{"id":47712,"date":"2022-03-18T15:20:00","date_gmt":"2022-03-18T08:20:00","guid":{"rendered":"https:\/\/wiki.tino.org\/staging\/?p=47712"},"modified":"2022-03-18T16:43:00","modified_gmt":"2022-03-18T09:43:00","slug":"recaptcha-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/recaptcha-la-gi\/","title":{"rendered":"reCAPTCHA l\u00e0 g\u00ec? \u1ee8ng d\u1ee5ng c\u1ee7a reCAPTCHA v\u00e0o website"},"content":{"rendered":"\n<p><strong>B\u1ea1n mu\u1ed1n gi\u1ea3m thi\u1ec3u vi\u1ec7c bot li\u00ean t\u1ee5c v\u00e0o website c\u1ee7a b\u1ea1n \u0111\u1ec3 \u201ccraw\u201d b\u00e0i vi\u1ebft trong website c\u1ee7a b\u1ea1n hay c\u1ed1 t\u00ecnh spam \u0111\u0103ng k\u00fd t\u00e0i kho\u1ea3n tr\u00ean web? V\u1eady, reCAPTCHA l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p tuy\u1ec7t v\u1eddi \u0111\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng con bot \u0111\u1ed9c h\u1ea1i v\u00e0 spammer n\u00e0y. reCAPTCHA l\u00e0 g\u00ec? Li\u1ec7u reCAPTCHA c\u00f3 th\u1eadt s\u1ef1 t\u1ed1t hay kh\u00f4ng?<\/strong><\/p>\n\n\n\n<h2 id=\"CAPTCHA_v\u00e0_reCAPTCHA_l\u00e0_g\u00ec?\"><a id=\"post-47712-_yetcca9x3cr3\"><\/a><strong>CAPTCHA v\u00e0 reCAPTCHA l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p>Trong nhi\u1ec1u th\u1eadp k\u1ef7 k\u1ec3 t\u1eeb khi nh\u1eefng website \u0111\u1ea7u ti\u00ean ra \u0111\u1eddi, \u0111\u00e3 k\u00e9o theo bot \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 thu th\u1eadp d\u1eef li\u1ec7u t\u1eeb c\u00e1c trang web, ho\u1eb7c l\u00e0m gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5 b\u1eb1ng c\u00e1ch t\u1ea5n c\u00f4ng <a href=\"https:\/\/tino.vn\/blog\/ddos-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"265\" rel=\"noreferrer noopener\">DDoS <\/a>c\u00f3 ch\u1ee7 \u0111\u00edch.<\/p>\n\n\n\n<p>\u0110\u1ec3 ch\u1ed1ng l\u1ea1i m\u1ed1i \u0111e d\u1ecda c\u1ef1c k\u1ef3 nguy hi\u1ec3m tr\u00ean internet n\u00e0y v\u00e0 h\u1ea1n ch\u1ebf nh\u1eefng con bot \u0111\u1ed9c h\u1ea1i t\u1ea5n c\u00f4ng, CAPTCHA c\u00f9ng reCAPTCHA l\u00e0 gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c sinh ra \u0111\u1ec3 ch\u1ed1ng l\u1ea1i ch\u00fang.<\/p>\n\n\n\n<h3 id=\"CAPTCHA_l\u00e0_g\u00ec?\"><a id=\"post-47712-_9p157pgb51k\"><\/a><strong>CAPTCHA l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/tino.vn\/blog\/captcha-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">CAPTCHA<\/a> <\/strong>l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a c\u1ee5m: <strong>Completely Automated Public Turing test to tell Computers and Humans Apart <\/strong>hay t\u1ea1m d\u1ecbch: <em>Th\u1eed nghi\u1ec7m Turing c\u00f4ng c\u1ed9ng ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ph\u00e2n bi\u1ec7t M\u00e1y t\u00ednh v\u00e0 Con ng\u01b0\u1eddi. <\/em>\u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i ki\u1ec3m tra Turing ng\u01b0\u1ee3c nh\u1eb1m \u0111\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u00e2u l\u00e0 con ng\u01b0\u1eddi v\u00e0 \u0111\u00e2u l\u00e0 m\u00e1y t\u00ednh. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, m\u00e1y t\u00ednh s\u1ebd c\u1ed1 g\u1eafng ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c \u0111\u00e2u l\u00e0 con ng\u01b0\u1eddi n\u1ebfu v\u01b0\u1ee3t qua b\u00e0i ki\u1ec3m tra th\u00e0nh c\u00f4ng, \u0111\u00f3 l\u00e0 m\u1ed9t con ng\u01b0\u1eddi.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-32.png\" alt=\"recaptcha-la-gi\" class=\"wp-image-47715\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-32.png 640w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-32-300x200.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div>\n\n\n\n<h3 id=\"CAPTCHA_ho\u1ea1t_\u0111\u1ed9ng_ra_sao?\"><a id=\"post-47712-_ndn0kx4zif29\"><\/a><strong>CAPTCHA ho\u1ea1t \u0111\u1ed9ng ra sao?<\/strong><\/h3>\n\n\n\n<p>C\u00e1c b\u00e0i ki\u1ec3m tra CAPTCHA th\u00f4ng th\u01b0\u1eddng ch\u1ec9 s\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh ch\u1eef c\u00e1i, ch\u1eef s\u1ed1 b\u1ecb b\u00f3p m\u00e9o, bi\u1ebfn d\u1ea1ng tr\u00ean m\u00e0n h\u00ecnh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, c\u00e1c c\u1ee5m s\u1ebd \u0111\u01b0\u1ee3c t\u1ea1o ng\u1eabu nhi\u00ean v\u00e0 ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng. Con ng\u01b0\u1eddi kh\u00f4ng c\u1ea7n thi\u1ebft ph\u1ea3i can thi\u1ec7p m\u1ed9t c\u00e1ch th\u1ee7 c\u00f4ng v\u00e0o.<\/p>\n\n\n\n<p>Nh\u1eefng b\u00e0i ki\u1ec3m tra n\u00e0y s\u1ebd \u201c\u0111\u00e1nh b\u1ea1i\u201d bot v\u00ec nh\u1eefng l\u00fd do ch\u00ednh nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>H\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc k\u00fd t\u1ef1 b\u1ecb thay \u0111\u1ed5i: <\/strong>v\u1edbi con ng\u01b0\u1eddi ch\u00fang ta, r\u1ea5t \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 nh\u1eadn d\u1ea1ng ch\u1eef c\u00e1i d\u00f9 ch\u00fang b\u1ecb b\u00f3p m\u00e9o nh\u01b0 th\u1ebf n\u00e0o (\u0111\u1eb7t bi\u1ec7t l\u00e0 c\u00e1c b\u00e1c s\u0129 khi x\u01b0a k\u00ea thu\u1ed1c b\u1eb1ng ch\u1eef vi\u1ebft tay v\u00e0 \u0111\u01b0a cho d\u01b0\u1ee3c s\u0129 h\u1ecd v\u1eabn \u0111\u1ecdc \u0111\u01b0\u1ee3c d\u00f9 t\u00f4i kh\u00f4ng hi\u1ec3u g\u00ec ==\u2019). Trong khi \u0111\u00f3, bot l\u1ea1i r\u1ea5t kh\u00f3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c.<\/li><li><strong>Kho\u1ea3ng c\u00e1ch v\u00e0 v\u1ecb tr\u00ed: <\/strong>c\u00e1c k\u00fd t\u1ef1 trong CAPTCHA c\u00f3 xu h\u01b0\u1edbng \u1edf g\u1ea7n s\u00e1t nhau v\u00e0 b\u1ecb thay \u0111\u1ed5i l\u00ean xu\u1ed1ng th\u1ea5t th\u01b0\u1eddng. Do \u0111\u00f3, bot r\u1ea5t kh\u00f3 \u0111\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u00e2u l\u00e0 \u0111\u1ea7u, \u0111\u00e2u l\u00e0 cu\u1ed1i c\u1ee7a c\u1ee5m.<\/li><li><strong>Nh\u1eadn d\u1ea1ng: <\/strong>ch\u00fang ta c\u00f3 th\u1ec3 \u0111o\u00e1n, nh\u1eadn d\u1ea1ng t\u1eeb ng\u1eef m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00ec con ng\u01b0\u1eddi th\u1ef1c s\u1ef1 th\u00f4ng minh. Nh\u01b0ng nh\u1eefng con bot s\u1ebd kh\u00f3 l\u00f2ng \u0111\u1ecdc \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 t\u1eeb n\u1ebfu ch\u00fang kh\u00f4ng r\u00f5.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"480\" height=\"480\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-36.png\" alt=\"recaptcha-la-gi\" class=\"wp-image-47719\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-36.png 480w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-36-300x300.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-36-150x150.png 150w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/><\/figure><\/div>\n\n\n\n<h3 id=\"ReCAPTCHA_l\u00e0_g\u00ec?\"><a id=\"post-47712-_13e9qrj7o0rr\"><\/a><strong>ReCAPTCHA l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n<p>reCAPTCHA do Google ph\u00e1t tri\u1ec3n v\u00e0 t\u01b0\u01a1ng t\u1ef1 b\u1ea3n ch\u1ea5t v\u1edbi CAPTCHA. Ban \u0111\u1ea7u, h\u1ec7 th\u1ed1ng n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi d\u1ea1ng c\u00e2u \u0111\u1ed1 nh\u01b0 CAPTCHA nh\u01b0ng c\u00e1c c\u00e2u \u0111\u1ed1 c\u1ea7n gi\u1ea3i m\u00e3 \u0111\u01b0\u1ee3c qu\u00e9t t\u1eeb nh\u1eefng trang s\u00e1ch ra \u0111\u1ec3 ph\u1ee5c v\u1ee5 cho Google Book.<\/p>\n\n\n\n<h3 id=\"C\u00e1ch_ReCAPTCHA_ho\u1ea1t_\u0111\u1ed9ng\"><a id=\"post-47712-_w57k1hyn1uxp\"><\/a><strong>C\u00e1ch ReCAPTCHA ho\u1ea1t \u0111\u1ed9ng<\/strong><\/h3>\n\n\n\n<p>reCAPTCHA c\u0169ng c\u00f3 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1 v\u1edbi CAPTCHA v\u1edbi ch\u1ee9c n\u0103ng gi\u1ea3i nh\u1eefng k\u00fd t\u1ef1 kh\u00f3 \u0111\u1ecdc. Sau n\u00e0y, reCAPTCHA b\u1ed5 sung b\u1eb1ng h\u00ecnh th\u1ee9c nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y nh\u01b0: t\u00ecm n\u00fai, \u0111\u1ed3i, bi\u1ec3n b\u00e1o giao th\u00f4ng, v\u00f2i ch\u1eefa ch\u00e1y\u2026 c\u0169ng ti\u1ebfp t\u1ee5c ph\u1ee5c v\u1ee5 cho m\u1ed9t s\u1ea3n ph\u1ea9m kh\u00e1c c\u1ee7a Google l\u00e0 Ch\u1ebf \u0111\u1ed9 xem ph\u1ed1 trong Google Maps.<\/p>\n\n\n\n<h2 id=\"\u1ee8ng_d\u1ee5ng_c\u1ee7a_reCAPTCHA_v\u00e0o_website\"><a id=\"post-47712-_t041vu5ywni6\"><\/a><strong>\u1ee8ng d\u1ee5ng c\u1ee7a reCAPTCHA v\u00e0o website<\/strong><\/h2>\n\n\n\n<h3 id=\"V\u00ec_sao_b\u1ea1n_n\u00ean_s\u1eed_d\u1ee5ng_reCAPTCHA?\"><a id=\"post-47712-_cr4dz7etkicz\"><\/a><strong>V\u00ec sao b\u1ea1n n\u00ean s\u1eed d\u1ee5ng reCAPTCHA?<\/strong><\/h3>\n\n\n\n<p>C\u00e2u tr\u1ea3 l\u1eddi th\u1ef1c s\u1ef1 \u0111\u01a1n gi\u1ea3n v\u00e0 bao g\u1ed3m nh\u1eefng \u00fd ch\u00ednh nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Ch\u1eb7n \u0111\u1ee9ng nh\u1eefng cu\u1ed9c t\u1ea5n c\u00f4ng DDoS<\/li><li>H\u1ea1n ch\u1ebf t\u00ecnh tr\u1ea1ng spam c\u00e1c cu\u1ed9c kh\u1ea3o s\u00e1t tr\u1ef1c tuy\u1ebfn<\/li><li>Ch\u1ed1ng nh\u1eefng \u0111\u1ed1i t\u01b0\u1ee3ng spam v\u00e0o m\u1ee5c b\u00ecnh lu\u1eadn, \u0111\u0103ng nh\u1eadp, t\u1ea1o t\u00e0i kho\u1ea3n<\/li><\/ul>\n\n\n\n<h3 id=\"Nh\u1eefng_website_n\u00ean_s\u1eed_d\u1ee5ng_reCAPTCHA\"><a id=\"post-47712-_eg9dl2ma4xsj\"><\/a><strong>Nh\u1eefng website n\u00ean s\u1eed d\u1ee5ng reCAPTCHA<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Website b\u00e1n h\u00e0ng: <\/strong>gi\u00fap b\u1ea1n tr\u00e1nh ph\u1ea3i x\u1eed l\u00fd nh\u1eefng \u0111\u01a1n \u1ea3o kh\u00f4ng c\u00f3 \u0111\u1ecba ch\u1ec9 ho\u1eb7c l\u1eeba \u0111\u1ea3o<\/li><li><strong>Website m\u1edf d\u1ecbch v\u1ee5 c\u00f3 \u0111\u0103ng k\u00fd th\u00e0nh vi\u00ean: <\/strong>tr\u00e1nh nh\u1eefng k\u1ebb l\u1ea1m d\u1ee5ng \u0111\u0103ng k\u00fd h\u00e0ng lo\u1ea1t \u0111\u1ec3 tr\u1ee5c l\u1ee3i n\u1ebfu b\u1ea1n c\u00f3 d\u1ecbch v\u1ee5 d\u00f9ng th\u1eed mi\u1ec5n ph\u00ed.<\/li><li><strong>Website th\u01b0\u1eddng xuy\u00ean c\u00f3 c\u00e1c cu\u1ed9c kh\u1ea3o s\u00e1t: <\/strong>tr\u00e1nh vi\u1ec7c sai l\u1ec7ch k\u1ebft qu\u1ea3 khi c\u00f3 ng\u01b0\u1eddi c\u1ed1 t\u00ecnh th\u1ef1c hi\u1ec7n \u0111\u00e1nh gi\u00e1 ho\u1eb7c th\u1ef1c hi\u1ec7n kh\u1ea3o s\u00e1t theo ki\u1ec3u ng\u1eabu nhi\u00ean.<\/li><li><strong>H\u1ec7 th\u1ed1ng b\u00ecnh lu\u1eadn c\u1ee7a website: <\/strong>tr\u00e1nh ng\u01b0\u1eddi d\u00f9ng spam h\u00e0ng lo\u1ea1t c\u00e1c trang \u0111\u1ec3 gi\u1edbi thi\u1ec7u d\u1ecbch v\u1ee5 c\u1ee7a h\u1ecd khi\u1ebfn t\u1ea1o ra \u0111\u1ea7y b\u00ecnh lu\u1eadn r\u00e1c.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"780\" height=\"390\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-41.png\" alt=\"recaptcha-la-gi\" class=\"wp-image-47724\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-41.png 780w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-41-300x150.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-41-768x384.png 768w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><\/figure><\/div>\n\n\n\n<h2 id=\"reCAPTCHA_\u0111ang_d\u1ea7n_tr\u1edf_n\u00ean_v\u00f4_d\u1ee5ng\"><a id=\"post-47712-_gp1e0p14f0e8\"><\/a><strong>reCAPTCHA \u0111ang d\u1ea7n tr\u1edf n\u00ean v\u00f4 d\u1ee5ng<\/strong><\/h2>\n\n\n\n<h3 id=\"reCAPTCHA_l\u00e0m_h\u1ecfng_tr\u1ea3i_nghi\u1ec7m_ng\u01b0\u1eddi_d\u00f9ng\"><a id=\"post-47712-_voivnv897btp\"><\/a><strong>reCAPTCHA l\u00e0m h\u1ecfng tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng<\/strong><\/h3>\n\n\n\n<p>Mua h\u00e0ng tr\u00ean c\u00e1c \u1ee9ng d\u1ee5ng ho\u1eb7c website, m\u1ed7i l\u1ea7n b\u1ea1n nh\u1ea5p nh\u1eadn m\u00e3 gi\u1ea3m gi\u00e1 ho\u1eb7c v\u00e0o m\u1ed9t m\u00f3n h\u00e0ng n\u00e0o c\u0169ng b\u1ecb hi\u1ec7n CAPTCHA l\u00ean v\u00e0 b\u1eaft bu\u1ed9c b\u1ea1n ph\u1ea3i gi\u1ea3i. N\u1ebfu v\u1eady, \u0111\u00e2y l\u00e0 m\u1ed9t \u0111i\u1ec1u v\u00f4 c\u00f9ng kh\u00f3 ch\u1ecbu. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng xem, n\u1ebfu b\u1ea1n g\u1eb7p ph\u1ea3i t\u00ecnh hu\u1ed1ng n\u00e0y th\u01b0\u1eddng xuy\u00ean, li\u1ec7u b\u1ea1n c\u00f3 b\u1ecf d\u1ecbch v\u1ee5 \u0111\u00f3 v\u00e0 chuy\u1ec3n sang d\u1ecbch v\u1ee5 kh\u00e1c hay kh\u00f4ng.<\/p>\n\n\n\n<p>Ngo\u00e0i ra, CAPTCHA, reCAPTCHA c\u00f2n t\u1ea1o ra nhi\u1ec1u phi\u1ec1n to\u00e1i nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>Th\u00eam 1 b\u01b0\u1edbc: <\/strong>b\u1ea1n c\u00f3 kh\u00f3 ch\u1ecbu khi b\u1ea5m v\u00e0o m\u1ed9t website v\u00e0 Cloudflare hi\u1ec7n ra th\u00f4ng b\u00e1o h\u1ecfi b\u1ea1n c\u00f3 ph\u1ea3i l\u00e0 robot hay kh\u00f4ng n\u1ebfu mu\u1ed1n \u0111\u1ecdc n\u1ed9i dung; hay m\u1ed7i l\u1ea7n thanh to\u00e1n \u0111\u01a1n h\u00e0ng l\u1ea1i hi\u1ec7n CAPTCHA \u0111\u1ec3 gi\u1ea3i?<\/li><li><strong>\u0110\u1ed9 kh\u00f3 ng\u00e0y c\u00e0ng t\u0103ng: <\/strong>c\u00f3 bao gi\u1edd b\u1ea1n g\u1eb7p m\u1ed9t CAPTCHA kh\u00f3 \u0111\u1ebfn \u0111\u1ed9 kh\u00f4ng th\u1ec3 gi\u1ea3i hay kh\u00f4ng? D\u0129 nhi\u00ean c\u00f3 th\u1ec3 l\u00e0 c\u00f3, khi h\u1ec7 th\u1ed1ng n\u00e0y xu\u1ea5t hi\u1ec7n t\u1eeb nh\u1eefng n\u0103m 2000 \u0111\u1ebfn hi\u1ec7n t\u1ea1i v\u00e0 tr\u00ed th\u00f4ng minh nh\u00e2n t\u1ea1o <strong>(AI) <\/strong>th\u00f4ng minh h\u01a1n theo th\u1eddi gian. \u0110\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c \u0111\u1ed9 kh\u00f3 CAPTCHA c\u0169ng ph\u1ea3i t\u0103ng l\u00ean \u0111\u1ec3 ch\u00fang kh\u00f4ng th\u1ec3 gi\u1ea3i m\u00e3 v\u00e0 \u0111\u00f4i khi ng\u01b0\u1eddi d\u00f9ng c\u0169ng c\u1ea7n m\u1ed9t b\u1ed9 \u00f3c thi\u00ean t\u00e0i \u0111\u1ec3 gi\u1ea3i.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" width=\"640\" height=\"1136\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-46.png\" alt=\"recaptcha-la-gi\" class=\"wp-image-47729\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-46.png 640w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-46-169x300.png 169w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2022\/03\/word-image-46-577x1024.png 577w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><figcaption>N\u1ebfu ch\u1eb3ng may g\u1eb7p ph\u1ea3i reCAPTCHA b\u1ea1n gi\u1ea3i th\u1ebf n\u00e0o?<\/figcaption><\/figure><\/div>\n\n\n\n<h3 id=\"V\u00ec_sao_reCAPTCHA_\u0111ang_d\u1ea7n_tr\u1edf_n\u00ean_v\u00f4_d\u1ee5ng?\"><a id=\"post-47712-_52enj88ztrf9\"><\/a><strong>V\u00ec sao reCAPTCHA \u0111ang d\u1ea7n tr\u1edf n\u00ean v\u00f4 d\u1ee5ng?<\/strong><\/h3>\n\n\n\n<h4 id=\"AI_v\u00e0_Machine_learning_ng\u00e0y_c\u00e0ng_th\u00f4ng_minh_h\u01a1n:_\"><a id=\"post-47712-_cma3b6o5mdy9\"><\/a><strong>AI v\u00e0 Machine learning ng\u00e0y c\u00e0ng th\u00f4ng minh h\u01a1n: <\/strong><\/h4>\n\n\n\n<p>Trong th\u1ef1c t\u1ebf, ch\u00ednh h\u1ec7 th\u1ed1ng CAPTCHA, reCAPTCHA l\u00e0 ngu\u1ed3n t\u00e0i nguy\u00ean kh\u1ed5ng l\u1ed3 \u0111\u1ec3 \u0111\u00e0o t\u1ea1o AI gi\u00fap ch\u00fang c\u00f3 th\u1ec3 nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c h\u00ecnh \u1ea3nh, k\u00fd t\u1ef1 v\u00e0 c\u1ea3nh quan xung quanh m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c h\u01a1n. V\u00ec th\u1ebf, c\u00f3 m\u1ed9t b\u00e0i b\u00e1o c\u00e1o cho th\u1ea5y<a href=\"https:\/\/www.theverge.com\/2019\/2\/1\/18205610\/google-captcha-ai-robot-human-difficult-artificial-intelligence\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"> AI v\u00e0 m\u1ed9t s\u1ed1 m\u00e1y c\u00f3 th\u1ec3 gi\u1ea3i \u0111\u1ebfn 70%<\/a> CAPTCHA, reCAPTCHA.<\/p>\n\n\n\n<h4 id=\"Kh\u00f3_h\u01a1n_nh\u01b0ng_v\u1eabn_c\u00f3_quy_t\u1eafc\"><a id=\"post-47712-_i48fpxhnd4dr\"><\/a><strong>Kh\u00f3 h\u01a1n nh\u01b0ng v\u1eabn c\u00f3 quy t\u1eafc<\/strong><\/h4>\n\n\n\n<p>\u1eeb nh\u1eefng k\u00fd t\u1ef1 b\u1ecb b\u00f3p m\u00e9o c\u01a1 b\u1ea3n cho \u0111\u1ebfn nh\u1eefng h\u00ecnh \u1ea3nh kh\u00f3 kh\u0103n h\u01a1n nh\u01b0ng v\u1eabn c\u00f3 m\u1ed9t s\u1ed1 quy t\u1eafc nh\u1ea5t \u0111\u1ecbnh gi\u00fap nh\u1eefng hacker v\u01b0\u1ee3t qua nh\u1eefng r\u00e0o c\u1ea3n CAPTCHA, reCAPTCHA n\u00e0y.<\/p>\n\n\n\n<h4 id=\"D\u1ecbch_v\u1ee5_gi\u1ea3i_m\u00e3_CAPTCHA,_reCAPTCHA\"><a id=\"post-47712-_296698vfj6vw\"><\/a><strong>D\u1ecbch v\u1ee5 gi\u1ea3i m\u00e3 CAPTCHA, reCAPTCHA<\/strong><\/h4>\n\n\n\n<p>B\u1ea1n kh\u00f4ng c\u00f3 AI, kh\u00f4ng c\u00f3 machine learning? Kh\u00f4ng sao, b\u1ea1n c\u00f3 th\u1ec3 thu\u00ea nh\u1eefng ng\u01b0\u1eddi l\u00e0m vi\u1ec7c t\u1ef1 do gi\u1ea3i m\u00e3 CAPTCHA, reCAPTCHA v\u1edbi m\u1ee9c gi\u00e1 si\u00eau r\u1ebb \u0111\u1ec3 v\u01b0\u1ee3t qua nh\u1eefng c\u00e2u \u0111\u1ed1 n\u00e0y.<\/p>\n\n\n\n<p>V\u1eady l\u00e0 ch\u00fang ta \u0111\u00e3 c\u00f9ng nhau t\u00ecm hi\u1ec3u v\u1ec1 CAPTCHA, reCAPTCHA l\u00e0 g\u00ec r\u1ed3i \u0111\u1ea5y! C\u00f3 th\u1ec3 nh\u1eefng chia s\u1ebb n\u00e0y c\u1ee7a Tino Group khi\u1ebfn b\u1ea1n m\u1ea5t ni\u1ec1m tin v\u00e0o CAPTCHA. Nh\u01b0ng trong th\u1ef1c t\u1ebf, ch\u00fang t\u00f4i v\u1eabn th\u1ea5y CAPTCHA \u0111ang th\u1ef1c s\u1ef1 hi\u1ec7u qu\u1ea3 v\u00e0 h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u s\u1ef1 t\u1ea5n c\u00f4ng hay c\u1ed1 \u00fd l\u1ee3i d\u1ee5ng nh\u1eefng ch\u00ednh s\u00e1ch khuy\u1ebfn m\u00e3i \u0111\u1ea5y!<\/p>\n\n\n\n<p>Tino Group hi v\u1ecdng r\u1eb1ng b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 t\u00edch h\u1ee3p CAPTCHA, reCAPTCHA v\u00e0o website, \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh th\u00e0nh c\u00f4ng v\u00e0 ch\u1ed1ng \u0111\u01b0\u1ee3c nh\u1eefng s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn DDoS, gian l\u1eadn hay c\u1ed1 t\u00ecnh spam nh\u00e9!<\/p>\n\n\n\n<p>B\u00e0i vi\u1ebft c\u00f3 tham kh\u1ea3o t\u1eeb nhi\u1ec1u ngu\u1ed3n: <a href=\"https:\/\/www.theverge.com\/2019\/2\/1\/18205610\/google-captcha-ai-robot-human-difficult-artificial-intelligence\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Theverge<\/a>, <a href=\"https:\/\/www.reblaze.com\/wiki\/general\/what-is-captcha-and-recaptcha\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Reblaze<\/a>, <a href=\"http:\/\/cloudflare.com\/learning\/bots\/how-captchas-work\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Cloudflare<\/a>,&#8230;<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p_v\u1ec1_reCAPTCHA\"><a id=\"post-47712-_eas4f0wwxlz4\"><\/a><strong>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 reCAPTCHA<\/strong><\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"No-CAPTCHA_l\u00e0_g\u00ec?\">No-CAPTCHA l\u00e0 g\u00ec?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>No-CAPTCHA l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m m\u1edbi \u0111\u1ec3 gi\u1ea3i quy\u1ebft tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng thay cho CAPTCHA v\u00e0 reCAPTCHA. Ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n click v\u00e0o checkbox x\u00e1c nh\u1eadn l\u00e0 ho\u00e0n t\u1ea5t. V\u00ec th\u1ebf, No-CAPTCHA khi\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng c\u00f3 tr\u1ea3i nghi\u1ec7m li\u00ean t\u1ee5c, kh\u00f4ng \u201cth\u1ee7 t\u1ee5c l\u1eb1ng nh\u1eb1ng\u201d nh\u01b0 CAPTCHA v\u00e0 reCAPTCHA.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"No-CAPTCHA_ho\u1ea1t_\u0111\u1ed9ng_ra_sao?\">No-CAPTCHA ho\u1ea1t \u0111\u1ed9ng ra sao?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>No-CAPTCHA s\u1ebd d\u1ef1a tr\u00ean t\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng tr\u01b0\u1edbc v\u00e0 sau \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem li\u1ec7u \u0111\u00f3 c\u00f3 ph\u1ea3i l\u00e0 con ng\u01b0\u1eddi hay kh\u00f4ng. N\u1ebfu ph\u00e1t hi\u1ec7n ra s\u1ef1 b\u1ea5t th\u01b0\u1eddng, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng b\u1eadt l\u00ean m\u1ed9t h\u00ecnh \u1ea3nh v\u00e0 y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng gi\u1ea3i CAPTCHA nh\u01b0 th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"C\u00f3_n\u00ean_c\u00e0i_\u0111\u1eb7t_CAPTCHA,_reCAPTCHA_cho_website_hay_kh\u00f4ng?\">C\u00f3 n\u00ean c\u00e0i \u0111\u1eb7t CAPTCHA, reCAPTCHA cho website hay kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>C\u00e2u tr\u1ea3 l\u1eddi s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ea1n. N\u1ebfu b\u1ea1n mu\u1ed1n tr\u00e1nh nh\u1eefng k\u1ebb r\u1ea3nh r\u1ed7i spam v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n hay mu\u1ed1n t\u1ea5n c\u00f4ng v\u00e0o h\u1ec7 th\u1ed1ng, vi\u1ec7c s\u1eed d\u1ee5ng CAPTCHA, reCAPTCHA l\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<p>Tuy nhi\u00ean, vi\u1ec7c li\u00ean t\u1ee5c hi\u1ec7n CAPTCHA s\u1ebd khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng c\u1ea3m th\u1ea5y kh\u00f3 ch\u1ecbu.<\/p>\n\n\n\n<p>Do \u0111\u00f3, b\u1ea1n n\u00ean c\u00e2n nh\u1eafc v\u1ec1 vi\u1ec7c c\u00f3 c\u00e0i \u0111\u1eb7t CAPTCHA, reCAPTCHA v\u00e0o hay kh\u00f4ng nh\u00e9!<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"C\u00e1ch_c\u00e0i_\u0111\u1eb7t_reCAPTCHA_v\u00e0o_website_WordPress_ra_sao?\">C\u00e1ch c\u00e0i \u0111\u1eb7t reCAPTCHA v\u00e0o website WordPress ra sao?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng <a href=\"https:\/\/tino.vn\/blog\/wordpress-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"15589\" rel=\"noreferrer noopener\">WordPress<\/a>, s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 plugin nh\u01b0 sau s\u1ebd gi\u00fap website c\u1ee7a b\u1ea1n s\u1ebd b\u1eadt reCAPTCHA trong giao di\u1ec7n \u0111\u0103ng nh\u1eadp:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/wordpress.org\/plugins\/wp-helper-lite\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Plugin WP Helper<\/a><\/li><li><a href=\"https:\/\/vi.wordpress.org\/plugins\/google-captcha\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">reCaptcha by BestWebSoft<\/a><\/li><\/ul>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"No-CAPTCHA l\u00e0 g\u00ec?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>No-CAPTCHA l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m m\u1edbi \u0111\u1ec3 gi\u1ea3i quy\u1ebft tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng thay cho CAPTCHA v\u00e0 reCAPTCHA. Ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n click v\u00e0o checkbox x\u00e1c nh\u1eadn l\u00e0 ho\u00e0n t\u1ea5t. V\u00ec th\u1ebf, No-CAPTCHA khi\u1ebfn cho ng\u01b0\u1eddi d\u00f9ng c\u00f3 tr\u1ea3i nghi\u1ec7m li\u00ean t\u1ee5c, kh\u00f4ng \u201cth\u1ee7 t\u1ee5c l\u1eb1ng nh\u1eb1ng\u201d nh\u01b0 CAPTCHA v\u00e0 reCAPTCHA.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"No-CAPTCHA ho\u1ea1t \u0111\u1ed9ng ra sao?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>No-CAPTCHA s\u1ebd d\u1ef1a tr\u00ean t\u01b0\u01a1ng t\u00e1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng tr\u01b0\u1edbc v\u00e0 sau \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem li\u1ec7u \u0111\u00f3 c\u00f3 ph\u1ea3i l\u00e0 con ng\u01b0\u1eddi hay kh\u00f4ng. N\u1ebfu ph\u00e1t hi\u1ec7n ra s\u1ef1 b\u1ea5t th\u01b0\u1eddng, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng b\u1eadt l\u00ean m\u1ed9t h\u00ecnh \u1ea3nh v\u00e0 y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng gi\u1ea3i CAPTCHA nh\u01b0 th\u00f4ng th\u01b0\u1eddng.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"C\u00f3 n\u00ean c\u00e0i \u0111\u1eb7t CAPTCHA, reCAPTCHA cho website hay kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>C\u00e2u tr\u1ea3 l\u1eddi s\u1ebd ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ea1n. N\u1ebfu b\u1ea1n mu\u1ed1n tr\u00e1nh nh\u1eefng k\u1ebb r\u1ea3nh r\u1ed7i spam v\u00e0o h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n hay mu\u1ed1n t\u1ea5n c\u00f4ng v\u00e0o h\u1ec7 th\u1ed1ng, vi\u1ec7c s\u1eed d\u1ee5ng CAPTCHA, reCAPTCHA l\u00e0 c\u1ea7n thi\u1ebft.<\/p><p>Tuy nhi\u00ean, vi\u1ec7c li\u00ean t\u1ee5c hi\u1ec7n CAPTCHA s\u1ebd khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng c\u1ea3m th\u1ea5y kh\u00f3 ch\u1ecbu.<\/p><p>Do \u0111\u00f3, b\u1ea1n n\u00ean c\u00e2n nh\u1eafc v\u1ec1 vi\u1ec7c c\u00f3 c\u00e0i \u0111\u1eb7t CAPTCHA, reCAPTCHA v\u00e0o hay kh\u00f4ng nh\u00e9!<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"C\u00e1ch c\u00e0i \u0111\u1eb7t reCAPTCHA v\u00e0o website WordPress ra sao?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng <a>WordPress<\/a>, s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 plugin nh\u01b0 sau s\u1ebd gi\u00fap website c\u1ee7a b\u1ea1n s\u1ebd b\u1eadt reCAPTCHA trong giao di\u1ec7n \u0111\u0103ng nh\u1eadp:<\/p><ul><li><a>Plugin WP Helper<\/a><\/li><li><a>reCaptcha by BestWebSoft<\/a><\/li><\/ul>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n\n\n","protected":false},"excerpt":{"rendered":"<p>B\u1ea1n mu\u1ed1n gi\u1ea3m thi\u1ec3u vi\u1ec7c bot li\u00ean t\u1ee5c v\u00e0o website c\u1ee7a b\u1ea1n \u0111\u1ec3 \u201ccraw\u201d b\u00e0i vi\u1ebft trong website c\u1ee7a b\u1ea1n hay c\u1ed1 t\u00ecnh spam \u0111\u0103ng k\u00fd t\u00e0i kho\u1ea3n tr\u00ean web? V\u1eady, reCAPTCHA l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p tuy\u1ec7t v\u1eddi \u0111\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng con bot \u0111\u1ed9c h\u1ea1i v\u00e0 spammer n\u00e0y. reCAPTCHA l\u00e0 g\u00ec? Li\u1ec7u reCAPTCHA c\u00f3 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":47713,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5404],"tags":[6242],"class_list":["post-47712","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-webmasters","tag-kien-thuc-website"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/47712","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=47712"}],"version-history":[{"count":0,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/47712\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/47713"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=47712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=47712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=47712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}