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Code Issues Activity

NFC: Ultralight C App Key Management, Dictionary Attack (#4271)

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* Upstream Ultralight C dictionary attack (squashed)

* linter: formatting

* unit_tests: nfc: split nfc data to named var

* Fix mf_ultralight_poller_sync_read_card

* linter: suppressed warnings on TODOs

---------

Co-authored-by: hedger <hedger@users.noreply.github.com>
Co-authored-by: hedger <hedger@nanode.su>
This commit is contained in:
Nathan N
2025-09-29 13:05:06 -04:00
committed by GitHub
parent eea53491de
commit e7634d7563
25 changed files with 1094 additions and 165 deletions
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26
documentation/file_formats/NfcFileFormats.md
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@@ -36,7 +36,7 @@ Version differences:
ATQA: 00 44
SAK: 00
### Description
### Description
This file format is used to store the UID, SAK and ATQA of an ISO14443-3A device.
UID must be either 4 or 7 bytes long. ATQA is 2 bytes long. SAK is 1 byte long.
@@ -56,7 +56,7 @@ None, there are no versions yet.
Application data: 00 12 34 FF
Protocol info: 11 81 E1
### Description
### Description
This file format is used to store the UID, Application data and Protocol info of a ISO14443-3B device.
UID must be 4 bytes long. Application data is 4 bytes long. Protocol info is 3 bytes long.
@@ -80,7 +80,7 @@ None, there are no versions yet.
# ISO14443-4A specific data
ATS: 06 75 77 81 02 80
### Description
### Description
This file format is used to store the UID, SAK and ATQA of a ISO14443-4A device. It also stores the Answer to Select (ATS) data of the card.
ATS must be no less than 5 bytes long.
@@ -303,6 +303,26 @@ None, there are no versions yet.
This file contains a list of Mifare Classic keys. Each key is represented as a hex string. Lines starting with '#' are ignored as comments. Blank lines are ignored as well.
## Mifare Ultralight C Dictionary
### Example
# Hexadecimal-Reversed Sample Key
12E4143455F495649454D4B414542524
# Byte-Reversed Sample Key (!NACUOYFIEMKAERB)
214E4143554F594649454D4B41455242
# Sample Key (BREAKMEIFYOUCAN!)
425245414B4D454946594F5543414E21
# Semnox Key (IEMKAERB!NACUOY )
49454D4B41455242214E4143554F5900
# Modified Semnox Key (IEMKAERB!NACUOYF)
49454D4B41455242214E4143554F5946
...
### Description
This file contains a list of Mifare Ultralight C keys. Each key is represented as a hex string. Lines starting with '#' are ignored as comments. Blank lines are ignored as well.
## EMV resources
### Example