Kuvandudza Chengetedzo uye Kugadziridza NeMakadhi Akakwirira-Asingabhadharwi Akachenjera
May 27, 2026
Siya meseji
Nei Blank Smart Kadhi Kutenga Kwawedzera Kunetsa
Muna 2024, vaongorori vezvekuchengetedza paQuarkslab vakaburitsa hardware yekumashure mumamirioni emakadhi eRFID ekuwana anotengeswa se "MIFARE Classic inoenderana." Mahotera, mahofisi emakambani, uye dzimba dzekugara mumakondinendi matatu vakaona kuti makadhi asina chinhu akavharwa mumakiyi emasuo anogona kugadzirwa mumaminitsi, kwete nekuti makadhi acho aive emanyepo, asi nekuti iyo silicon chaiyo mukati yaibva kune mumwe mugadziri akasiyana nezvaitaurwa nebepa.SecurityWeek).
Kuburitswa ikoko kwakachinja nhaurirano yekutenga zvinhu. Musika wepasi rose smart kadhi IC musika uri kukura kusvika pa8% pagore uye unofungidzirwa kusvika pamadhora mazana mana nemakumi mana nemashanu emadhora panosvika 2030 (GlobeNewsWire), ichitungamirwa nekusabatika kwekuwana, kufambisa, uye kubhadhara mari. Asi kukura kunorevawo vatengesi vakawanda, mamwe machipisi akasiyana, uye nemikana yakawanda yekusawirirana pakati pezvawakaraira uye izvo chaizvo zvinotakura. Kadhi rakangwara risina chinhu rine chip rinosvika rakafanana zvisinei nekuti rine silicon chaiyo yeNXP kana imwe-inotsiva bato. Musiyano unongoonekwa chete kana kadhi rikakundikana mumunda kana kuumbwa pakuongororwa kwekuchengetedza.
Gwaro iri rinobata sarudzo dzinoona kana kadhi risina kuvharwa richibudirira kana kutadza: kusarudzwa kwechip, chengetedzo, zvinodikanwa zvekugadzirisa, zvikanganiso zvekutenga zvakajairwa, uye zvekuongorora usati wasaina kontrakiti yevatengesi.
Kufananidza Chip Type kune Yako Chaiyo System Inodiwa
Kusarudzwa kweChip ndiko uko mapurojekiti mazhinji emakadhi akangwara anovharira kubudirira-kwenguva refu kana kuti anozvigadzirira chinyararire kuti azoodhazve-mwedzi mitanhatu gare gare. Tafura iri pazasi inomepu mhuri dzinowanzo wanikwa chip kune zviyero izvo zvinotungamira sarudzo yekutenga.
|
Chip Mhuri |
Frequency / Standard | Typical Application | Chengetedzo Level | Key Limitation |
|---|---|---|---|---|
| MIFARE Classic 1K/4K | 13.56 MHz / ISO 14443-A | Basic door access, makadhi ekuvimbika | Yakaderera (Crypto-1, yakaputsika) | Zvinozivikanwa vulnerabilities; cloneable |
| MIFARE DESFire EV2/EV3 | 13.56 MHz / ISO 14443-A | Chengetedza kupinda kutonga, kufambisa, kubhadhara | Pamusoro (AES-128, EAL5+) | Mutengo wepamusoro weyuniti |
| MIFARE Plus | 13.56 MHz / ISO 14443-A | Simudzira nzira kubva kuClass system | Pakati-pamusoro (SL3 mode) | Inoda kuverenga firmware update yeSL3 |
| NTAG 213/215/216 | 13.56 MHz / ISO 14443-A | NFC nhare yekudyidzana, asset tagging | Low–Medium | Kuyeuka zvishoma; kwete yekutonga kwekuwana |
| SLE4442/SLE4428 | Bata / ISO 7816 | Akachengetwa-makadhi akoshi, masisitimu enhaka ID | Pakati (PIN{0}}yakachengetedzwa) | Bata-chete; hapana contactless kugona |
| T5577 | 125 kHz (LF) | Legacy padyo kuwana, cloning | Very Low | Hapana encryption; zvakadhindwa zvishoma |
Dhonza nhamba yemuenzaniso kubva kuvaverengi vako vakaiswa usati wahodha chero MIFARE makadhi asina chinhu emasuo ekupinda masisitimu. Kana musanganisi wako asingakwanisi kusimbisa tsigiro yeprotocol mukati meawa 48, tora iyo sengozi yekuenderana, kwete kukanganisa. Nzvimbo inomhanyisa vaverengi venhaka kazhinji haigone kushandisa makadhi eDESFire pasina shanduko yepakati kana kutsiva Hardware, uye kuwana izvi mushure mekutakura makadhi zviuru zviviri idambudziko shanu{5}.
Kana uri kutsvagamakadhi eNFC asina chinhu akawandapakushandiswa kutsva, frequency neprotocol verification-hazvitaurike. Asi hechino chikamu chikuru chip madhairekitori ekusarudza anosiya kunze: kunyangwe mukati meiyo yakafanana frequency bhendi, ISO 14443-A (MIFARE, NTAG) uye ISO 15693 (ICODE) inoshandisa akasiyana maprotocol. Muverengi akagadzirirwa imwe haazooni imwe. Iyo chete nzira yakavimbika yekusimbisa kuenderana ndeyeyedza chaiwo makadhi emuenzaniso uchipokana neako chaiwo akaiswa vaverengi, kwete kuenzanisa madheti. Syntek ngarava dzemuenzaniso mabhechi mune chaiyo chip musiyano waunotsanangura; maonairipo blank smart card zvigadzirisousati wazvipira kuwedzera.
Kana uchitsvaga makadhi eNFC asina chinhu akawanda kuti ashandiswe patsva, frequency neprotocol verification-hazvitaurike. Asi hechino chikamu chikuru chip madhairekitori ekusarudza anosiya kunze: kunyangwe mukati meiyo yakafanana frequency bhendi, ISO 14443-A (MIFARE, NTAG) uye ISO 15693 (ICODE) inoshandisa akasiyana maprotocol. Muverengi akagadzirirwa imwe haazooni imwe. Iyo chete nzira yakavimbika yekusimbisa kuenderana ndeyeyedza chaiwo makadhi emuenzaniso uchipokana neako chaiwo akaiswa vaverengi, kwete kuenzanisa madheti. Syntek ngarava dzemuenzaniso mabhechi mune chaiyo chip musiyano waunotsanangura; ona iripo blank smart card masisitimu usati wazvipira kuvhoriyamu.
Chengetedzo Tiers: Njodzi Yaunogamuchira neChese Chip Sarudzo
Heino chinzvimbo vazhinji vasina makadhi vatengesi havataure zvakajeka:MIFARE Classichaisisiri sarudzo inodzivirirwa kune chero application uko kadhi cloning inomiririra njodzi ine musoro.Izvi zvinosanganisira kupinda kwemusuwo wekambani, makiyi emuhotera, masisitimu ekupaka, uye chaizvo nyaya dzese dzekushandisa apo kadhi rakadhindwa rinopa kupinda mumuviri.
Iyi haisi nyaya yekufungidzira. Muna 2024, vatsvakurudzi vezvekuchengetedzwa kweQuarslab vakafumura backdoor muFM11RF08S chips, chiChinese{4}}chakagadzirwa chakasiyana chinotengeswa se "MIFARE Classic inoenderana." Iyo yekuseri inobvumira yakazara kadhi cloning mumaminitsi, pasina chero hunyanzvi hwekushandisa kupfuura muverengi anowanikwa mune zvekutengesa (SecurityWeek). Mahotera ari muUnited States, Europe, neIndia akawanikwa ari kushandisa machipisi aya tisingazive kuti makadhi awo anga asiri echokwadi NXP-akagadzirwa MIFARE Classic ICs. Zvikwata zvekutenga zvakaisa iwo maodha akaongorora mutengo uye kuenderana kwakataurwa, asi kwete iyo chaiyo silicon mukati mekadhi.
Kare basa redzidzo kubva kuUniversity College London rakanga ratoratidza kuti makadhi eMIFARE Classic echokwadi anogona kugadzirwa nepedyo chete, pasina mukana wekuverenga unodiwa, pachishandiswa zvainzi nevaongorori "kadhi{0}}kurwisa chete" (UCL Discovery). Zvakawanikwa zveQuarkslab zvakasimbisa kuti dambudziko harina kungoenderera mberi asi rakawedzera kuburikidza nekutsiviwa kweketani.
Nzira yekusimudzira yemasangano achiri kushandisa Classic{0}based blank contactless smart cards inoenderana neinvestimenti yezvivakwa:
Scenario A - Reader hardware inotsigira MIFARE Plus.Chinja kumakadhi eMIFARE Plus uye gadzirisa zviverengi zveSecurity Level 3 (SL3) mode, iyo inovhura AES-128 encryption. Iyi ndiyo nzira yakaderera-yekufamba inodhura nekuti inoshandisazve vaverengi varipo, asi inoda kuvandudzwa kwefirmware uye kunyoreswa patsva kwemakadhi ese.
Scenario B - Vaverengi kuguma-kwe-kweupenyu kana kuti Classic-chete.Bhajeti yekutsiva muverengi akazara uye famba wakananga kuMIFARE DESFire EV3. Mutengo we{{1}pakadhi wega wega wakakwirisa, asi chitupa cheDESFire's EAL5+ uye manyorerwo anochinjika zvinoderedza zvakanyanya mukana wekumwe kumanikidzwa kutama zvichienzaniswa neClass{3}}based infrastructure.
Scenario C - Yakaderera-chengetedzo, isiri{2}}yakakosha kushandiswa(makadhi ekuvimbika kwekafeteri, mabheji evashanyi). Yechinyakare kana NTAG inoramba ichigamuchirwa, asi chete kana kadhi richipa pasina kodzero yekuwana yemuviri chero ipi zvayo. Kana nzvimbo yevaenzi yako ichigovera zvivakwa zvakafanana zvemusuwo senzvimbo dzevashandi, kunyangwe muchidimbu, kusarudzika uku hakushande, uye iwe unofanirwa kuongorora Mamiriro A kana B.
Mukaha uripo pakati peScenario A neB ndipo panomira mabhajeti mazhinji ekutenga zvinhu. Musiyano wemutengo uri pakati pePlus SL3 kutama uye kuburitswa kwakazara kweDESFire kunoenderana nekusiyana kwakanangana nekuisa kwako: matemi erendi evaverengi asara, nhamba yeIT yekunyoresazve-, uye kana timu yako yekuchengetedza ine mvumo yebhajeti yakananga. Asi sarudzo yesarudzo yakajeka. Kana vaverengi vako vakaiswa gore ra2019 risati rasvika uye uine chero zvinodiwa kana inishuwarenzi inosungirirwa pakutonga, mutengo wekugara paClass watokwira pane kutama. Vazhinji vaverengi vakatumirwa 2019 isati yatumirwa pasina tsigiro ye firmware ye MIFARE Plus Security Level 3, zvinoreva kuti Yechinyakare-ku{10}}Kuwedzera kutama haisi sarudzo uye kutsiva muverengi akazara inova iyo yega nzira yekuvandudza.
Kubva Kadhi Muviri kuenda kune Encoded Badge: Kuwana Customization Right
A blank smart card inongova hafu yechigadzirwa. Imwe hafu ndiyo inoitika kana yasvika: kudhinda, encoding, laminating, uye kubudisa. Madimikira ekutenga anoregeredza chikamu chechipiri ichi anogadzira matambudziko anongoitika panguva yekugadzira.
Kadhi muviri zvinhu uye kuenderana kweprinta ndiyo inonyanya kuzivikanwa sosi yekutadza kugadzirisa. Iyo mepu haina intuitive, uye kuitora zvisizvo kurasa makadhi uye kudhinda maribhoni:
| Kadhi Material | Inoenderana Printer Type | Common Mismatch |
|---|---|---|
| PVC (yakajairwa) | Yakananga-ku-kadhi kutamisa thermal, dhayi-sublimation | Hapana (mazhinji maprinta edesktop) |
| PET-G | Tumira maprinta chete | Kudyiswa kuburikidza-ku-kadhi printer → smeared output |
| Polycarbonate (PC) | Retransfer kana laser engraving | Thermal transfer → adhesion kutadza mukati memavhiki |
Kurapa kwepamusoro kwakakosha zvakaenzana kuneblank smart chip makadhi ekudhinda ID. Makadhi anotumirwa asina kuvharwa, jira rakatetepa rinogamuchira inki uye rinodzivirira mufananidzo wakadhindwa, rinobudisa madhindindi anoputika mukati memavhiki uye anosvuuka mukati memwedzi. Kana yako yekutenga spec isingataure zvakajeka "inodhinda nzvimbo ine inodzivirira yakavharika," usafunge kuti inosanganisirwa. Kudhinda-kubuda ropa kwakazara pamusoro penzvimbo yekubata chip kana antenna coil nzvimbo inoda kudhinda musoro kudzvanywa; kusarongeka kudiki kwepamusoro pamusoro pezvinhu zvakadzimirirwa zvinokonzeresa bhandi kana inki voids kana isina kugadziriswa.
Offset{{0}akadhindwa asina smart ID makadhi evashandi anoda mamwe mazuva 10-15 ekushanda kupfuura nguva yewhite stock lead, zvichienderana nekuoma kwekugadzira. Iri idanho rakasiyana rekugadzira kubva pa-saiti personalization: fekitori inoshandisa artwork yekumashure kuburikidza neoffset printing isati yaiswa chip, izvo zvinoda kubatanidza mugadziri wemakadhi.OEM / ODM kugadzirisa masevhisikuenzanisa kunyoreswa kwe artwork ne chip uye antenna kuiswa.
Encoding, nhanho inonyorerwa magwaro ekuwana kana kadhi data kune chip, ndiyo yekupedzisira nhanho yemunhu. Mazhinji emakambani anotumirwa anobata encoding pa-saiti vachishandisa zviverengi zvepadesktop zvakabatanidzwa nesoftware yavo yekuzvizivisa. Simbisa kuti encoder yako inotsigira iyo chaiyo chip musiyano uye yekutaurirana protocol isati yatumirwa kadhi reodha. Muchiitiko chedu, kuwana kusapindirana panguva yekunyoresa kunowanzoreva mavhiki matatu kusvika matanhatu ekunonoka uku makadhi ekutsiva achitorwa, kuongororwa, uye kutumirwazve-kutumirwa. Kune hotera, zvinoreva kuti dhesiki repamberi harigone kuburitsa makiyi ekamuri panguva yemwaka wepamusoro.
Zvikanganiso Zvishanu zvekutenga Zvinodhura Kupfuura Makadhi Pachavo
Frequency mismatch ndiyo yakajairika uye inodzivirirwa kukundikana. Low Frequency (125 kHz) uye High Frequency (13.56 MHz) makadhi akafanana panyama.: zviyero zvakafanana, kutaridzika kwePVC chena, huremu hwakafanana. Izvo zvakare hazvienderane zvizere neprotocol-. Nzvimbo inoshanda 125 kHz vaverengi uye maodha 13.56 MHz isina makadhi eRFID ekutonga kwekuwana ichaona dambudziko chete kana makadhi akatadza kuongorora. Icho chikonzero chinowanzo ifomu rekutenga rinotsanangura "RFID makadhi ekuwana" pasina kutaura frequency, uye mutengesi anotumira yavo inonyanya kufarirwa SKU. Nguva dzose tsanangura iyo chaiyo frequency uye protocol.
Protocol mismatch mukati meiyo yakafanana frequency bhendi iri subtler.ISO 14443-A (MIFARE, NTAG) uye ISO 15693 (ICODE, Tag-it) ose anoshanda pa13.56 MHz asi anoshandisa-kudhumhana uye nzira dzekutaura dzakasiyana. Muverengi akagadzirirwa 14443-A haaone 15693 kadhi. Musiyano uyu unowanzo kubata zvikwata zvekutenga zvinhu zvichitsvaga makadhi eNFC asina chinhu muhuwandu hwemapurojekiti ekushandisa akasanganiswa.
Kusvetuka bvunzo bvunzo isati yawanda maodha inoshandura njodzi yese kumutengi.Kudzidzira kweindasitiri mukati meRFID kadhi kugadzira hakuna kujeka: kana chip mhando yasimbiswa uye kugadzirwa kwatanga, zvikanganiso zvekusarudza ibasa remutengi. Vagadziri vane mukurumbira vanopa mabheti emuenzaniso chaizvo nekuda kweichi chikonzero. Kana mutengesi akaodza mwoyo kana kubhadharisa zvakanyanyisa masampuli, zvibate semureza mutsvuku. Usati wazvipira kuwedzera inzwi,kumbira 10-20 kadhi remuenzaniso batchuye edza kadhi rega rega uchipesana nevaverengi vako vakaiswa uye encoding software.
Kuregeredza kupera kwekadhi kwepamusoro kunotungamira mukukundikana kwemhando yekudhinda.Makadhi asina kuvharika anoburitsa madhindiki asina kuvimbika. Kukanganisa uku kunonyanya kuitika kana uchitsvaga makadhi asingabatike asina smart makadhi kubva kune vamiriri vanokwirisa mutengo weyuniti pane kudzika pasi usability.
Kutsvaga kubva kune vanomiririra pasina kuoneka kwefekitori ndiko kukanganisa kwakanyanya kudhura, uye kwakaoma kuona.Kana kambani yekutengesa ikagara pakati pako nemugadziri chaiye, unorasikirwa nekuonekwa mukutsvagisa chip. Kusagadzikana kwekadhi rehotera yeQuarkslab kwakanangana neiyo opacity yekugovera: zvikwata zvekutenga zvakaraira "MIFARE Classic" uye vakagashira silicon yeFM11RF08S kubva kune mumwe mugadziri, ine hardware yekuseri kwedoor ivo vaive vasina nzira yekuona kuburikidza nekutarisa kwekuona kana kwekutanga kushanda. Iyi haisi ngozi yekufungidzira. Ndicho chikonzero chakanyorwa cheiyo yakakura kwazvo RFID yekuwana kadhi yekuchengetedza chiitiko mumakore achangopfuura.
Kuongorora Blank Smart Card Supplier: Izvo Quote Sheet Isingaratidzi
Yese RFID kadhi kadhi quote inonyora mutengo weyuniti, chip mhando, uye nguva yekutungamira. Hapana imwe yadzo inonyora chip-level verification, lamination bond simba rekuyedza, kana kuti chii chinoitika kana yako yekutanga kugadzira ikatadza kuenderana. Izvo zvisingaonekwe mutsara zvinhu ndizvo zvinoparadzanisa mugadziri kubva kune mutengesi, uye chii chinotarisisa kana makadhi ako asina chinhu akangwara ane MIFARE machipisi ane chaizvo iyo NXP silicon yawakatsanangura.
Mibvunzo mishoma inoburitsa mutsauko: Mutengesi anoshandisa ega chip embedding nelamination equipment, kana kugadzirwa kwekunze kune vechitatu vasina kudomwa mazita? Vanokwanisa here kupa chip-level test report yebatch yega yega, inoratidza iyo chaiyo IC mugadziri uye kufa revision, kwete "MIFARE Classic inowirirana" chete? Ivo vanopa encoded emuenzaniso makadhi ekuyedzwa kwekushanda uchipokana nevaverengi vako, kana chete asina chinhu masampuli ekuona?
PaSyntek, isu takavaka yedu yekuongorora maitiro pane chaiyo yekutadza modhi yakatsanangurwa pamusoro. Boka rinogamuchira vaenzi muSoutheast Asia pavakauya kwatiri mushure mekuwana makadhi avo aive neFM11RF08 anofa kunyangwe akaiswa invoice seMIFARE Classic, takamhanya{3}}chikamu cheIC chiziviso pane yaiuya, takasimbisa FM11RF08 kutsiva mukati memaawa 48 ekutanga bvunzo kadhi odha, ndokutsiva ESFV3 kadhi rakazara{7} ndokutsiva DEV3 kadhi rakazara{7} mukati memavhiki maviri. Mutengesi wavo wekare aive kambani yekutengesa isina kuoneka mukati meiyo chip yekugadzira layer. Kugadzirwa kwedu{11}mumba, kusanganisira CNC lamination, high{12}}encoding, uye 100% automated IC verification pane imwe 4,500 m² nzvimbo, iripo kuitira kuti patinotumira makadhi asina chinhu akanyorwa DESFire EV3, silinoni iri mukati inoenderana nelebel. Takagadzira makadhi eRFID kubvira 2006, uye chikonzero chakaita kuti tiise mari muchikamu{19}}level QC ndechekuti taona zvinoitika kana isipo. Ongorora zvizereblank chip card product linekuona magadzirirwo aripo ne chip mhuri uye fomu factor.
ISO 9001 certification ndiyo yekutanga, kwete mutsauko; mafekitari mazhinji anoibata. Chiratidzo chinonyanya kukosha ndechekuti mutengesi anogona kugadzira chip-level test report inoratidza mugadziri weIC uye kudzokorora kufa kwebatch yega yega yekugadzira. Pamusoro pazvo, tarisa chido chekupa mukana wekuongorora fekitori, yakadhindwa MOQ flexibility, uye nguva dzekutungamira dzakanyorwa kune zvese zviri chena stock stock uye tsika-akadhindwa makadhi. Syntek inogashira maodha emuenzaniso zvakaderera sezvimedu zana nemazuva matatu-5 kutendeuka, uye mutengo wemuenzaniso unoratidzwa uchipokana neodha yekutanga yakawanda.
Mibvunzo Inowanzo bvunzwa
Mubvunzo: Ndeupi musiyano uripo pakati peMIFARE Classic neMIFARE DESFire yemakadhi asina chinhu akangwara?
A: MIFARE Classic inovimba neCrypto-1 encryption, iyo yakaputsika pachena uye iri panjodzi yekubatanidzwa. MIFARE DESFire inoshandisa AES-128 ine EAL5+ chitupa. Kuti uwane kuenzanisa kwakazara kwekuchengetedza uye matatu chaiwo ekusimudzira mamiriro, ona Chengetedzo Tiers chikamu pamusoro.
Mubvunzo: Ndinosimbisa sei kuti ndeipi chip frequency yangu yekuwana yekudzora system inoda?
A: Tarisa uone nhamba yemodhi yemuverengi wako uye simbisa nzira inotsigirwa nesystem yako yekubatanidza. 125 kHz uye makadhi 13.56 MHz anotaridzika akafanana asi haaenderani. Kumbira bhechi remuenzaniso pamberi pehodha yakawanda.
Mubvunzo: Ko makadhi asina chinhu akangwara anogona kugadziridzwa nemalogo uye data revashandi?
A: Hongu. Makadhi asina chinhu akagadzirirwa pa-saiti yemunhu: kudhinda kuburikidza nekushisa kana kutamisazve maprinta, encoding kuburikidza nedesktop reader. Ita shuwa kuti makadhi ako anosanganisira akaturikidzana layer kuitira kudhinda kusimba. The material -tafura inoenderana neprinter iri pamusoro inoratidza kuti kadhi ripi rinoshanda nerudzi rweprinta.
Q: Ndeipi yakajairika yehushoma odha huwandu kubva kumugadziri?
A: Fekitari-vagadziri vakananga vanowanzotangira pa200–500 zvidimbu zvemaodha ekugadzira. Nekudaro, chaiyo MOQs zvinoenderana nemhando yechip uye pamusoro pekurapa zvinodiwa. Kadhi reDESFire EV3 rine offset-yakadhindwa mifananidzo ine hushoma hwakasiyana pane kadhi chena chena NTAG215.Kumbira mutengokune yako chaiyo configuration.
Q: Ko MIFARE Classic makadhi achiri kutenderwa kuwana musuwo?
A: Nekuchengetedza-nzvimbo dzakakosha, kwete. Kusagadzikana kwakanyorwa pachena, kusanganisira hardware backdoors mune anoshandiswa zvakanyanya chip akasiyana, ita Classic{2}}based cards anovharika mukati memaminitsi. Funga nezve MIFARE Plus (SL3) kana DESFire EV3 sechinotsiva.
Wakagadzirira kuona kuti ndeipi chip gadziriso inokodzera system yako usati waita vhoriyamu?Kumbira muenzaniso wemaharauye edza uchipikisa vaverengi vako vakaiswa.
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