mifare Questions
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I have a a number of newbie NfcA questions. There seems to be little guidance on this in the docs and elsewhere on the web, so I hope no-one minds me stringing a few basic questions together here.....
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Is there an Open Source library for writing and reading data in C# from a smartcard using a smartcard reader? My smartcard model is mifare1k and my reader is ucr122u.
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There are lots of questions about Desfire EV1 cards here on Stackoverflow.
But if you search for some example data the only place where you will find a few bytes is in Ridrix Blog. But this is quit...
Proven asked 9/7, 2016 at 16:41
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I write a text to a Mifare Classic 1K tag using the NFC Tools app on my Android device (through the built-in NFC reader). This text is "moretto" (my last name).
Then, I'm trying to read this text ...
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[ Please only consider 1k classic cards in your answers. ]
I am hoping to gain a bit of industry knowledge in the realm of RFID. Specifically, with the MIFARE MAD (Mifare application directory). I ...
Maitilde asked 1/8, 2015 at 13:33
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I'm using an ACR 1255U-J1 as external reader connected through Bluetooth. The library I use to access the reader is acsbt-1.0.0preview7. I use the following commands to authenticate to sector 1 (bl...
Lashanda asked 5/5, 2016 at 16:52
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My app uses the foreground dispatch system to allow a user to tap their NFC tag in order to perform a read-then-write operation on the tag.
It works nicely if the user taps their tag properly (i.e...
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I am working on an app that scans just the UID of MIFARE Classic cards to facilitate attendance registration. I have got it working. However, every time I scan a card on my Galaxy S4, I get a toast...
Cothran asked 10/3, 2016 at 1:42
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I got reference from this link (Mifare Ultralight C Lock) to make all pages on a Mifare Ultralight tag read-only.
I can write a message on a Mifare Ultralight tag successfully on Android. Now I wa...
Rescript asked 10/12, 2015 at 10:6
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I'm trying to authenticate DESFire card with my android application. I use the example in this link to decypher the bytes I got from the card. For that, I ruled out padding in decryption (commented...
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How can I make authenticate and read data from a MIFARE Classic card that is formatted with the MIFARE Application Directory structure? I'm using Android.
Sextuplicate asked 25/9, 2015 at 8:34
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What I am trying to achieve is to send APDU command to MIFARE Classic 1K card to change its A and B keys.
I was able to establish a connection with the card and use a default key (FFFFFFFFFFFF) to...
Sneaking asked 18/9, 2015 at 19:3
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Why there is no search result about "JCOP" or terms like J2A040 and j3d081 in NXP website? I want to start Java Card developement and find Java Cards in market named
JCOP21-72
J2A040 NXP JAVA bas...
Polish asked 7/1, 2014 at 9:28
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I need to emulate a DESFire EV1 card on an Android device. However, I'm confused on how to use the Mifare SDK (lite or advanced) with the HCE.
Is that even possible? I need to start the project an...
Petrosal asked 9/4, 2015 at 7:59
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I have a MIFARE 1K tag. Some blocks can be written/read using authentication key A, while other block can be written using authentication key B.
Why? How can I change all blocks to be written/read,...
Knesset asked 20/1, 2015 at 16:44
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The procedure of Mifare Classic 1K is
Polling for tags
Authenticate those tags
If authentication succeded then read/write.
I already completed those procedures and also read and write data fro...
Buckshot asked 11/1, 2015 at 10:6
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I have a DESfire Ev1 version 1.3 card and I'm trying to select a file using ISO7816 apdu style.
I have one file, with aid A0 A1 A2 and I can select it using both native or wrapped mode:
Native:
...
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Mifare Classic is the most used cards and I can't understand why HCE (Host-based Card Emulation) only supports ISO 14443-4, but not Mifare Classic type.
Because NXP stops them from using their pro...
Franfranc asked 10/12, 2014 at 8:49
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I'm likely to be working on a project where existing Desfire cards (used to access paid services) will be replaced with an NFC-capable mobile device. Can anyone point me to any resources to help me...
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I'm attempting to lock a Mifare Ultralight C tag. I want to set NDEF pages 0x04 to 0x27 to read-only. I think this can be achieved via Ndef.makeReadonly().
Additionally, I would like to set pages ...
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I ordered a bunch of NFC tags from a Chinese supplier (I know, red flags) with the promise that they will serialize my tags as instructed so it will work w/ our software and avoid serial duplicates...
Nomothetic asked 15/9, 2014 at 3:18
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I want get the UID of the Mifare Ultralight NFC tag.
In Java I have this code:
TerminalFactory factory = TerminalFactory.getDefault();
List<CardTerminal> terminals = factory.terminals().list...
Bonsai asked 23/2, 2014 at 18:31
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We have a mifare card system and are looking into the possibility of using NFC chips in phones as mifare cards.
I have done a bit of research into NFC but the question that I cannot answer is do N...
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