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Problems finding keys

Open peterfroehlich opened this issue 1 year ago • 5 comments

I have trouble finding the keys for a hotel mfc1k card.

I used the Detect Reader method with little success so I tried the log method:

3095293 [D][MfClassic] e0858434 keyA block 3 nt/nr/ar: 0d0e3f7e c8e2ef8a a60f5948 3095303 [D][MfClassic] e0858434 keyA block 63 nt/nr/ar: 260abab3 563578ca f824b034 3095313 [D][MfClassic] e0858434 keyA block 63 nt/nr/ar: 0d42df2a 2eb08d20 56dacb58 3095324 [D][MfClassic] e0858434 keyA block 59 nt/nr/ar: 5a8045d6 7c3a9d4d 03c2ff31 3095334 [D][MfClassic] e0858434 keyA block 59 nt/nr/ar: 13ad9d34 4b6c8267 2c088dfe 3095345 [D][MfClassic] e0858434 keyA block 55 nt/nr/ar: 18af45f6 ff3e86bb df5d20f0 3095355 [D][MfClassic] e0858434 keyA block 55 nt/nr/ar: a0be2901 b52e43de 7b9d5038 3095365 [D][MfClassic] e0858434 keyA block 51 nt/nr/ar: f5f62110 1e353ff4 33f369c5 3095376 [D][MfClassic] e0858434 keyA block 51 nt/nr/ar: ec21a54e e97256d4 dc7f471e 3095387 [D][MfClassic] e0858434 keyA block 47 nt/nr/ar: e1fe7223 35aa0d4f ca7fa36e 3095397 [D][MfClassic] e0858434 keyA block 47 nt/nr/ar: b953bded 4a50ef23 607dd9f1 3095407 [D][MfClassic] e0858434 keyA block 43 nt/nr/ar: 1071fe7a c2fca009 7bbc271f 3095418 [D][MfClassic] e0858434 keyA block 43 nt/nr/ar: 00a00033 ae2e9609 80bf9122 3095428 [D][MfClassic] e0858434 keyA block 39 nt/nr/ar: c3e525a5 05a8e9d2 0d70e2bf 3095439 [D][MfClassic] e0858434 keyA block 39 nt/nr/ar: a201f393 8bd841d5 e20bf51b 3095449 [D][MfClassic] e0858434 keyA block 35 nt/nr/ar: c7aed8ff 29c6cdc9 d2c2c8fe 3095459 [D][MfClassic] e0858434 keyA block 35 nt/nr/ar: 447c3f1d 5ec88ccd 14bec958 3095470 [D][MfClassic] e0858434 keyA block 31 nt/nr/ar: 9319099e 0fccdcfa f20b61e4 3095481 [D][MfClassic] e0858434 keyA block 31 nt/nr/ar: 0678c7d8 e496ca10 a4ec3cb0 3095491 [D][MfClassic] e0858434 keyA block 27 nt/nr/ar: 59546693 c89683d5 a38fa69e 3095501 [D][MfClassic] e0858434 keyA block 27 nt/nr/ar: 5cbc22fb e0571666 a48bc973 3095512 [D][MfClassic] e0858434 keyA block 23 nt/nr/ar: 82f72e49 f08cff59 19d221b5 3095522 [D][MfClassic] e0858434 keyA block 23 nt/nr/ar: 76bc065b e7c9fbec 232c227d 3095533 [D][MfClassic] e0858434 keyA block 19 nt/nr/ar: dea19c52 90d0f535 b06ecb2c 3095543 [D][MfClassic] e0858434 keyA block 19 nt/nr/ar: 2d6bdac5 f1f25764 2de619d1 3095554 [D][MfClassic] e0858434 keyA block 15 nt/nr/ar: 0c7c6ef5 4a4ec52a 4a73fa4f 3095565 [D][MfClassic] e0858434 keyA block 15 nt/nr/ar: 6e7a6b3a f0f10eae 1f3ae8f3 3095576 [D][MfClassic] e0858434 keyA block 11 nt/nr/ar: c78fb093 c89256c7 b05baa36 3095586 [D][MfClassic] e0858434 keyA block 11 nt/nr/ar: f8b81e9e 2feb5c35 d0c58b7a 3095596 [D][MfClassic] e0858434 keyA block 7 nt/nr/ar: b7d1613b 6b48ca94 a3fe4bc3 3095607 [D][MfClassic] e0858434 keyA block 7 nt/nr/ar: 9f0ff73f 29c7d025 7bef2735

Side note, I tried multiple times, block 3 only every reported one line.

Converted the output to mfkey32 cmds:

./mfkey32v2 e0858434 260abab3 563578ca f824b034 0d42df2a 2eb08d20 56dacb58 ./mfkey32v2 e0858434 5a8045d6 7c3a9d4d 03c2ff31 13ad9d34 4b6c8267 2c088dfe ./mfkey32v2 e0858434 18af45f6 ff3e86bb df5d20f0 a0be2901 b52e43de 7b9d5038 ./mfkey32v2 e0858434 f5f62110 1e353ff4 33f369c5 ec21a54e e97256d4 dc7f471e ./mfkey32v2 e0858434 e1fe7223 35aa0d4f ca7fa36e b953bded 4a50ef23 607dd9f1 ./mfkey32v2 e0858434 1071fe7a c2fca009 7bbc271f 00a00033 ae2e9609 80bf9122 ./mfkey32v2 e0858434 c3e525a5 05a8e9d2 0d70e2bf a201f393 8bd841d5 e20bf51b ./mfkey32v2 e0858434 c7aed8ff 29c6cdc9 d2c2c8fe 447c3f1d 5ec88ccd 14bec958 ./mfkey32v2 e0858434 9319099e 0fccdcfa f20b61e4 0678c7d8 e496ca10 a4ec3cb0 ./mfkey32v2 e0858434 59546693 c89683d5 a38fa69e 5cbc22fb e0571666 a48bc973 ./mfkey32v2 e0858434 82f72e49 f08cff59 19d221b5 76bc065b e7c9fbec 232c227d ./mfkey32v2 e0858434 dea19c52 90d0f535 b06ecb2c 2d6bdac5 f1f25764 2de619d1 ./mfkey32v2 e0858434 0c7c6ef5 4a4ec52a 4a73fa4f 6e7a6b3a f0f10eae 1f3ae8f3 ./mfkey32v2 e0858434 c78fb093 c89256c7 b05baa36 f8b81e9e 2feb5c35 d0c58b7a ./mfkey32v2 e0858434 b7d1613b 6b48ca94 a3fe4bc3 9f0ff73f 29c7d025 7bef2735

But. none the cmds produce a key:

./mfkey32v2 e0858434 b7d1613b 6b48ca94 a3fe4bc3 9f0ff73f 29c7d025 7bef2735
MfKey32v2 open source Mifare Classic key-recovery tool
Cracks keys by two 32bit keystream authenticationsRecovering key for:
    uid: e0858434
   nt_0: b7d1613b
 {nr_0}: 6b48ca94
 {ar_0}: a3fe4bc3
   nt_1: 9f0ff73f
 {nr_1}: 29c7d025
 {ar_1}: 7bef2735

LFSR successors of the tag challenge:
  nt': 327e8945
 nt'': 76ae5665

Keystream used to generate {ar} and {at}:
  ks2: 9180c286

Am I doing something wrong?

peterfroehlich avatar Oct 28 '22 06:10 peterfroehlich

hey have you found a solution to that?

ICURSEDANGEL avatar Nov 05 '22 05:11 ICURSEDANGEL

loop timing issue with your reader. try doing it the way that doesn't use detect reader.

equipter avatar Nov 09 '22 07:11 equipter

I have the same issue of not being able to recover keys from logs. Could you please elaborate on what could I do to avoid timing issue? I have a flipper, but I do not see a way to communicate with reader other than using "Detect reader" Edit: I tried the method using logs, but with no success. And turns out i get a lot of Warnings like: 15:15:38.317 525143610 [W][MfClassic] Incorrect nr + ar And also a couple of 15:15:38.044 525143343 [D][MfClassic] Error in tx rx. Tx :32 bits, Rx: 64 bits Is it how it is supposed to be?

Complete log file
15:15:18.545 Connected to CDC device
15:15:18.577 
15:15:18.577               _.-------.._                    -,
15:15:18.577           .-"```"--..,,_/ /`-,               -,  \ 
15:15:18.577        .:"          /:/  /'\  \     ,_...,  `. |  |
15:15:18.578       /       ,----/:/  /`\ _\~`_-"`     _;
15:15:18.578      '      / /`"""'\ \ \.~`_-'      ,-"'/ 
15:15:18.578     |      | |  0    | | .-'      ,/`  /
15:15:18.578    |    ,..\ \     ,.-"`       ,/`    /
15:15:18.578   ;    :    `/`""\`           ,/--==,/-----,
15:15:18.578   |    `-...|        -.___-Z:_______J...---;
15:15:18.578   :         `                           _-'
15:15:18.579  _L_  _     ___  ___  ___  ___  ____--"`___  _     ___
15:15:18.579 | __|| |   |_ _|| _ \| _ \| __|| _ \   / __|| |   |_ _|
15:15:18.579 | _| | |__  | | |  _/|  _/| _| |   /  | (__ | |__  | |
15:15:18.579 |_|  |____||___||_|  |_|  |___||_|_\   \___||____||___|
15:15:18.580 
15:15:18.580 Welcome to Flipper Zero Command Line Interface!
15:15:18.580 Read Manual https://docs.flipperzero.one
15:15:18.580 
15:15:18.580 Firmware version: 0.70.1 0.70.1 (8d0faae8 built on 01-11-2022)
15:15:18.580 
15:15:18.580 >: 15:15:23.663 log
15:15:23.668 log
15:15:23.668 Press CTRL+C to stop...
15:15:25.428 525130816 [I][Dolphin] Flush stats
15:15:25.432 525130818 [I][SavedStruct] Saving "/int/.dolphin.state"
15:15:25.452 525130840 [D][StorageInt] Device erase: page 32, translated page: cf
15:15:26.786 525132149 [D][StorageInt] Device sync: skipping
15:15:26.789 525132154 [I][DolphinState] State saved
15:15:28.730 525134094 [D][BrowserWorker] Start
15:15:28.739 525134105 [D][BrowserWorker] Enter folder: /any/nfc items: 5 idx: -1
15:15:28.745 525134109 [D][BrowserWorker] Load offset: 0 cnt: 50
15:15:30.558 525135921 [D][BrowserWorker] End
15:15:31.878 525137237 [D][DolphinState] icounter 315, butthurt 0
15:15:34.603 525139964 [D][BtGap] set_non_discoverable success
15:15:35.745 525141109 [W][MfClassic] Incorrect nr + ar
15:15:35.789 525141154 [W][MfClassic] Incorrect nr + ar
15:15:35.831 525141194 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: e754e52b c6c6d1f6 139b8791
15:15:35.873 525141236 [W][MfClassic] Incorrect nr + ar
15:15:35.919 525141280 [W][MfClassic] Incorrect nr + ar
15:15:35.963 525141324 [W][MfClassic] Incorrect nr + ar
15:15:36.002 525141363 [W][MfClassic] Incorrect nr + ar
15:15:36.042 525141402 [W][MfClassic] Incorrect nr + ar
15:15:36.086 525141446 [W][MfClassic] Incorrect nr + ar
15:15:36.125 525141485 [W][MfClassic] Incorrect nr + ar
15:15:36.164 525141523 [W][MfClassic] Incorrect nr + ar
15:15:36.203 525141561 [W][MfClassic] Incorrect nr + ar
15:15:36.248 525141605 [W][MfClassic] Incorrect nr + ar
15:15:36.290 525141643 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: d71766ca 1666112f 3efb1100
15:15:36.332 525141686 [W][MfClassic] Incorrect nr + ar
15:15:36.374 525141724 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: b39164a9 d1e8065e cb6b4931
15:15:36.416 525141767 [W][MfClassic] Incorrect nr + ar
15:15:36.455 525141806 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 5ee290eb 23ab2ee1 6be4e3de
15:15:36.502 525141849 [W][MfClassic] Incorrect nr + ar
15:15:36.539 525141888 [W][MfClassic] Incorrect nr + ar
15:15:36.584 525141932 [W][MfClassic] Incorrect nr + ar
15:15:36.624 525141970 [W][MfClassic] Incorrect nr + ar
15:15:36.665 525142010 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: a8c32ad7 6bdb5986 212255fc
15:15:36.707 525142051 [W][MfClassic] Incorrect nr + ar
15:15:36.750 525142090 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 8c8c5a00 ad20d349 09aaac75
15:15:36.785 525142121 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 3d9c5426 c2842d17 661db895
15:15:36.818 525142152 [W][MfClassic] Incorrect nr + ar
15:15:36.855 525142191 [W][MfClassic] Incorrect nr + ar
15:15:36.896 525142230 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 56d6bb2d 357cc238 16cc789e
15:15:36.938 525142273 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: d660ff05 50e25962 c24850df
15:15:36.983 525142316 [W][MfClassic] Incorrect nr + ar
15:15:37.023 525142355 [W][MfClassic] Incorrect nr + ar
15:15:37.062 525142394 [W][MfClassic] Incorrect nr + ar
15:15:37.101 525142433 [W][MfClassic] Incorrect nr + ar
15:15:37.141 525142472 [W][MfClassic] Incorrect nr + ar
15:15:37.182 525142511 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 34c916be 4fa84dc1 f3349bf9
15:15:37.225 525142553 [W][MfClassic] Incorrect nr + ar
15:15:37.263 525142591 [W][MfClassic] Incorrect nr + ar
15:15:37.308 525142635 [W][MfClassic] Incorrect nr + ar
15:15:37.349 525142674 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 08979336 3064351d 50d08e0a
15:15:37.391 525142715 [W][MfClassic] Incorrect nr + ar
15:15:37.433 525142754 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 2ce14b90 1a27404d 9ef40da8
15:15:37.475 525142795 [W][MfClassic] Incorrect nr + ar
15:15:37.515 525142833 [W][MfClassic] Incorrect nr + ar
15:15:37.560 525142878 [W][MfClassic] Incorrect nr + ar
15:15:37.598 525142916 [W][MfClassic] Incorrect nr + ar
15:15:37.646 525142961 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: df6c159b 03cfe2ca b0702d1b
15:15:37.691 525143004 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 789522dc 6b83f175 1a65ae88
15:15:37.735 525143047 [W][MfClassic] Incorrect nr + ar
15:15:37.773 525143085 [W][MfClassic] Incorrect nr + ar
15:15:37.814 525143124 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 63c8346f 50a6c054 491c395b
15:15:37.860 525143167 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 15bea2f9 c0b7691b 89810f79
15:15:37.904 525143209 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 76c94e7e b7cde4d9 1a4fb755
15:15:37.947 525143251 [W][MfClassic] Incorrect nr + ar
15:15:37.991 525143295 [W][MfClassic] Incorrect nr + ar
15:15:38.033 525143334 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 0b83b09d 907b0c35 9f868a75
15:15:38.044 525143343 [D][MfClassic] Error in tx rx. Tx :32 bits, Rx: 64 bits
15:15:38.073 525143369 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 033fdbe4 b5823a19 36dc1f31
15:15:38.115 525143411 [W][MfClassic] Incorrect nr + ar
15:15:38.155 525143450 [W][MfClassic] Incorrect nr + ar
15:15:38.193 525143489 [W][MfClassic] Incorrect nr + ar
15:15:38.232 525143527 [W][MfClassic] Incorrect nr + ar
15:15:38.272 525143565 [W][MfClassic] Incorrect nr + ar
15:15:38.317 525143610 [W][MfClassic] Incorrect nr + ar
15:15:38.361 525143653 [W][MfClassic] Incorrect nr + ar
15:15:38.400 525143693 [W][MfClassic] Incorrect nr + ar
15:15:38.439 525143732 [W][MfClassic] Incorrect nr + ar
15:15:38.481 525143770 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 785c0a78 9c045308 e2ff0fd1
15:15:38.524 525143813 [W][MfClassic] Incorrect nr + ar
15:15:38.567 525143858 [W][MfClassic] Incorrect nr + ar
15:15:38.607 525143897 [W][MfClassic] Incorrect nr + ar
15:15:38.649 525143936 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 133b6d11 cf0f1610 426983d6
15:15:38.691 525143977 [W][MfClassic] Incorrect nr + ar
15:15:39.841 525145123 [W][MfClassic] Incorrect nr + ar
15:15:39.878 525145161 [W][MfClassic] Incorrect nr + ar
15:15:39.915 525145200 [W][MfClassic] Incorrect nr + ar
15:15:39.956 525145239 [W][MfClassic] Incorrect nr + ar
15:15:39.995 525145279 [W][MfClassic] Incorrect nr + ar
15:15:40.039 525145323 [W][MfClassic] Incorrect nr + ar
15:15:40.079 525145361 [W][MfClassic] Incorrect nr + ar
15:15:40.128 525145405 [W][MfClassic] Incorrect nr + ar
15:15:40.167 525145448 [W][MfClassic] Incorrect nr + ar
15:15:40.209 525145487 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: edec2c87 5d28e1ae 9ede1001
15:15:40.252 525145530 [W][MfClassic] Incorrect nr + ar
15:15:40.290 525145569 [W][MfClassic] Incorrect nr + ar
15:15:40.336 525145614 [W][MfClassic] Incorrect nr + ar
15:15:40.377 525145653 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: ae632d56 2beb5279 686d954b
15:15:40.420 525145695 [W][MfClassic] Incorrect nr + ar
15:15:40.465 525145739 [W][MfClassic] Incorrect nr + ar
15:15:40.503 525145777 [W][MfClassic] Incorrect nr + ar
15:15:40.543 525145815 [W][MfClassic] Incorrect nr + ar
15:15:40.581 525145853 [W][MfClassic] Incorrect nr + ar
15:15:40.620 525145891 [W][MfClassic] Incorrect nr + ar
15:15:40.659 525145929 [W][MfClassic] Incorrect nr + ar
15:15:40.700 525145968 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: bebf5b50 87fb9349 42e57693
15:15:40.744 525146011 [W][MfClassic] Incorrect nr + ar
15:15:40.783 525146051 [W][MfClassic] Incorrect nr + ar
15:15:40.828 525146096 [W][MfClassic] Incorrect nr + ar
15:15:40.872 525146140 [W][MfClassic] Incorrect nr + ar
15:15:40.912 525146179 [W][MfClassic] Incorrect nr + ar
15:15:40.952 525146218 [W][MfClassic] Incorrect nr + ar
15:15:40.992 525146257 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: acbcf7b3 7609535f 4240da46
15:15:41.027 525146289 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 401eea20 21897468 eb67235a
15:15:41.058 525146319 [W][MfClassic] Incorrect nr + ar
15:15:41.096 525146357 [W][MfClassic] Incorrect nr + ar
15:15:41.138 525146396 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: d968b286 80699876 d08934bc
15:15:41.172 525146427 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: d627e799 d65aca3e aef1f961
15:15:41.215 525146469 [W][MfClassic] Incorrect nr + ar
15:15:41.254 525146508 [W][MfClassic] Incorrect nr + ar
15:15:41.301 525146552 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: fd14faa9 314fcda0 8fdf7ebc
15:15:41.344 525146595 [W][MfClassic] Incorrect nr + ar
15:15:41.385 525146634 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 61e11ed8 7bebb207 bc78095c
15:15:41.428 525146676 [W][MfClassic] Incorrect nr + ar
15:15:41.467 525146714 [W][MfClassic] Incorrect nr + ar
15:15:41.515 525146758 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: dc58361d 55b2b88d 3d62e288
15:15:41.557 525146800 [W][MfClassic] Incorrect nr + ar
15:15:41.595 525146838 [W][MfClassic] Incorrect nr + ar
15:15:41.636 525146878 [W][MfClassic] Incorrect nr + ar
15:15:41.680 525146921 [W][MfClassic] Incorrect nr + ar
15:15:41.722 525146962 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 0a78c9e8 2e231bd4 c16da8d5
15:15:41.767 525147004 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 8335ff4d 511de1c7 5a9005f1
15:15:41.809 525147047 [W][MfClassic] Incorrect nr + ar
15:15:41.857 525147092 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 85191876 edd4eab1 82a54993
15:15:41.889 525147123 [W][MfClassic] Incorrect nr + ar
15:15:41.928 525147162 [W][MfClassic] Incorrect nr + ar
15:15:41.967 525147201 [W][MfClassic] Incorrect nr + ar
15:15:42.014 525147245 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: f9847fc3 a7c319c0 8cf0902a
15:15:42.056 525147287 [W][MfClassic] Incorrect nr + ar
15:15:42.099 525147326 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 5edf989f 89d463d6 907316d5
15:15:42.141 525147369 [W][MfClassic] Incorrect nr + ar
15:15:44.576 525149794 [D][ViewDispatcher] View changed while key press 2000B1A8 -> 2000AEA8. Sending key: Back, type: Release, sequence: 00001132 to previous view port
15:15:45.713 525150935 [D][BrowserWorker] Start
15:15:45.726 525150946 [D][BrowserWorker] Enter folder: /any/nfc items: 5 idx: -1
15:15:45.729 525150948 [D][BrowserWorker] Load offset: 0 cnt: 50
15:15:51.319 525156535 [D][BrowserWorker] End
15:15:52.252 525157466 [D][DolphinState] icounter 317, butthurt 0
15:15:54.998 525160215 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: c1623f07 7ade027c e6b4a4f2
15:15:55.010 525160227 [D][MfClassic] Error in tx rx. Tx :32 bits, Rx: 64 bits
15:15:55.034 525160253 [W][MfClassic] Incorrect nr + ar
15:15:55.074 525160292 [W][MfClassic] Incorrect nr + ar
15:15:55.118 525160336 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 3e926712 e9241ca8 c2ad3c00
15:15:55.163 525160379 [W][MfClassic] Incorrect nr + ar
15:15:55.202 525160417 [W][MfClassic] Incorrect nr + ar
15:15:55.242 525160456 [W][MfClassic] Incorrect nr + ar
15:15:55.289 525160501 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 729d6bff 4e996db7 e5768b71
15:15:55.335 525160543 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 1fabe383 64a09b95 4706ca70
15:15:55.379 525160587 [W][MfClassic] Incorrect nr + ar
15:15:55.417 525160625 [W][MfClassic] Incorrect nr + ar
15:15:55.460 525160668 [W][MfClassic] Incorrect nr + ar
15:15:55.500 525160707 [W][MfClassic] Incorrect nr + ar
15:15:55.545 525160752 [W][MfClassic] Incorrect nr + ar
15:15:55.589 525160796 [W][MfClassic] Incorrect nr + ar
15:15:55.628 525160835 [W][MfClassic] Incorrect nr + ar
15:15:55.667 525160873 [W][MfClassic] Incorrect nr + ar
15:15:55.712 525160917 [W][MfClassic] Incorrect nr + ar
15:15:55.756 525160961 [W][MfClassic] Incorrect nr + ar
15:15:55.795 525160999 [W][MfClassic] Incorrect nr + ar
15:15:55.840 525161043 [W][MfClassic] Incorrect nr + ar
15:15:55.879 525161081 [W][MfClassic] Incorrect nr + ar
15:15:55.918 525161120 [W][MfClassic] Incorrect nr + ar
15:15:55.962 525161164 [W][MfClassic] Incorrect nr + ar
15:15:56.009 525161208 [W][MfClassic] Incorrect nr + ar
15:15:56.046 525161247 [W][MfClassic] Incorrect nr + ar
15:15:56.085 525161286 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 9f939793 aea27974 80ace090
15:15:56.130 525161329 [W][MfClassic] Incorrect nr + ar
15:15:56.169 525161367 [W][MfClassic] Incorrect nr + ar
15:15:56.209 525161405 [W][MfClassic] Incorrect nr + ar
15:15:56.254 525161450 [W][MfClassic] Incorrect nr + ar
15:15:56.297 525161494 [W][MfClassic] Incorrect nr + ar
15:15:56.336 525161532 [W][MfClassic] Incorrect nr + ar
15:15:56.378 525161572 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 19ccfc2a 8612c3da 717948ac
15:15:56.409 525161603 [W][MfClassic] Incorrect nr + ar
15:15:56.454 525161647 [W][MfClassic] Incorrect nr + ar
15:15:56.493 525161685 [W][MfClassic] Incorrect nr + ar
15:15:56.538 525161729 [W][MfClassic] Incorrect nr + ar
15:15:56.583 525161773 [W][MfClassic] Incorrect nr + ar
15:15:56.622 525161812 [W][MfClassic] Incorrect nr + ar
15:15:56.667 525161856 [W][MfClassic] Incorrect nr + ar
15:15:56.705 525161894 [W][MfClassic] Incorrect nr + ar
15:15:56.754 525161940 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 9cb02cc5 cef56132 1a63eb86
15:15:56.796 525161982 [W][MfClassic] Incorrect nr + ar
15:15:56.836 525162021 [W][MfClassic] Incorrect nr + ar
15:15:56.874 525162059 [W][MfClassic] Incorrect nr + ar
15:15:56.912 525162098 [W][MfClassic] Incorrect nr + ar
15:15:56.953 525162137 [W][MfClassic] Incorrect nr + ar
15:15:56.991 525162175 [W][MfClassic] Incorrect nr + ar
15:15:57.036 525162219 [W][MfClassic] Incorrect nr + ar
15:15:57.075 525162257 [W][MfClassic] Incorrect nr + ar
15:15:57.119 525162301 [W][MfClassic] Incorrect nr + ar
15:15:57.158 525162339 [W][MfClassic] Incorrect nr + ar
15:15:57.198 525162379 [W][MfClassic] Incorrect nr + ar
15:15:57.242 525162424 [W][MfClassic] Incorrect nr + ar
15:15:57.287 525162469 [D][MfClassic] b9864b9c keyA block 23 nt/nr/ar: 9dfda5b8 848af9be 7351e86e
15:15:57.332 525162512 [W][MfClassic] Incorrect nr + ar
15:15:57.377 525162556 [W][MfClassic] Incorrect nr + ar
15:16:00.711 525165883 [D][ViewDispatcher] View changed while key press 2000B1A8 -> 2000AEA8. Sending key: Back, type: Release, sequence: 0000113C to previous view port
15:16:04.885 525170058 [D][BrowserWorker] Start
15:16:04.896 525170069 [D][BrowserWorker] Enter folder: /any/nfc items: 5 idx: -1
15:16:04.900 525170071 [D][BrowserWorker] Load offset: 0 cnt: 50
15:16:06.042 525171212 [D][BrowserWorker] End
15:16:08.445 Disconnected

nexus-chebykin avatar Nov 10 '22 08:11 nexus-chebykin

loop timing issue with your reader. try doing it the way that doesn't use detect reader.

image think my reader hates that

ICURSEDANGEL avatar Nov 10 '22 20:11 ICURSEDANGEL

Any update on this? My landlord installed a key access system and I'd like to be able to ditch my card and just use the flipper. Using the detect reader method and cracking the keys with my phone only yields 8/32 keys being found and 2/16 sectores being decrypted (which is not enough for the access system to work)

rhysperry111 avatar May 27 '23 17:05 rhysperry111