N\u00ean ch\u1ecdn SEO m\u0169 tr\u1eafng hay SEO m\u0169 \u0111en<\/a><\/li><\/ul><\/nav><\/div>\n\nL\u1ea5y m\u1ed9t v\u00ed d\u1ee5 \u0111\u01a1n gi\u1ea3n nh\u01b0 sau trong showbiz \u0111\u1ec3 th\u1ec3 tr\u1edf th\u00e0nh ng\u01b0\u1eddi n\u1ed5i ti\u1ebfng b\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n nh\u1eefng vi\u1ec7c r\u1ea5t t\u1ed1t hay l\u00e0m nh\u1eefng vi\u1ec7c r\u1ea5t x\u1ea5u. C\u1ea3 hai \u0111\u1ec1u l\u00e0m cho b\u1ea1n tr\u1edf n\u00ean n\u1ed5i ti\u1ebfng nh\u01b0ng trong nh\u1eefng ho\u00e0n c\u1ea3nh kh\u00e1c nhau.<\/p>\n\n\n\n
SEO c\u0169ng c\u00f3 v\u1ea5n \u0111\u1ec1 t\u01b0\u01a1ng t\u1ef1 \u00a0b\u1ea1n c\u1ea7n ph\u1ea3i l\u00e0m cho trang web th\u00e2n thi\u1ec7n v\u1edbi c\u00f4ng cu t\u00ecm ki\u1ebfm. Sao cho website c\u1ee7a m\u00ecnh c\u00f3 th\u1ec3 l\u00ean top trong k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm. C\u00f3 r\u1ea5t nhi\u1ec1u thu\u1eadt ng\u1eef b\u1ea1n \u0111\u00e3 t\u1eebng nghe \u0111\u1ebfn SEO m\u0169 tr\u1eafng, SEO m\u0169 \u0111en V\u1eady b\u1ea1n \u0111\u00e3 \u0111\u1ecbnh h\u01b0\u1edbng \u0111\u01b0\u1ee3c n\u00ean l\u1ef1a ch\u1ecdn l\u00e0m SEO m\u0169 tr\u1eafng hay SEO m\u0169 \u0111en ch\u01b0a<\/p>\n\n\n\n <\/figure>\n\n\n\n<\/span>SEO m\u0169 tr\u1eafng l\u00e0 g\u00ec<\/span><\/h2>\n\n\n\nSEO M\u0169 Tr\u1eafng (White Hat SEO)\u00a0<\/strong>l\u00e0 k\u0129 thu\u1eadt c\u01a1 b\u1ea3n l\u00e0m c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm t\u1ed1i \u01b0u h\u00f3a. \u0110\u1ecbnh ngh\u0129a ch\u00ednh x\u00e1c c\u1ee7a White Hat SEO l\u00e0 s\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt, chi\u1ebfn l\u01b0\u1ee3c v\u00e0 th\u1ee7 thu\u1eadt t\u1ed1i \u01b0u h\u00f3a trang web \u0111\u00e3 \u0111\u01b0\u1ee3c Google ph\u00ea duy\u1ec7t.<\/p>\n\n\n\nH\u00ecnh th\u1ee9c SEO n\u00e0y l\u00e0 t\u1ed1t nh\u1ea5t v\u00e0 li\u00ean t\u1ee5c t\u1ed1i \u01b0u h\u00f3a website b\u1eb1ng c\u00e1ch l\u00e0m theo t\u1ea5t c\u1ea3 c\u00e1c ti\u00eau ch\u00ed h\u01b0\u1edbng d\u1eabn c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm. \u0110\u00e2y l\u00e0 nh\u1eefng m\u1ee5c ti\u00eau \u0111\u1ec3 c\u1ea3i thi\u1ec7n v\u1ecb tr\u00ed trong k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm, v\u1edbi m\u1ee5c \u0111\u00edch \u0111\u1ea9y website l\u00ean top t\u00ecm ki\u1ebfm m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean \u1ed5n \u0111\u1ecbnh v\u00e0 l\u00e2u d\u00e0i nh\u1ea5t. \u0110\u00f3 l\u00e0 c\u00e1c website \u0111\u01b0a ra v\u1edbi m\u1ee5c \u0111\u00edch ph\u1ee5c v\u1ee5 ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/p>\n\n\n\n
SEO m\u0169 tr\u1eafng<\/em><\/strong>, quan t\u00e2m tr\u01b0\u1edbc h\u1ebft \u0111\u1ebfn t\u00ednh th\u00e2n thi\u1ec7n c\u1ee7a website v\u1edbi ng\u01b0\u1eddi d\u00f9ng, s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed1i \u01b0u nh\u1eb1m t\u0103ng ch\u1ea5t l\u01b0\u1ee3ng th\u1ef1c s\u1ef1 c\u1ee7a site.<\/p>\n\n\n\n <\/figure>\n\n\n\n<\/span>\u01afu \u0111i\u1ec3m<\/em><\/span><\/h2>\n\n\n\nCung c\u1ea5p nh\u1eefng th\u00f4ng tin t\u1ed1t nh\u1ea5t cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n
Kh\u00f4ng c\u00f3 r\u1ee7i ro li\u00ean quan nh\u01b0 t\u1ea5t c\u1ea3 c\u00e1c h\u01b0\u1edbng d\u1eabn \u0111\u01b0\u1ee3c follow.<\/p>\n\n\n\n
L\u00e0 chi\u1ebfn l\u01b0\u1ee3c d\u00e0i h\u1ea1n n\u1ebfu b\u1ea1n c\u1ea7n m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c SEO ch\u1eafc ch\u1eafn.<\/p>\n\n\n\n
<\/span>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/em><\/span><\/h2>\n\n\n\n\u00a0D\u1ecbch v\u1ee5 SEO L\u00e0 qu\u00e1 tr\u00ecnh m\u1ea5t nhi\u1ec1u th\u1eddi gian v\u00e0 kh\u00e1 \u0111\u1eaft so v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt SEO kh\u00e1c.<\/p>\n\n\n\n
<\/span>SEO m\u0169 \u0111en l\u00e0 g\u00ec<\/span><\/h2>\n\n\n\nBlack Hat SEO<\/strong> (SEO m\u0169 \u0111en<\/em><\/strong>) s\u1eed d\u1ee5ng nh\u1eefng th\u1ee7 thu\u1eadt \u0111\u00e1nh l\u1eeba c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm. V\u00ed d\u1ee5: \u0111\u1eb7t h\u00e0ng lo\u1ea1t t\u1eeb kh\u00f3a tr\u00ean website, t\u1eeb kh\u00f3a ch\u00ecm tr\u00f9ng v\u1edbi n\u1ec1n website, c\u00e1c ch\u1eef si\u00eau nh\u1ecf, c\u00e1c website gi\u1ed1ng nhau v\u1ec1 h\u00ecnh th\u1ee9c v\u00e0 n\u1ed9i dung<\/p>\n\n\n\nBi\u1ebft \u0111\u01b0\u1ee3c nh\u1eefng t\u1eeb kh\u00f3a n\u00e0o m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u1ee7a b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm v\u00e0 s\u1eed d\u1ee5ng nh\u1eefng t\u1eeb kho\u00e1 \u0111\u00f3 trong n\u1ed9i dung c\u1ee7a b\u1ea1n l\u00e0 \u0111\u01b0\u1ee3c, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 nhanh ch\u00f3ng bi\u1ebfn th\u00e0nh t\u1eeb kh\u00f3a b\u1ecb nh\u1ed3i nh\u00e9t, \u0111\u00f3 l\u00e0 Black Hat SEO<\/strong>.<\/p>\n\n\n\nB\u1ea1n n\u00ean nghi\u00ean c\u1ee9u t\u1eeb kh\u00f3a, xem nh\u1eefng g\u00ec m\u1ecdi ng\u01b0\u1eddi \u0111ang t\u00ecm ki\u1ebfm, v\u00e0 sau \u0111\u00f3 vi\u1ebft n\u1ed9i dung c\u1ee7a b\u1ea1n \u0111\u1ec3 tr\u1ea3 l\u1eddi nh\u1eefng c\u00e2u h\u1ecfi \u0111\u00f3.<\/p>\n\n\n\n
Google li\u1ec7t k\u00ea kh\u00e1 r\u00f5 r\u00e0ng v\u1ec1 nh\u1eefng g\u00ec b\u1ea1n KH\u00d4NG n\u00ean l\u00e0m. <\/p>\n\n\n\n
Seo m\u0169 \u0111en \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1ch b\u1ea5t h\u1ee3p ph\u00e1p c\u1ee7a vi\u1ec7c t\u1ed1i \u01b0u trang web c\u1ee7a b\u1ea1n, \u0111i ng\u01b0\u1ee3c l\u1ea1i c\u00e1c nguy\u00ean t\u1eafc c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm. N\u00f3 nh\u1eb1m m\u1ee5c \u0111\u00edch \u0111\u00e1nh l\u1eeba c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm \u0111\u1ec3 x\u1ebfp h\u1ea1ng c\u00e1c trang web c\u1ee5 th\u1ec3 cao h\u01a1n trong k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm m\u00e0 kh\u00f4ng quan t\u00e2m \u0111\u1ebfn gi\u00e1 tr\u1ecb th\u1ef1c c\u1ee7a website c\u1ee7a b\u1ea1n. M\u1ee5c \u0111\u00edch duy nh\u1ea5t c\u1ee7a n\u00f3 l\u00e0 \u0111\u1ec3 x\u1ebfp h\u1ea1ng cao h\u01a1n trong k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm.<\/p>\n\n\n\n <\/figure>\n\n\n\n<\/span>C\u00e1c kh\u00e1i ni\u1ec7m n\u00ean bi\u1ebft trong SEO m\u0169 \u0111en<\/strong><\/span><\/h2>\n\n\n\nLink Farm<\/em><\/h4>\n\n\n\nLink farm l\u00e0 m\u1ed9t nh\u00f3m c\u00e1c website c\u00f9ng li\u00ean k\u1ebft qua l\u1ea1i v\u1edbi nhau. Ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 t\u1ea1o link farm b\u1eb1ng thao t\u00e1c tay, nh\u01b0ng h\u1ea7u h\u1ebft ch\u00fang \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb c\u00e1c ph\u1ea7n m\u1ec1m v\u00e0 d\u1ecbch v\u1ee5 t\u1ef1 \u0111\u1ed9ng. Link farm l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c spam danh m\u1ee5c n\u1ed9i dung c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm.<\/p>\n\n\n\n
N\u1ed9i dung \u1ea9n<\/em><\/h4>\n\n\n\nN\u1ed9i dung \u1ea9n l\u00e0 m\u1ed9t d\u1ea1ng n\u1ed9i dung v\u0103n b\u1ea3n, Kh\u00e1ch truy c\u1eadp v\u00e0o b\u00e0i vi\u1ebft kh\u00f4ng nh\u00ecn th\u1ea5y ch\u00fang nh\u01b0ng c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm v\u1eabn c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c. C\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm nh\u01b0 Google, Bing \u0111\u1ec1u xem v\u0103n b\u1ea3n \u1ea9n l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c spam.<\/p>\n\n\n\n
Nh\u1ed3i nh\u00e9t t\u1eeb kh\u00f3a<\/em><\/h4>\n\n\n\nNh\u1ed3i nh\u00e9t t\u1eeb kh\u00f3a \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t k\u0129 thu\u1eadt t\u1ed1i \u01b0u h\u00f3a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm kh\u00f4ng \u0111\u00fang quy \u0111\u1ecbnh. Khi m\u1ed9t trang web ch\u1ee9a \u0111\u1ea7y \u1eafp c\u00e1c t\u1eeb kh\u00f3a trong c\u00e1c th\u1ebb meta v\u00e0 n\u1ed9i dung \u2013 \u0111\u00f3 ch\u00ednh l\u00e0 nh\u1ed3i nh\u00e9t t\u1eeb kh\u00f3a. Vi\u1ec7c s\u1eed d\u1ee5ng l\u1eb7p l\u1ea1i c\u00f9ng m\u1ed9t t\u1eeb trong c\u00e1c th\u1ebb meta c\u00f3 th\u1ec3 gi\u1ea3i th\u00edch t\u1ea1i sao c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm kh\u00f4ng c\u00f2n t\u00edn nhi\u1ec7m c\u00e1c th\u1ebb n\u00e0y n\u1eefa.<\/p>\n\n\n\n <\/figure>\n\n\n\nMua li\u00ean k\u1ebft<\/em><\/h4>\n\n\n\nL\u00e0 ho\u1ea1t \u0111\u1ed9ng mua li\u00ean k\u1ebft cho website, ch\u1ec9 nh\u1eb1m m\u1ee5c \u0111\u00edch c\u00f3 nhi\u1ec1u li\u00ean k\u1ebft tr\u1ecf v\u1ec1 website , ho\u1eb7c c\u00e1c b\u00e0i d\u1ecbch v\u1ee5 c\u1ee7a m\u00ecnh \u0111\u1ec3 t\u0103ng th\u1ee9 h\u1ea1ng.<\/p>\n\n\n\n
Trang Doorway<\/em><\/h4>\n\n\n\nDoorwage page l\u00e0 c\u00e1c trang web \u0111\u01b0\u1ee3c t\u1ea1o ra nh\u1eb1m m\u1ee5c \u0111\u00edch \u0111\u1ec3 spam danh m\u1ee5c t\u00ecm ki\u1ebfm b\u1eb1ng c\u00e1ch ch\u00e8n k\u1ebft qu\u1ea3 kh\u00e1c cho m\u1ed9t c\u1ee5m t\u1eeb c\u1ee5 th\u1ec3 v\u1edbi m\u1ee5c \u0111\u00edch chuy\u1ec3n kh\u00e1ch truy c\u1eadp \u0111\u1ebfn m\u1ed9t trang web kh\u00e1c. Ch\u00fang c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi c\u00e1c t\u00ean g\u1ecdi nh\u01b0 bridge page, portal page v.v. C\u00e1c doorway page t\u1ef1 \u00fd chuy\u1ec3n h\u01b0\u1edbng kh\u00e1ch truy c\u1eadp \u0111\u1ec1u s\u1eed d\u1ee5ng h\u00ecnh th\u1ee9c cloaking \u2013 ng\u1ee5y trang.<\/p>\n\n\n\n
K\u1ef9 thu\u1eadt che \u0111\u1eady \u2013 ng\u1ee5y trang<\/em><\/h4>\n\n\n\nNg\u1ee5y trang l\u00e0 m\u1ed9t k\u0129 thu\u1eadt t\u1ed1i \u01b0u h\u00f3a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm m\u00e0 trong \u0111\u00f3 ph\u1ea7n n\u1ed9i dung hi\u1ec3n th\u1ecb cho spider t\u00ecm ki\u1ebfm s\u1ebd r\u1ea5t kh\u00e1c bi\u1ec7t so v\u1edbi ph\u1ea7n n\u1ed9i dung hi\u1ec3n th\u1ecb tr\u00ean tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. N\u1ed9i dung hi\u1ec3n th\u1ecb s\u1ebd c\u0103n c\u1ee9 theo \u0111\u1ecba ch\u1ec9 IP ho\u1eb7c c\u00e1c User-Agent HTTP Header c\u1ee7a ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u xem trang web \u0111\u00f3.<\/p>\n\n\n\n
Parasite hosting<\/em><\/h4>\n\n\n\nV\u1ec1 k\u0129 thu\u1eadt \u0111\u00f3 l\u00e0 m\u1ed9t qui tr\u00ecnh l\u00e9n \u0111\u1eb7t website c\u1ee7a m\u00ecnh tr\u00ean server c\u1ee7a ng\u01b0\u1eddi kh\u00e1c, v\u1edbi m\u1ee5c \u0111\u00edch l\u1ee3i d\u1ee5ng c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm \u0111\u1ec3 t\u0103ng th\u1ee9 h\u1ea1ng cho website c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n