Mfundo zachinsinsizi zidalembedwa kuti zithandizire bwino iwo omwe ali ndi nkhawa ndi momwe 'Zidziwitso Zawo Zomwe Amagwiritsira Ntchito' (PII) zikugwiritsidwira ntchito pa intaneti. PII, monga momwe tafotokozera pamalamulo achinsinsi ku US ndi EU komanso chitetezo chazidziwitso, ndi chidziwitso chomwe chitha kugwiritsidwa ntchito pawekha kapena ndi chidziwitso china kuzindikira, kulumikizana, kapena kupeza munthu m'modzi, kapena kuzindikira munthu momwe akumvera.