Ok , after getting a beer this afternoon with a friend, he suggested me a solution ( and BTW, this is the proof that getting some beer can resolve some issues !)

So what he said me is that there...

Hello,

I don't know what you exactly call an open source program for NFC... did you mean a midlet ? . There are a lot of "open-source" examples on the NFC Wiki.
Also if you want more open source...

Those three tags use the default NDEF keys I guess...

You can find them on internet.

If it doesn't work, you could consider use one of the recent and efficient attack tools to retrieve the keys...

OK, this is well what I thought, there is no way to secure the key needed to access a Mifare card.

So for my application, I decided to let everyone write in the Mifare card (with the NDEF default...

Hello,

I was thinking that it would really be wonderful if Nokia could give us a "Linux SDK" as new year present !
I am a linux addict, and I have to work with NFC, after trying several time to...

I don't really get how are we suppose to develop application, if each time that we want to test it on a real phone (because you know, many times the emulator behave differently than the real...

Hello,

I have exactly the same issue for my application.

Actually, If you want to read a card with a special key, at some point the phone needs to know that key. For me there are three options...

Hello,

I would like to do a project where a Mifare Classic Card authenticate with a distant webserver and then read some protected blocks. The phone would only be a kind of gateway between the...

Hello,

Sorry for digging this topic out of the forum ;-) ( more than two years ago ... ) , but actually I got exactly the same question for my app.
I need to read/Write to an external secure...