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Apparently there do exist some cards that are protected, but all I've seen and all I've got access too are completely passive. They serve the exact same functio

by tjoff 8y ago

Apparently there do exist some cards that are protected, but all I've seen and all I've got access too are completely passive. They serve the exact same function as the magnetic stripe only from a greater distance.

gsich 8y ago
Mifare Plus here. Not completely passive I guess.