Ikhadi Lokufinyelela Ngekhadi Le-IC noma Ikhadi Le-ID?

Incazelo yekhadi lokulawula ukufinyelela ukuthi uhlelo lokulawula ukufinyelela oluhlakaniphile lwasekuqaleni luqukethe isilawuli sokulawula ukufinyelela, isifundi sekhadi, inkinobho yokuphuma nesikhiya sikagesi, futhi umnikazi wekhadi angakwazi ukushwiba ikhadi eduze komfundi wekhadi (5-15 cm) kanye, umfundi wekhadi angakwazi ukuzwa ikhadi futhi ahole ulwazi ekhadini (inombolo yekhadi) kumphathi, umgcini wekhadi aqale abukeze ikhadi elingekho emthethweni. Zonke izinqubo zingafinyelela imisebenzi yokulawula ukufinyelela inqobo nje uma ingaphakathi kobubanzi bekhadi lokuswayipha elisebenzayo.

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Ukuqhathaniswa kwekhadi le-IC nekhadi le-ID

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Ezokuphepha
Ukuvikeleka kwekhadi le-IC kukhulu kakhulu kunekhadi le-ID, futhi inombolo yekhadi ekhadini le-ID ingafundwa ngaphandle kwemvume, futhi kulula ukuyilingisa.
Ukufundwa nokubhala kwedatha eqoshwe ekhadini le-IC kudinga ukuqinisekiswa kwephasiwedi okuhambisanayo, futhi ngisho nendawo ngayinye yekhadi inokuvikelwa okuhlukile kwephasiwedi, okuvikela ngokugcwele ukuphepha kwedatha, iphasiwedi yekhadi le-IC ukubhala idatha kanye nephasiwedi yedatha efundiwe ingasethwa ukuthi ihluke, inikeze indlela enhle yokuphatha ye-hierarchical ukuqinisekisa ukuphepha kwesistimu.

Ikhebula Lokuphepha

Ukurekhodwa
Ikhadi le-ID alikwazi ukubhala idatha, okuqukethwe kwayo kwerekhodi (inombolo yekhadi) ingabhalwa kuphela umkhiqizi we-chip ngesikhathi esisodwa, umthuthukisi angakwazi ukufunda inombolo yekhadi kuphela ukuze asetshenziswe, akakwazi ukwenza uhlelo olusha lokuphatha inombolo ngokuvumelana nezidingo zangempela zohlelo.
Ikhadi le-IC alikwazi ukufundwa kuphela ngumsebenzisi ogunyaziwe inani elikhulu ledatha, kodwa futhi nomsebenzisi ogunyaziwe ukubhala inani elikhulu ledatha (njengenombolo yekhadi elisha, amalungelo omsebenzisi, ulwazi lomsebenzisi, njll.),Okuqukethwe okurekhodiwe kwekhadi le-IC kungasulwa ngokuphindaphindiwe.
Umthamo wesitoreji
Amakhadi omazisi aqopha inombolo yekhadi kuphela, kuyilapho amakhadi e-IC (afana namakhadi e-Philips mifare1) angaqopha cishe izinhlamvu eziyi-1000.

Ukusebenza okungaxhunyiwe ku-inthanethi nokusebenza kwenethiwekhi
Ikhadi le-ID ngenxa yokuthi akukho okuqukethwe, zonke izimvume zomnikazi wekhadi, imisebenzi yesistimu ukuthembela ngokugcwele ekusekelweni kwesizindalwazi senkundla yenethiwekhi yekhompyutha.
Ikhadi le-IC ngokwalo lirekhode inani elikhulu lokuqukethwe okuhlobene nomsebenzisi (inombolo yekhadi, ulwazi lomsebenzisi, igunya, ibhalansi yokusetshenziswa kanye nolwazi oluningi), lingahlukaniswa ngokuphelele nokusebenza kwesikhulumi sekhompiyutha, ukufeza ukuxhumana kwenethiwekhi kanye nokungaxhunyiwe ku-inthanethi ukuguqulwa okuzenzakalelayo kwemodi yokusebenza, ukufeza ububanzi obuningi bokusetshenziswa, izidingo zezintambo ezincane.

 

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Isikhathi sokuthumela: Jul-06-2023