![]() ![]() Sec 0 Block 3| Key A |Permissions | Key B Sec 0 Block 2| Mifare Application Directory | R/W Sec 0 Block 1| Mifare Application Directory | R/W Sec 0 Block 0| UID | Manufacturer Data | Read Only I am only demonstrating the first 2 Sectors, as Sector 1 layout is typically repeated right down to Sector 15 (Mifare 1K card): Sector Block | 16 Byte Data Field | Read/Write Technical Detailsīelow is a simplified depiction of the layout of a Mifare RFID card. These cards are relativity cheap and cost approximately £1(GBP) each. One of the most used RFID cards (13.56MHz), based on ISO14443 A/B standard and uses the proprietary crypto1 algorithm with 48bit keys. The organisations that tend to be vulnerable are early adopters of the technology, and in some cases departments that have a fixed limited security budget? ![]() RFID is our future, and unless implemented in a secure fashion – it to can be vulnerable to attack.īelow we will walk through a valid attack methodology, including hardware and software, that can be used to subvert some RFID Access Control Systems. Our previous posting on Access Control Part 1: Magstripes Revisited, demonstrated the use and subversion of magstripe technology. ![]()
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