Kuchengetedza mawebhusayithi kubva kune vanokuvadza, mashoma mashoma mavara pane imwe nguva
A CAPTCHA ichinyorwa chekutsvaga chekutsvaga paIndaneti chiri nyore kuti vanhu vapfuure asi zvakaoma kuti mapurogiramu e-robotic epurogiramu apedzise-saka zita remuedzo, Chikwata Chakakwana Chekutonga Turing kuti iudze Computers nevanhu . Chinangwa cheCAPTCHA ndechokuodza mwoyo vanokanganisa uye vanotsvaga kushandisa spam-filling software mapurogiramu pawebsite.
Sei maCAPTCHA Achidiwa?
CAPTCHA dzinodzivisa vanovhiringidza pakushandisa zvisina kunaka mazano ekuIndaneti.
Hackers uye spammers vanoedza zvinhu zvisina kukodzera paIndaneti, kusanganisira:
Kufambisa sarudzo yepaIndaneti kuburikidza nekutengesa zvinyorwa mazana emhinduro dzenhema
Simba-rekuvhara nhoroondo yemumwe munhu paIndaneti kuburikidza nekuedza kakawanda mahwendefa akasiyana
Kunyoresa mazana emakero e-email asingabhadhara
Spamming blogs uye nhau nhau nemashoko akawanda anonyangadza uye tsvakurudzo-injini dzinobatana
Kurapa (kukopa) kero yevanhu ye email kubva kumawebsite, kuti avashandise gare gare mukurwisa kwe spam
Kunyengedza mbeu yemvura inoyerera ichikosha uye mhinduro dzakanaka kuitira kuti vanyengere vanhu mukudhura trojan payload
CAPTCHA miedzo inogona kudzivisa vakawanda, vanozvidzivirira vachidzivirira nokuvhara software ye robot kubva pakuisa zvikumbiro zvepaIndaneti. Zvinoshandiswa kakawanda apo vashandisi vebasa rekushandisa vangashandisa teknolojia yekuvhara ruzivo rwe spammy munzvimbo yekutanga, pane kuti vatsvenese izvo zvakagadziriswa mushure mokunge zvanyanya kuwedzerwa. Vamwe vashandisi vepawebhuku, somuenzaniso, vadzivise maCAPTCHA kuti kuderedza kusagadzikana kwevashandisi uye panzvimbo iyo kushandisa mashandisirwo ekuongorora uye kuvhara maonero ekufungidzira kana maakaiti mushure mokunge vasikwa.
MaCCTCHA Anoshanda Sei?
CAPTCHA inoshanda nekukubvunza iwe kuti unyore mutsara iyo robot ingaoma zvakaoma kuverenga. Kazhinji, mazwi aya eCAPTCHA ari mifananidzo yemashoko akaoma, asi kune vanhu vasina kuonekwa vanogonawo kuva zvinyorwa zvemashoko. Iyi mifananidzo uye zvinyorwa zvakaoma kune mapurogiramu epurogiramu anowanikwa kuti akwanise kunzwisisa, uye naizvozvo, mabhoti anowanzokwanisi kuisa mutsara mukupindura mifananidzo kana kurekodi.
Sezvo njere yekudzidzira inyanzvi inowedzera, spam bots dzinokura zvakanyanya, saka maCAPTCHA anowanzochinja mukuoma kunzwisisa semhinduro.
Iko maCAPTCHA Akabudirira here?
CAPTCHA miedzo inonyatsovhara maitiro akawanda asinganzwisisiki okurwisa, ndiyo chikonzero ivo vakapararira. Havana kunze kwekukanganisa kwavo, zvisinei, kusanganisira chido chekutsamwisa vanhu vanofanirwa kupindura.
Re-CAPTCHA yeGoogle software-iyo inotevera yekushanduka kwekombiki yeCAPTCHA-inoshandisa nzira yakasiyana. Iyo inoedza kufungidzira kana sangano yakatanga nemunhu kana bhodhi nekuongorora maitiro apo peji iri kutakura. Kana zvisingakwanisi kuudza munhu zviri shure kwebhodibhodhi, inopa rudzi rwakasiyana rwekuedzwa, kana kuti "chofa pano kuti uone kuti iwe uri munhu" bhokisi kana mufananidzo unooneka kubva paGoogle Images chinyorwa kana mutsara yakanyorwa kubva kuGoogle Mabhuku. Muchiedzwa chemufananidzo, unosvina zvikamu zvose zvemufananidzo une chimwe chinhu chechinhu, sechiratidzo chemugwagwa kana motokari. Pindura zvakarurama, uye iwe unopfuurira; kupindura zvisina kururama, uye iwe unoratidzwa neimwe pikicha pikicha kuti ugadzirise.
Vamwe vatengesi vanopa teknolojia iyo inobvisa "test" chikamu cheCAPTCHA kuburikidza nekupa kana kuramba kufambirwa kwewebsite pane dzimwe nzira dzinobatana nemuenzaniso wekubatana kwepurogiramu yeWebhu.
Kana sangano rekuchengeteka richifungidzira pasina munhu anotya chikamu, rinoramba runyararo kuwirirana. Kana zvisina kudaro, inopa kuwanikwa kwejiji rakakumbirwa pasina chero muedzo wepamberi kana mibvunzo.