Category: Technical
All posts related to technical discussions and research
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Cracking MIFARE Classic: Offline Nested Authentication Attack Explained
In my research on RFID protocols, I wrote a deep-dive doc breaking down one of the most effective attacks on MIFARE Classic cards: the offline nested authentication attack. This technique lets an attacker recover all sector keys on a card, starting with just a single known key. I like this attack a lot because it…