Wataƙila, akan gidan yanar gizo, lokacin da kuke son yin rajista ko kuma za ku bar tsokaci, kun haɗu da Captcha ko reCaptcha. Bambance-bambancen da ke tsakaninsu gaskiya ne, kodayake yawancin masu amfani ba su san su da gaske ba. Nan gaba za mu yi magana game da waɗannan sharuɗɗan ta hanyar da ta dace, don mu san abin da suke, ban da bambancin da muke samu a tsakaninsu. Tunda sun samu sauyi akan lokaci.
Ee zamu iya a ce reCaptcha shine asalin Captcha, wanda shine ainihin gwaji wanda ya nemi raba mutane da spambot shekaru da yawa da suka wuce, a farkon shekarun 2000. Da farko, zamu gaya muku game da kowane ɗayansu sannan kuma zamu ƙara gaya muku game da bambancinsu.
Menene Captcha
Mun fara da wannan lokacin. Captcha takaice don Gwajin Gwajin Jama'a na atomatik don gaya wa Kwamfuta da 'Yan Adam Ban da. Jarabawa ce wacce take neman bambance-bambancen dake tsakanin kwamfutoci. Manufar sa ce ta asali, don haka ana iya cewa muna fuskantar jarabawar Turing. Domin a wannan yanayin mutane ne zasu tabbatar da cewa su mutane ne da gaske kuma ba inji bane.
Dalilin da yasa dole mutane su banbanta kanmu da inji a yanar gizo, wanda da yawa suna ganin baƙon abu ne, mai sauƙi ne. Ana so hana bots ko atomatik yin hulɗa tare da shafukan yanar gizo. Ta wannan hanyar, suna tabbatar da cewa a bayan kowane aiki, akwai ɗan Adam koyaushe.
Captcha ya fito a cikin shekara ta 2000, bayan mai girma rikice rikice a cikin ƙarshen 90s. A wannan yanayin, an tsara tsarin wanda zai iya sarrafa duk waɗannan tallan kai tsaye. An tilasta wa masu amfani rajista a cikin dandalin tattaunawa da imel. Don haka dole ne su tabbatar da cewa su mutane ne kuma ba shiri bane ko wasikun banza.
Ta wannan hanyar aka haifi Captcha. A farkon sa, jarabawa ce wacce a ciki ya zama dole mu gane wasu haruffa ko lambobi waɗanda ke da wahalar karantawa na secondsan daƙiƙoƙi. Tsarin sauki ga mutane, ba don bots ba. Kodayake, hakanan yana da wasu matsaloli. Tunda yana neman 'yan Adam wani kokari, kawai don ya nuna cewa su mutane ne. Saboda wannan dalili, an sake haifan reCaptcha azaman amsa.
Menene reCaptcha
ReCaptcha to juyin halitta ne wanda aka ambata ɗayan Captach daga farko. Tsari ne da yake neman ya zama mai amfani. Tun shekara ta 2009, wannan tsarin yana hannun Google, wanene ya siya don taimaka musu yin dijital littattafan su a Litattafan Google. Amma, sun sanya shi ya canza, tare da sababbin amfani.
Tunda reCaptcha a halin yanzu yana bada izini tabbatar cewa kai mutum ne ta latsa maɓalli ɗaya kawai. Ana kaucewa lambobi ta wannan hanyar. Wani abu da Google ya samu ta hanyar jerin algorithms da bincika alamun da ba a rubuta ba ga kowane mai amfani. Tare da waɗannan matakan, algorithm zai bincika halin mai amfani. Wanne zai ba ku damar bincika cewa kuna kewaya kamar ɗan adam.
Har ila yau, yana rikodin motsi na linzamin kwamfuta har sai an danna maballin ganewa. Don haka suna tabbatarwa a kowane lokaci cewa kana son mutum, don hana bot wuce wannan gwajin. A takaice, ingantaccen juyin halitta game da Captcha.
Bambanci tsakanin Captcha da reCaptcha
A rana zuwa rana, ana kiran nau'ukan biyu Captcha. Kalma ɗaya ce, saboda asalin shine farkon wanda aka fara amfani dashi don wannan fasaha. Sabuwar sigar juyin halitta ce kawai, saboda haka ba sabon abu bane ayi amfani da suna iri ɗaya a kowane yanayi. Kodayake gaskiyar ita ce cewa akwai nau'ikan iri daban-daban.
Don haka lokacin da kuka saurari Captcha, tabbas suna nufin ɗayan sifofin daban-daban me ke faruwa Kodayake idan ya ce takamaiman reCaptcha, to yana nufin fasahar da Google ke haɓaka da amfani da ita. Latterarshen fasaha ce ta ci gaba, kuma a zahiri akwai sabon sigar da za'a aiwatar ba da daɗewa ba.