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Hacking RFID Billing Schemes for Fun and Free Rides - Marcio Almeida Macedo - Ekoparty Security Conference - 2014
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- 1 Intro
- 2 DISCLAIMERS !!
- 3 RFID Billing Schemes
- 4 Mifare Classic Cards
- 5 A tiny history and some facts...
- 6 Security Features of Mifare Classic
- 7 Mifare Classic Structure
- 8 Partial Reverse Enginnering . In 2007 Karsten Noh and Henryk Plötz released at CCC the partial reverse engineering cipher initialization of CRYPTO-1 by hardware analysis
- 9 Weaknesses discovered
- 10 Full Disclosure of CRYPTO-1
- 11 Output Example Proxmark3
- 12 CRYPTO1 Cipher Cryptol Cipher
- 13 Proxmark3 + Active Sniffing
- 14 Card-only Attacks
- 15 Nested Attack
- 16 Curtouis Dark-Side Attack
- 17 Attack Steps
- 18 Proof of Concept
- 19 Running MFOC First Time
- 20 Running MFCUK
- 21 Running MFOC Second Time
- 22 Creating a Clone
- 23 Attack Cost
- 24 Analyzing PuntoBIP! Application
- 25 Problems Identified only analyzing PuntoBIP.akp
- 26 Countermeasures Against
- 27 "Decrement-counter" workaround
- 28 Conclusions
