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Results tagged with nfc
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user 83483
NFC (Near-Field Communication) is a short-range wireless technology, typically requiring a distance of 4cm or less to initiate a connection between two endpoints.
3
votes
NFC and ISO 14443 : security?
ISO14443 is just a link protocol like Ethernet, as far as I know it does not provide any security by itself, it's up to the different vendors to implement their own on top of that.
- 12.9k
2
votes
Accepted
Mifare Plus X vulnerabilities
The Mifare Plus product line was specifically designed as a solution to the well known Mifare Classic vulnerabilities. As far as I know there are currently no published exploits against this new gener …
- 12.9k
3
votes
Best practices for loyalty cards (barcode & NFC)
NFC cards can authenticate the reader. Mifare Plus (and Classic as well, but they're broken) can implement ACLs on sectors so that a key must be presented in order to read/write a sector. … You can maintain two types of tokens, one for the NFC card and one for the phone. The NFC one would be static (user's ID) but protected by a nonce and MAC, while the phone's one is dynamic. …
- 12.9k
4
votes
Accepted
Approach to hack RFID Cards
Note that Android devices with NXP chips can directly crack Mifare Classic cards using NFC-War. …
- 12.9k