Makhadi a MIFARE DESFire: EV1 vs. EV2

M'mibadwo yonse, NXP yakhala ikupititsa patsogolo mzere wa MIFARE DESFire wa ma ICs, kuyeretsa mawonekedwe awo potengera zomwe zimachitika paukadaulo komanso zofunikira za ogwiritsa ntchito. Makamaka, MIFARE DESFire EV1 ndi EV2 atchuka kwambiri chifukwa cha ntchito zawo zosiyanasiyana komanso magwiridwe antchito abwino. Komabe, kuyambitsidwa kwa DESFire EV2 kunawona kupititsa patsogolo luso ndi mawonekedwe kuposa omwe adatsogolera - EV1. Nkhaniyi ikutithandiza kumvetsa bwino za kupanga, zipangizo, ndi zinthu zina zofunika kwambiri za makadiwa.

MIFARE DESFire Cards Production

Kupanga kwaMakhadi a MIFARE DESFireamaphatikiza ukadaulo waukadaulo komanso kuwongolera kokhazikika kuti apange zinthu zomwe zimayenderana ndi nthawi komanso kusiyana kwa kagwiritsidwe ntchito. Makhadiwa ndi zotsatira za njira yolimba yopangira zinthu zomwe zimatsatira miyezo yapadziko lonse yopangira IC. Gawo lirilonse la kupanga-kuchokera ku mapangidwe mpaka kutumiza-amakumana ndi zofunikira kwambiri, kuonetsetsa kuti makhadiwa amapereka njira yodalirika komanso yothandiza pazochitika zosiyanasiyana zogwiritsira ntchito.

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Zida Zosiyanasiyana za MIFARE DESFire Cards

Makhadi a MIFARE DESFire amakhala ndi pulasitiki-nthawi zambiri PVC-okonzedwa kuti ikhale yolimba, yosinthasintha, komanso yogwiritsidwa ntchito nthawi yayitali. Komabe, kutengera kugwiritsa ntchito komanso zomwe makasitomala amafuna, makhadiwa amathanso kuphatikiza PVC, PET, kapena ABS. Mitundu iyi iliyonse imakhala ndi mawonekedwe ake apadera ndipo motero imagwirizana ndi zochitika zina. Chofunika kwambiri, zida zonse zamakhadi a DESFire zimasankhidwa mosamala, kuwonetsetsa kuti zili bwino komanso zimakhazikika.

Phindu la Makhadi a MIFARE DESFire

Makhadi a MIFARE DESFireperekani maubwino angapo omwe amaphatikiza chitetezo chowonjezereka, kugwiritsa ntchito bwino deta, komanso kugwiritsa ntchito mosiyanasiyana. Mawonekedwe awo apamwamba a cryptographic monga kubisa kwa AES-128 kumapangitsa kuti ma data azikhala otetezeka, pomwe kuthekera kosamalira mapulogalamu angapo kumawonjezera kusinthasintha kwawo. Kuwonjezeka kwa magwiridwe antchito, mawonekedwe atsopano monga Rolling Keysets ndi Proximity Identification, komanso kuyanjana kwam'mbuyo kumakulitsa chidwi chawo.

Mawonekedwe a MIFARE DESFire Cards

Makhadi a DESFire ali ndi mawonekedwe omwe amafotokozeranso zaukadaulo waukadaulo. Kuchokera pamalankhulidwe otalikirapo kuti mugulitse mwachangu mpaka ma Rolling Keysets ndi Proximity Identification, makhadi awa amagwiritsa ntchito chatekinoloje yabwino kwambiri kuti apereke mtengo. Kuphatikiza apo, DESFire EV2 imapereka kasamalidwe kokulirapo, kupangitsa kuti pakhale mgwirizano wotetezedwa kwa anthu ena popanda kufunikira kugawana kiyi ya Master Key.

Kugwiritsa ntchito makhadi a MIFARE DESFire

Makhadi a MIFARE DESFirepezani mapulogalamu m'magawo osiyanasiyana chifukwa cha kusinthasintha kwawo. Kugwiritsa ntchito kwawo kumachokera ku matikiti oyendera anthu onse, kasamalidwe kotetezeka, komanso kupatsa matikiti pamakina olipira otseka pakompyuta ndi ma eGovernment. Kuthekera kwawo kuwongolera magwiridwe antchito ndikuwongolera luso la ogwiritsa ntchito m'magawo awa kumawapangitsa kukhala chida chofunikira kwambiri pazomangamanga zamakono.

QC PASS isanabweretse Makadi a MIFARE DESFire

Khadi lililonse la MIFARE DESFire limayang'aniridwa kwambiri ndi QC PASS musanatumizidwe. Mchitidwewu umatsimikizira kuti khadi lililonse likukwaniritsa miyezo yapamwamba potengera mawonekedwe, magwiridwe antchito, ndi kudalirika. Mfundo yofunika kwambiri apa ndikuwonetsetsa kuti khadiyo imatumikira makasitomala mosalakwitsa nthawi yonse ya moyo wake.

Makhadi a CXJSMART MIFARE DESFire

Makhadi a CXJSMART MIFARE DESFire amakulitsa lonjezo laubwino, kusinthasintha, ndi chitetezo chomwe mwambo wa MIFARE umathandizira. Ndi kupititsa patsogolo njira zoyankhulirana, kupita patsogolo kwa chitetezo cha data, ndi kuphatikizidwa kwa zinthu zatsopano monga Rolling Keysets ndi Proximity Identification, makhadiwa amapereka yankho lathunthu la mapulogalamu osiyanasiyana aukadaulo oyandikira.

Makhadi Apamwamba a MIFARE DESFire

Ubwino ndi gawo lomwe silingakambirane pamakhadi a MIFARE DESFire. Khadi lililonse, mosasamala kanthu za mtundu wake, limatsimikizira makasitomala kulimba, kuchita bwino, ndi chitetezo champhamvu. Kaya ndi zinthu za khadi, kapangidwe kake, kapena magwiridwe antchito, kudzipereka ku khalidwe lapamwamba sikugwedezeka. Makhadi apamwambawa amatsimikizira kuti ogwiritsa ntchito amalandira chithandizo chodalirika nthawi zonse. Pomaliza, makhadi a MIFARE DESFire, makamaka EV1 ndi EV2, asintha momwe mabizinesi, maboma, ndi ogula amayendera njira zotetezedwa za data ndikuwongolera mwayi wopezeka. Kudzera m'mawonekedwe awo anzeru, magwiridwe antchito, komanso chitetezo chokhazikika, makhadiwa amapereka phindu lalikulu kwa ogwiritsa ntchito m'magawo osiyanasiyana. Monga opereka zida zotsogola izi, ife a CXJSMART tadzipereka kupereka Makadi apamwamba a MIFARE DESFire omwe amakwaniritsa zosowa zosiyanasiyana za makasitomala athu.


Nthawi yotumiza: May-24-2024