Radio Frequency identification

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37 views

What is the current state of RFID / NFC security?

I'm attempting to do some RFID and NFC cloning and replaying research, as I'm hoping to be able to demo physical security as an attack vector to a few of out clients and prospects. The downside (...
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91 views

What's the standard protocol for secure contactless communication

A contactless smartcard has to communicate with a reader in a secure way. The ICAO standard, for example, defines an encryption key (check BAC, EAC and PACE), so that the communication is not ...
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290 views

NXP NTAG 21x/Desfire password protection and Original signature, protects against cloning?

Hi i saw a few threads about NFC NTAG against cloning and NTAG Desfire , i just want to find out if NTAG 21x with their "New" password protection and "Original Signature against cloning" really does ...
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159 views

Code execution through JSP RFI?

I'm working on improving my understanding of RFI (Remote File Inclusion), especially in JSP apps. I've created a vulnerable application that imports a JSP page from another server to replicate the ...
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71 views

How secure is the “read-only” feature of a passive NFC tags?

I want to write some data in a NFC tag (probably mifare) then put a permanent lock to it, so it can be read-only. How secure is that ? As in, how am I certain that nobody every will be able to re-...
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14 views

Digital Signature on a Passive RFID tag with small-ish memory constraints

I'm pretty new to the crypto and security worlds and I'm looking for some guidance. Briefly, my project involves Widgets (physical items that need to be authenticated) and Gadgets (physical machines ...
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21 views

How to get all mifare UIDs of nearby tags?

Is there a way to list all nearby tags around reader using libnfc? By default reader communicates just with one card, but mifare classic has its anticollision protocol in case more cards answer reader'...
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154 views

How Mifare classic nested attack works?

I familiarised myself with all available docs on mifare nested attack available, yet I fail to see how predicting tag nonce can help cracking keys. When tag sends nonce (N_t), key stream ks1 is ...