MIFARE DESFire Cards: EV1 vs. EV2

Thoob plaws ntau tiam neeg, NXP tau ua ntu zus mus rau MIFARE DESFire kab ntawm ICs, kho lawv cov yam ntxwv raws li cov qauv siv thev naus laus zis tshiab thiab cov neeg siv khoom xav tau. Tshwj xeeb tshaj yog, MIFARE DESFire EV1 thiab EV2 tau txais txiaj ntsig loj heev rau lawv cov kev siv sib txawv thiab kev ua haujlwm tsis zoo. Txawm li cas los xij, kev taw qhia ntawm DESFire EV2 pom kev txhim kho ntawm cov peev txheej thiab cov yam ntxwv ntawm nws cov thawj coj - EV1. Kab lus no ci lub teeb ntawm kev tsim khoom, cov khoom siv, thiab lwm yam tseem ceeb ntawm cov ntawv no.

MIFARE DESfire Cards Production

Kev tsim tawm ntawmMIFARE DESFire phaibblends lub thev naus laus zis tshiab thiab kev tswj xyuas zoo los tsim cov khoom lag luam uas sawv qhov kev sim ntawm lub sijhawm thiab daim ntawv thov sib txawv. Cov ntawv teev lus no yog cov khoom tsim tawm ntawm cov txheej txheem tsim khoom muaj zog uas ua raws li cov qauv thoob ntiaj teb ntawm IC ntau lawm. Txhua theem ntawm kev tsim khoom-los ntawm kev tsim mus rau kev xa tawm-ua tau raws li qhov tshwj xeeb tshaj plaws, ua kom cov ntawv teev lus no ua haujlwm tau zoo thiab muaj txiaj ntsig zoo rau ntau yam kev siv.

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Cov khoom sib txawv ntawm MIFARE DESFire Cards

MIFARE DESFire phaib muaj feem ntau ntawm cov yas-feem ntau yog PVC-tsim kom ruaj khov, yoog raws, thiab siv tau ntev. Txawm li cas los xij, raws li cov ntawv thov tshwj xeeb thiab cov neeg siv khoom xav tau, cov ntawv no kuj tseem tuaj yeem suav nrog PVC, PET, lossis ABS. Cov kev hloov no txhua tus tuav lawv cov khoom siv tshwj xeeb thiab yog li haum rau cov ntsiab lus tshwj xeeb. Qhov tseem ceeb, tag nrho cov ntaub ntawv daim npav DESFire raug xaiv zoo, ua kom zoo thiab sib xws.

Cov txiaj ntsig ntawm MIFARE DESFire Cards

MIFARE DESFire phaibnthuav tawm ntau yam txiaj ntsig uas suav nrog kev ruaj ntseg siab, kev tuav cov ntaub ntawv zoo, thiab kev siv dav dav. Lawv cov txheej txheem cryptographic qib siab xws li AES-128 encryption ua rau cov ntaub ntawv pauv kev nyab xeeb, thaum lub peev xwm los tswj ntau daim ntawv thov txhim kho lawv cov kev siv ntau yam. Kev ua haujlwm tau zoo dua qub, cov yam ntxwv tshiab xws li Rolling Keysets thiab Proximity Identification, thiab rov qab sib raug zoo ntxiv ua rau lawv rov hais dua.

Nta ntawm MIFARE DESFire Cards

DESFire phaib tau nruab nrog cov yam ntxwv uas rov txheeb xyuas cov ntawv siv thev naus laus zis sib thooj. Los ntawm kev sib txuas lus txuas ntxiv mus rau kev lag luam sai dua rau lawv cov kev txiav txim siab Rolling Keysets thiab Proximity Identification, cov ntawv teev lus no siv cov thev naus laus zis zoo tshaj plaws los xa tus nqi. Tsis tas li ntawd, DESFire EV2 muaj kev tswj xyuas qhov tseem ceeb, ua kom muaj kev ruaj ntseg sub-contracting rau peb tog yam tsis tas yuav muab daim npav Master Key.

Kev thov MIFARE DESFire Cards

MIFARE DESFire phaibnrhiav daim ntawv thov nyob rau hauv ntau yam sectors vim lawv versatility. Lawv qhov kev siv tau yog los ntawm kev thauj mus los rau pej xeem, kev tswj xyuas kev nyab xeeb, thiab kev tshwm sim daim pib mus rau kaw-voj e-payment systems thiab eGovernment daim ntawv thov. Lawv lub peev xwm los txhim kho kev ua haujlwm thiab txhim kho cov neeg siv kev paub hauv cov cheeb tsam no ua rau lawv yog cov cuab yeej tseem ceeb rau kev tsim kho tshiab niaj hnub no.

QC PASS ua ntej xa MIFARE DESFire Cards

Txhua daim npav MIFARE DESFire tau raug kuaj xyuas QC PASS ua ntej xa. Cov txheej txheem no ua kom txhua daim npav ua tau raws li cov txheej txheem tsim tau zoo raws li qhov pom, kev ua haujlwm, thiab kev ntseeg tau. Lub ntsiab lus tseem ceeb ntawm no yog los xyuas kom meej tias daim npav ua haujlwm rau cov neeg siv khoom tsis raug ntawm nws lub neej.

CXJSMART MIFARE DESFire Cards

CXJSMART MIFARE DESFire Cards txuas ntxiv cov lus cog tseg ntawm kev ua tau zoo, ntau yam, thiab kev ruaj ntseg uas MIFARE kev lig kev cai txhawb nqa. Nrog rau kev txhim kho ntawm kev sib txuas lus, kev nce qib hauv cov ntaub ntawv kev ruaj ntseg, thiab kev sib koom ua ke ntawm cov yam ntxwv tshiab xws li Rolling Keysets thiab Proximity Identification, cov ntawv teev lus no muaj kev daws teeb meem rau ntau yam kev siv thev naus laus zis sib thooj.

High-Quality MIFARE DESFire Cards

Kev ua tau zoo yog qhov tsis sib haum xeeb rau MIFARE DESFire phaib. Txhua daim npav, tsis hais nws qhov sib txawv, ua kom cov neeg siv khoom ruaj khov, ua haujlwm tsis zoo, thiab muaj kev ruaj ntseg zoo. Txawm hais tias nws yog daim npav cov khoom siv, tsim qauv, lossis kev ua haujlwm, kev cog lus rau qhov zoo tshaj plaws yog unwavering. Cov ntawv zoo no tau lees tias cov neeg siv tau txais kev pabcuam txhim khu kev qha txhua lub sijhawm. Hauv kev xaus, MIFARE DESFire daim npav, tshwj xeeb tshaj yog EV1 thiab EV2, tau hloov pauv li cas kev lag luam, tsoomfwv, thiab cov neeg siv khoom tau txais kev nyab xeeb cov ntaub ntawv pauv thiab kev tswj xyuas kev nkag. Los ntawm lawv cov yam ntxwv ntse, txhim kho kev ua tau zoo, thiab txhim kho kev ruaj ntseg, cov ntawv teev lus no muaj txiaj ntsig zoo rau cov neeg siv thoob plaws ntau yam haujlwm. Raws li cov chaw muab kev pabcuam ntawm cov cuab yeej siv no, peb ntawm CXJSMART tau cog lus tias yuav xa cov ntawv zoo MIFARE DESFire uas ua tau raws li peb cov neeg siv khoom xav tau ntau yam.


Post lub sij hawm: May-24-2024