Stack Overflow
Stack Overflow

Questions tagged [mifare]

MIFARE is the well-known trademark (owned by NXP Semiconductors) of RFID and NFC chips used in cards, tags and mobile phones.

MIFARE is the well-known trademark (owned by NXP Semiconductors) of RFID and NFC chips used in cards, tags and mobile phones.

719 questions
-2
votes
0 answers

I haven't found any specific step-by-step guidance for Mifare Classic emulation

I am working on a project where I need to emulate a MIFARE Classic card on an NFC-supported Android device and subsequently read data from it using an NFC reader. Despite my efforts, I haven't found comprehensive step-by-step guidance on achieving…
john wick
  • 1
  • 1
-2
votes
1 answer

Write UID on mifare 1k (ISO14443A, mifare classic 1K cards)

I recently bought a 13.56 mhz magic card with a writable UID. The card has the following specs ; I would like to clone my old card into the new one. I tried with the MCT app, and it seemed to be working, but when I scanned the card again, the UID…
BruceWawe
  • 31
  • 7
-2
votes
2 answers

How to edit access bits conditon in read only sector - Mifare Classic Tag

I inserted in the tag some data but I was wrong in defining the access bits. To be more specific, the sector 3 now is a read only sector, is there a way to change them? I can't attach the image, [so here's the link][1] Thanks for help [1]:…
Gaetano Cassano
  • 1
  • 1
-2
votes
1 answer

What makes an RFID give "Access Granted" to a card?

I am interested in integrating the RFID1356MIFARE with the ESP32-EVB and using it as a card reader over UART. Basically reading UIDs, writing commands to UART serial and granting access or not based on what the reader output is. Initially I've…
Jorje12
  • 415
  • 1
  • 3
  • 14
-2
votes
2 answers

Another invert char array in C

That code will run on a payment device (POS). I have to use legacy C (not C# or C++) for that purpose. I am trying to prepare a simple Mifare card read/write software data. Below document is my reference and I am trying to achieve what is on page 9,…
Ertan Küçükoglu
  • 31
  • 11
-2
votes
1 answer

How can I write/define different IDs to Mifare Classic 1k cards so that I can read them with rdm6300 card reader

I'm using javaxsmartcardio at the moment but I don't know how this library works. I have an acr122u reader/writer and I only want to use it as writer so that I can write cards and read them on my RFID doorlock project with rdm6300 card reader. So…
Alihan Balcin
  • 3
  • 1
-2
votes
1 answer

storing image file to MiFare classic 4K

i'm writing NDEF data with a MIME type of text/plain to a MiFare classic 4k NFC tag , i also have to store a jpg (or any other possible format)in the NFC tag,i'm wondering how this could be done.
joghm
  • 569
  • 3
  • 20
-2
votes
1 answer

Using SAM modules for storing secure keys

As i understand SAM modules are kind of SMART Cards which connect to the MCU via ISO 7816 protocol. Is there any other application for them except storing secure keys? Can I used usual mobile sim-cards instead of SAM module to storing keys? As i…
Mahmoud Hosseinipour
  • 293
  • 3
  • 20
-3
votes
1 answer

Need to find unique id in the following smart cards: mifare , emv , calypso

I need to be able to read the unique id of the following card types: mifare , emv and calypso. i m able to read the ATR of those cards , but could not find the command for receiving the unique id Card card = terminal.connect("T=1"); CardChannel…
yaniv
  • 152
  • 5
  • 15
-3
votes
1 answer

Exception while writing to MifareUltralight

I get an exception while trying to write a MifareUltralight NFC tag on Android. The error shown in logcat is: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.view.View.setVisibility(int)' on a null object reference…
JOKEY
  • 21
  • 5
-3
votes
1 answer

Data reading and writing in a RFID chip through iphone application

I am trying to make an app Which can transfer some points to an RFID chip. RFID chip will store the data. Then an other iPhone with my app will receive the stored points wirelessly. Is it possible to write some data in some RFID chip like (Mifare…
YesAbhi
  • 5
  • 1
  • 6
-3
votes
1 answer

NFC tag information

I have a question, it is possible know the code source of explain th type of tag NFC that I read? If is a Mifare 1k or Ntag203 or another else? protected void onNewIntent(Intent intent){ String[] techList = tag.getTechList(); for(String…
Luca
  • 43
  • 1
  • 7
-5
votes
1 answer

Regarding DESFIRE EV1 8k smart card

I am using desfire ev1 8k smart card, here i am not able to read write operations through card. because of file structure, can any one help for this, i got struck here please. Thanks
Kumar Swamy
  • 11
  • 1
-5
votes
1 answer

Reading a NFC Mifare card raw data in android

I'm trying to read the content of a Mifare Ultralight card using the NFC contactless reader ACR122U Android SDK. I am able to get following hex values 01 03 A0 0C 44 03 15 D1 01 11 54 02 65 6E 33 34 But I am unable to get my actual data. Please…
AbdulRehman Daniyal
  • 9
  • 1
  • 1
1 2 3
…
47
48