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#1 2016-05-11 11:57:53

FrancoisM
Contributor
Registered: 2016-05-11
Posts: 4

AWID 50Bits RBH50 UHF Unknown

Since I got my Proxmark3, I'm playing with it and was able to demod and clone many formats.
But I have an 50bits AWID card unknown.
I deployed the last OS (built on 8 May), tried all the possibilities I found on internet and this forum, but nothing.

I have 2 AWID 50bits. One is detected, but the other one is not. As the one not detected it is my company parking card, I asked 2 colleagues to borrow theirs to try, but same result, unknown.

What is the procedure to detect the card and change the codeset? I didn't find any good documentation.
Should I reverse engineering the codeset?
Just lf read
data samples 20000
And then study it?

Another question, is it possible to clone a card by analog signal only?

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#2 2016-05-11 12:19:49

iceman
Administrator
Registered: 2013-04-25
Posts: 9,497
Website

Re: AWID 50Bits RBH50 UHF Unknown

if you can share,  do the

LF READ
DATA SAMPLES 30000
DATA SAVE awid50_001     <-- change filename accordingly
DATA PLOT                      <-- look at trace

and upload the saved traces to some place like  sendspace.com  then the rest of us can also take a look at it.


Try the
DATA PRINTDEMODBUFFER

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#3 2016-05-11 13:04:29

ntk
Contributor
Registered: 2015-05-24
Posts: 701

Re: AWID 50Bits RBH50 UHF Unknown

this is UHF or 125kHz?

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#4 2016-05-11 13:08:48

ntk
Contributor
Registered: 2015-05-24
Posts: 701

Re: AWID 50Bits RBH50 UHF Unknown

is this UHF or 125kHz? AWID has both version 50bit tag 125 kHz and card for UHF. If it is the later then you need something different than PM3

Last edited by ntk (2016-05-11 13:09:10)

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#5 2016-05-11 13:41:34

FrancoisM
Contributor
Registered: 2016-05-11
Posts: 4

Re: AWID 50Bits RBH50 UHF Unknown

Yes indeed, that may explain why I can get proper information from the card. There is UHF on the card... I just learn something.

Thank you

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#6 2016-05-11 14:15:05

ntk
Contributor
Registered: 2015-05-24
Posts: 701

Re: AWID 50Bits RBH50 UHF Unknown

You said there is one card\tag which could be detected. Could you sendspace that trace we are eager to understand new type. also infos any print on it.

Here if you don't want public patienceisavirtue102@gmail.com

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#7 2016-05-12 07:24:09

FrancoisM
Contributor
Registered: 2016-05-11
Posts: 4

Re: AWID 50Bits RBH50 UHF Unknown

Yes, actually I have 2 cards Awid, one in 125Khz, and the other one in UHF.
I will send you the 50bits Awid working this weekend.

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#8 2016-05-12 08:48:08

ntk
Contributor
Registered: 2015-05-24
Posts: 701

Re: AWID 50Bits RBH50 UHF Unknown

thank you thank you thank you

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#9 2016-05-13 21:38:30

iceman
Administrator
Registered: 2013-04-25
Posts: 9,497
Website

Re: AWID 50Bits RBH50 UHF Unknown

I got the AWID 50 demod up,  its in the "lf search" now.

pm3 --> lf se
Reading 30000 bytes from device memory

Data fetched
Samples @ 8 bits/smpl, decimation 1:1
NOTE: some demods output possible binary
  if it finds something that looks like a tag
False Positives ARE possible


Checking for known tags:

AWID Found - BitLength: 50, FC: 4000, Card: 2248975 - Wiegand: 1f400044a21e, Raw: 0128817e41111218b182e111

Valid AWID ID Found!

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#10 2016-05-21 17:22:17

ntk
Contributor
Registered: 2015-05-24
Posts: 701

Re: AWID 50Bits RBH50 UHF Unknown

125kHz AWID 50bit RBH format

- can be detected in lf search,

- Simualtion and also cloning directly via "lf aw command" or via the excel raw data mapping tools possible.

- Updated Gaucho's GUI Commands menu already released, ready to call the new AWID commands.

But

implementation currently available in iceman fork only, waiting to be merged in main branch.

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