MIFARE DESFire EV2 2K 4K 8K Blank RFID Card
MIFARE DESFire EV2 2K 4K 8K Blank RFID Card
I-MIFARE DESFire EV2 2K 4K 8K RFID Card imele incopho yeteknoloji yekhadi le-smart ngaphandle koqhagamshelwano.
Ukubonelela ngokhuseleko oluphezulu kunye nokuguquguquka kwezinto, ezi mveliso ze-NXP MIFARE zihambisa ukhuseleko lomgangatho weshishini kunye nobuchule bokudibanisa obungenamthungo kulawulo lokufikelela lwangoku kunye nezicelo zesixeko esilumkileyo. Kweli nqaku, siza kuphonononga kwiimpawu, izibonelelo,
kunye neenkcukacha zobugcisa be-MIFARE DESFire EV2, inika isikhokelo esibanzi kubasebenzisi abanakho.
Isishwankathelo seMveliso kunye neeNzuzo
I-MIFARE DESFire EV2 isebenza kwi-frequency ye-13.56MHz kwaye yenzelwe ukuhlangabezana nemigangatho ephezulu yokhuseleko.
Ifumaneka ngeendlela ezintathu zememori: 2K, 4K, kunye ne-8K bytes, ukulungiselela iimfuno ezahlukeneyo zokugcina.
Uguqulelo oluntsonkothileyo lwekhadi kunye neempawu zokhuseleko ezomeleleyo ziyenza ilungele usetyenziso olufuna ukhuseleko lwedatha olukwinqanaba eliphezulu.
IiNzuzo eziPhambili
- Ukhuseleko olongezelelweyo: Ngeendlela eziphambili zokubethela ezifana ne-DES, i-2K3DES, i-3K3DES, kunye ne-AES, i-MIFARE DESFire EV2 iqinisekisa ukuhanjiswa kwedatha ekhuselekileyo kunye nokugcinwa.
- I-Versatility: Ilungele uluhlu olubanzi lwezicelo, kubandakanywa ulawulo lokufikelela, izithuthi zikawonke-wonke, i-e-payment, kunye neenkqubo zokunyaniseka.
- Udibaniso olungenamthungo: Ukuthobela ngokupheleleyo i-ISO14443-A kunye nemigangatho yodidi lwe-NFC ye-4, iqinisekisa ukuhambelana neziseko zokufunda ze-NFC ezikhoyo.
- Ukusebenza okuphezulu: Amazinga okudluliselwa kwedatha ngokukhawuleza kunye nomthamo wememori ephezulu yenza ukuba ilungele iindawo ezifunayo.
Ulwandlalo lweMveliso
1. Iimpawu zoKhuseleko oluPhezulu
Ukhuseleko lubaluleke kakhulu kuyilo lwe-MIFARE DESFire EV2.
Ikhadi libandakanya iinjini ze-cryptographic ezisekelwe kwi-hardware, ukuqinisekiswa kokupasa okuthathu,
kunye neeprothokholi ezikhuselekileyo zothumelo lwedatha. Ikwanayo neSiqinisekiso esiQhelekileyo se-EAL5+ sokhuseleko,
ukuqinisekisa inqanaba eliphezulu lokhuseleko kuhlaselo oluntsonkothileyo.
2. Iinketho zeMemori: 2K, 4K, kunye no-8K
I-MIFARE DESFire EV2 ifumaneka ngeendlela ezintathu zememori: 2K, 4K, kunye ne-8K bytes. Oku kuguquguquka kuvumela abasebenzisi ukuba bakhethe umthamo ofanelekileyo wokugcinwa kwiimfuno zabo ezithile, nokuba kukulawulwa kokufikelela okulula okanye iinkqubo eziyinkimbinkimbi zezicelo ezininzi.
3. Ukuthotyelwa kwe-ISO14443-A kunye ne-NFC Type 4
Ikhadi lihambelana ngokupheleleyo nemigangatho ye-ISO14443-A kunye ne-NFC Type 4, eyenza ihambelane noluhlu olubanzi lwabafundi be-NFC abakhoyo kunye neziseko. Oku kuqinisekisa indibaniselwano engenamthungo kunye nokusebenzisana kunye neenkqubo zangoku.
4. Amaxabiso okuDluliswa kweDatha ngokukhawuleza
I-MIFARE DESFire EV2 ixhasa amaxabiso okudlulisa idatha ukuya kuthi ga kwi-848 kbps, iqinisekisa unxibelelwano olukhawulezayo nolusebenzayo phakathi kwekhadi kunye nomfundi. Oku kubalulekile kwizicelo ezifuna ukusetyenzwa kwedatha ngokukhawuleza kunye nomthamo ophezulu.
5. Uyilo olomeleleyo noluzinzileyo
Ikhadi lenzelwe ukumelana neemeko ezingqongileyo kunye nokusetyenziswa rhoqo. Inika ixesha lokugcinwa kwedatha yeminyaka eyi-25 kunye nokunyamezela kokubhala kwimijikelezo ye-500,000, okwenza kube yinto ethembekileyo yokukhetha izicelo zexesha elide.
6. Inkxaso yezicelo ezininzi
I-MIFARE DESFire EV2 isekela izicelo ezininzi kwikhadi elilodwa, ngenxa yesakhiwo sayo sefayile eguquguqukayo kunye nobuchule bokulawula isicelo. Oku kwenza kube yinto efanelekileyo kwiinkonzo zedolophu ezihlakaniphile, apho ikhadi elinye lingasetyenziselwa izithuthi zikawonkewonke, ulawulo lokufikelela, i-e-payment, kunye nokunye.
IiNgcaciso zobuGcisa
| Inkcazo | Iinkcukacha |
|---|---|
| Ukuphindaphinda | 13.56MHz |
| Iinketho zeMemori | 2K, 4K, 8K iibhayithi |
| Ireyithi yokuGqithisela ngeDatha | Ukuya kuthi ga kwi-848 kbps |
| Uguqulelo oluntsonkothileyo | DES, 2K3DES, 3K3DES, AES |
| Ukuthotyelwa kweMigangatho | ISO14443-A, NFC Uhlobo 4 |
| Ukugcinwa kwedatha | Iminyaka engama-25 |
| Bhala Ukunyamezela | 500,000 imijikelo |
| Isiqinisekiso soKhuseleko | Iikhrayitheriya eziqhelekileyo EAL5+ |
| IFomu Factor | Amakhadi, i-Prelam Inlays, i-RFID Labels |
| Umgama wokuSebenza | Ukuya kuthi ga kwi-100 mm (kuxhomekeke kwijometri ye-eriyali) |
Imiyalelo yokusebenzisa
Ukusebenzisa i-MIFARE DESFire EV2, bonisa ngokulula ikhadi kumfundi ohambelana ne-NFC. Iimpawu zokhuseleko eziphambili zekhadi ziya kusingatha ukuqinisekiswa kunye neenkqubo zokudlulisa idatha, ukuqinisekisa unxibelelwano olukhuselekileyo nolusebenzayo.
Impembelelo yokusingqongileyo
I-MIFARE DESFire EV2 yenzelwe ukuzinza kwengqondo. Ubomi obude bekhadi kunye nokuqina okuphezulu kunciphisa isidingo sokutshintshwa rhoqo, ukunciphisa inkcitho. Ukongeza, ukuzibophelela kwe-NXP kwiinkqubo zokwenziwa kobume bendalo kuqinisekisa ukuba ukuveliswa kwala makhadi kunempembelelo encinci yokusingqongileyo.
Uphononongo lwabathengi
Abathengi baye bancoma i-MIFARE DESFire EV2 ngokuthembeka kwayo, ukhuseleko, kunye nokuguquguquka. Abasebenzisi abaninzi baye baqaqambisa ireyithi ekhawulezayo yokudlulisa idatha yekhadi kwaye ayinamthungo
Bhala umyalezo wakho apha kwaye uwuthumele kuthi
