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Task 1 Create Google Private Key

Download drive-download-20180207T222536Z-001.zip and extract to drive C:\CS-1630\20180208

and it should look like this

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and there are 2 PEM file in drive-download-20180207T222536Z-001\

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open command line tool, and change path

...

C:\Users\Richard Cheng>cd c:\

c:\>cd "Program Files (x86)"

c:\Program Files (x86)>cd GnuWin32

c:\Program Files (x86)\GnuWin32>cd bin

c:\Program Files (x86)\GnuWin32\bin>openssl.exe ec -noout -text -in "c:\CS-1630\20180208\drive-download-20180207T222536Z-001\PRIVATE.key.pem"

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There are 2 part in this private key, and we need to load priv part to reader, 

RSA Private Key:

...

RSA Public Key:

...

RSA Exp:

...

Long term private key

...

Padding “00” + Version(ex. 00 00 00 01) + Long term private key to 256 bytes data

...

Calculate SHA-256 for data

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Append encrypt data and sha-256 data

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IDG Command

...

Task 2 Create Pronto Private Key

Download pronto.key.zip and extract to drive C:\CS-1630\20180208

and it should look like this

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and there are 2 PEM file in pronto.key\

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open command line tool, and change path

C:\Users\Richard Cheng>cd c:\

c:\>cd "Program Files (x86)"

c:\Program Files (x86)>cd GnuWin32

c:\Program Files (x86)\GnuWin32>cd bin

c:\Program Files (x86)\GnuWin32\bin>openssl.exe ec -noout -text -in "c:\CS-1630\20180208\pronto.key\pronto-PRIVATE.key.pem"

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There are 2 part in this private key, and we need to load priv part to reader, 

RSA Private Key:

...

RSA Public Key:

...

RSA Exp:

...

Long term private key

...

Calculate SHA-256 for data

...

Use RSA private key encrypt data

...

Append encrypt data and sha-256 data

...

IDG Command

...

Test test-cases2074294809.json with Terminal App case 0.3

  1. Download Terminal configuration file terminal_configs.7z to Android phone, which used to as Terminal.

  2. Click Terminal App → Setting → Click "LOAD" → go to direction where store Terminal configuration file → serch for 0.3.json → clikc OK

    → scroll down, change Merchant ID to 50248994(if need) and check Long term private key, which should be same as the priv we use openssl to read PEM file → return to Terminal App → tapping new pass
    → SW 9102.

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  3. Change LTPK to Pronto's, 

 

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Suggenstion

To validate customer' s pass via Terminal App is a best way. If Terminal App could read data and get SW 9000, that means VP3300 should get same data.