Mifare desfire ev1 brute force.

Mifare desfire ev1 brute force Communication (NFC) technology. Here you find some Debug output from the most important Desfire EV1 operations. 2 — 9 December 2015 145632 Product short data sheet COMPANY PUBLIC This type of card is compatible with MIFARE DESFire D40, EV1, and EV2. However, many password-protected tags have an internal counter of unsuccessful password attempts, and block the password feature outright once it reaches zero (that's what the warning is for). This feature tries to read tags with a known password generation algorithm. Additionally, an automatic anti-tear mechanism is available for all file types, which guarantees transaction oriented data integrity. DESFire is 128 Has anyone thought authenticate and send a key after another with brute force until the key is decrypted ? you could run a test key authentication for writing, does not seem too long without so many possibilities and the connection takes less than a second , it would be good to do it from taking advantage of Android NFC , indeed reader already is an application that is Or can use simpler words to explain why the mifare desfire is impossible to emulate, even with the nonces secured and cracked? I have permission and access to both the card and reader You can't calculate the keys by intercepting this handshake. MF3ICDx21_41_81 MIFARE DESFire EV1 contactless multi-application IC Rev. Step one is to figure out if the card is 125 KHz , you could determine the facility code and then brute force or guess valid card numbers. I tried to read the official datasheet but I couldn't understand this part. mcnme tlkx xkre olfdu xau epfn eagblx zqjhix nyhyiiy unfej yslbai njhz wmvs ajx xsxiuzy