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sla1023

Thank you for the reply

I have a one more question

The certificate has various variables, so it seems to be created as a class.

So how do you store the class data on the Java Card?

Thank you for your kindness

sla1023

Thank you for your reply.

I'll wait for your sample code.

sla1023

Forgive my short English skills first

I would like to generate a certificate from javacard

I want to check the generated certificate through openssl on another device

Please tell me how to use javacard to create a certificate available in openssl

Thank you

sla1023

Is there a way to send and receive messages between applets? For example, is it possible to run the functions defined in the process function in A applet with the B applet? For example code A applet package Test import javacard.framework.*; public class A extends Applet { private A() { } public stat...

sla1023

thank you for your answer i only use number 5 but i don't know how to use i send command 0x80, 0x50, 0x00, 0x00, 0x08, 0xF2, 0xA5, 0xFA, 0x8B, 0xEF, 0x9F, 0x8A, 0x51, 0x00 and 0x84, 0x82, 0x03, 0x00, 0x10 ,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 first command ...

sla1023

thank you for your answer

but i still don't know how to get gp auth

please explain gp auth using apdu

thank you

sla1023

Hello

I locked the applet via GPSystem.SetCardContentState (GPSystem.APPLICATION_LOCK)

But I do not know how to unlock the applet again.

Some people ask you to use ISD, but I do not know how to choose ISD.

Please tell me how to unlock the locked applet

Thank you

Search found 7 matches

Re: How do I create a certificate in javacard?

Re: How do I create a certificate in javacard?

How do I create a certificate in javacard?

a way to send and receive messages between applets?

Re: I want to unlock my javacard applet

Re: I want to unlock my javacard applet

I want to unlock my javacard applet

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