ng\u00e0y nay, nh\u1eefng trang web \u0111\u1ec1u mu\u1ed1n c\u00f3 \u0111\u01b0\u1ee3c ch\u1ee9ng ch\u1ec9 l\u00e0 SSL v\u00e0 \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. V\u00ec hi\u1ec7n nay c\u00f3 m\u1ed9t v\u00e0i CA c\u00f3 cung c\u1ea5p Hosting, t\u00ean mi\u1ec1n,&#8230; c\u00f9ng nh\u1eefng d\u1ecbch v\u1ee5 c\u1ea5p ch\u1ee9ng ch\u1ec9 k\u1ef9 thu\u1eadt s\u1ed1 \u0111i k\u00e8m. N\u1ebfu b\u1ea1n \u0111\u00e3 ch\u1ecdn d\u1ecbch v\u1ee5 c\u1ea5p ch\u1ee9ng ch\u1ec9 SSL t\u1eeb \u0111\u01a1n v\u1ecb cung c\u1ea5p th\u00ec b\u1ea1n h\u00e3y xem quy tr\u00ecnh \u0111\u0103ng k\u00fd SSL nh\u01b0 sau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1: B\u1ea1n c\u1ea7n t\u1ea1o Certificate Signing Request &#8211; CSR trong m\u00e1y ch\u1ee7 ho\u1eb7c t\u1ea1o \u1edf nh\u1eefng Control Panel Hosting c\u00f9ng \u0111\u1ecba ch\u1ec9 Domain mu\u1ed1n \u0111\u0103ng k\u00fd SSL.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2: B\u1ea1n \u0111i\u1ec1n Certificate Signing Request theo nh\u01b0 h\u01b0\u1edbng d\u1eabn \u1edf th\u01b0 Email \u0111\u00e3 nh\u1eadn.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3: T\u00f9y m\u1ed7i lo\u1ea1i ch\u1ee9ng ch\u1ec9 SSL m\u00e0 CA s\u1ebd g\u1eedi cho b\u1ea1n th\u01b0 x\u00e1c minh v\u1ec1 Email c\u1ee7a ng\u01b0\u1eddi s\u1edf h\u1eefu Email mi\u1ec1n ho\u1eb7c t\u00ean mi\u1ec1n.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 4: Ho\u00e0n th\u00e0nh x\u00e1c minh t\u00ean mi\u1ec1n, b\u1ea1n h\u00e3y ki\u1ec3m tra Email \u0111\u1ec3 xem nh\u1eefng th\u00f4ng tin v\u1ec1 ch\u1ee9ng ch\u1ec9 SSL t\u1eeb CA.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc 5: B\u1ea1n h\u00e3y ki\u1ec3m tra l\u1ea1i SSL \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng vi\u1ec7c truy c\u1eadp v\u00e0o Domain \u1edf trong tr\u00ecnh duy\u1ec7t. Khi \u0111\u00f3, b\u1ea1n \u0111\u01b0\u1ee3c v\u00e0o trang web v\u1edbi yourdomain.com v\u00e0 nh\u00ecn th\u1ea5y h\u00ecnh \u1ed5 kh\u00f3a \u1edf ph\u00eda tr\u01b0\u1edbc.<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-308878 aligncenter\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-15.jpg\" alt=\"ca-la-gi-15\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-15.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-15-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2024\/01\/ca-la-gi-15-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">B\u00e0i vi\u1ebft tr\u00ean \u0111\u00e3 chia s\u1ebb v\u1ec1 CA l\u00e0 g\u00ec cho m\u1ecdi ng\u01b0\u1eddi t\u00ecm hi\u1ec3u c\u00f9ng nh\u1eefng ti\u00eau ch\u00ed c\u1ea7n c\u00e2n nh\u1eafc khi l\u1ef1a ch\u1ecdn t\u1ed5 ch\u1ee9c CA \u0111\u1ec3 c\u1ea5p ch\u1ee9ng ch\u1ec9 SSL. Hy v\u1ecdng m\u1ecdi ng\u01b0\u1eddi t\u00ecm c\u00f3 th\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c CA ph\u00f9 h\u1ee3p \u0111\u1ec3 h\u1ee3p t\u00e1c v\u00e0 c\u00f3 \u0111\u01b0\u1ee3c ch\u1ee9ng ch\u1ec9 \u0111\u00e1ng tin c\u1eady cho trang web c\u1ee7a m\u00ecnh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tham kh\u1ea3o b\u00e0i vi\u1ebft li\u00ean quan:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/url-la-gi\/\">URL l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 c\u00f4ng c\u1ee5 Internet \u0111\u1ecbnh v\u1ecb c\u00e1c trang web<\/a><\/strong><\/li>\n<li style=\"font-weight: 400;\"><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/ultrasurf-la-gi\/\">UltraSurf l\u00e0 g\u00ec?<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>CA l\u00e0 g\u00ec? Certificate Authority l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 r\u1ea5t quan tr\u1ecdng trong v\u1ea5n \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m t\u00ednh minh b\u1ea1ch v\u00e0 an to\u00e0n cho m\u1ea1ng Internet. V\u1edbi nh\u1eefng trang web th\u00ec CA r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u00fap n\u00f3 ng\u0103n ch\u1eb7n c\u00e1c hacker c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0 \u0111\u00e1nh c\u1eafp c\u00e1c d\u1eef li\u1ec7u. [&hellip;]<\/p>\n","protected":false},"author":102,"featured_media":308863,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-308861","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Certificate Authority l\u00e0 g\u00ec? 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