I-Semalt: Amawebhusayithi Awamabhayisikobho AwaziwaUkuze uthole imininingwane oyifunayo ngesandla, kudingeka ube namakhono omuhle kakhulu wokuhlela. Ngaphandle kwalokho, ungasebenzisa amathrekhi amaningi we-intanethi yedatha ehlose ukufunda, ukuhlela nokwenza idatha ngendlela ethile. Kodwa-ke, amanye amawebhusayithi awanakwenzeka, okusho ukuthi asebenzise amasu okulwa nokuguqula noma aguqule umaki wabo njalo. Isibonelo, i-LinkedIn, i-Alibaba ne-Facebook idinga imininingwane yokungena ngemvume, inikezela ukungena ku-CAPTCHA, futhi uvimbele amakheli e-IP ukuqinisekisa ukuvikeleka kwabasebenzisi babo kanye nobumfihlo.1 - nombres de dominios para empresas. I-Facebook:I-Facebook ingenye yamawebhusayithi adumile kakhulu okuxhumana nabantu abanobasebenzisi abangaphezu kwezigidi ezingu-20 emhlabeni jikelele. Kunenqwaba yezinhlelo zokusebenza nezinhlelo zokuqamba idatha ezihlose ukukhipha ulwazi olulodwa kusuka ku-Facebook. Ngeshwa, amathuluzi amaningi awasinikezi idatha enembile futhi efundekayo. I-Facebook yenza kube nzima ngabadlali be-spammers nabaduni ukuqoqa ulwazi mayelana nabasebenzisi bayo. Ingatholakala kuphela ngosizo lomsebenzisi we-HTML njenge-Python, kodwa iningi labaphathi bewebhu kanye nabazimeleli bazi ngisho nezizinda ze-Python. Okwedlule, i-Facebook scraper yasungulwa ukuze ikhishwe ulwazi olubalulekile kulewebhusayithi yokuxhumana nabantu. With Facebook scraper, ungakwazi kuphela ukuqoqa amagama kanye namakheli imeyili abasebenzisi Facebook. Kodwa uma ufuna ukuqoqa idatha ejulile, awukwazi ukusebenzisa leli thuluzi nanoma iyiphi enye i-scraper efanayo.i-LinkedIn ingenye iwebhusayithi yokuxhumana nabantu engenakwenzeka. Kodwa-ke, ungakwazi ukukhipha idatha emakhasini ambalwa wewebhu, kepha ulwazi oluningi alufinyeleleki. Ungaphula ulwazi oluvela ku-LinkedIn profile yomphakathi usebenzisa ukungenisa. Io noma i-Kimono Labs. Abathengisi abakwazi ukusizakala ngezinsizakalo zokukhwabanisa ngenxa yezinyathelo zokuphepha eziqinile ze-LinkedIn. Kodwa-ke, sebeqale ukusebenzisa i-Lead Extractor, okusiza ukuphazamisa amaphrofayela omphakathi. Leli thuluzi lingakhipha izixhumanisi zephrofayela, amagama, namakheli we-imeyili kuphela. Kodwa uma ufuna ukuthola i-Skype ID, i-ID ye-Yahoo Messenger, ikheli eliphelele, ne-ID ye-Twitter yomsebenzisi, i-LinkedIn ngeke ikuvumele wenze lokho.3. I-Alibaba:i-Alibaba iyi-conglomerate yezobuchwepheshe ehlinzeka ngezinsizakalo zebhizinisi-kuya-abathengi ku-intanethi. Ngeshwa, ayikho indlela yokwenza idatha kusuka kule website. Ngokungafani ne-Amazon ne-eBay, i-Alibaba yenza kube nzima kubasebenzisi bayo ukuba bakhiphe ulwazi mayelana nemikhiqizo yalo, izithombe, izincazelo, namanani. Ngonyaka wezi-2015, amathuluzi ambalwa angadala idatha evela ku-Alibaba kalula athuliswa emphakathini. Iningi lamathuluzi akhokhelwa futhi awakhulumi ukulindela kokuqala. U-Alibaba usebenza ngamabhizinisi amaningi emhlabeni wonke futhi uxhuma abathengi nabanikezeli. Phakathi naleso sikhathi, kuqinisekisa ubumfihlo babo futhi angavumeli noma ubani ukuba athole idatha. Kusukela ngo-Okthoba 2017, u-Alibaba unabasebenzisi abangaphezu kwezigidi ezingu-500 abasebenza ngokugcwele ngenyanga yonke. U-Alibaba waze wabalalisa abadlali befu elikhulu njenge-Amazon, i-Google, ne-Microsoft ekukhuleni kwemali yefu. Isebenzise amasu angcono kakhulu ukuqinisekisa ubuyimfihlo babanikeli bayo futhi ivimbela wonke amakheli we-IP asolisayo ngemizuzwana.
