Search found 10 matches
- Sun Apr 09, 2017 11:31 pm
- Forum: Questions & Answers
- Topic: javacard project setting problem
- Replies: 3
- Views: 6856
Re: javacard project setting problem
I'v worked it out by setting my export path, thanks for your help~
- Sat Apr 08, 2017 4:36 am
- Forum: Questions & Answers
- Topic: javacard project setting problem
- Replies: 3
- Views: 6856
javacard project setting problem
In my javacard prj, I created two packages: com.cert and com.sim, and sim imported cert package then I get error like this: "error: export file cert.exp of package com.cert not found. " "[ INFO: ] conversion completed with 1 errors and 0 warnings." In fact the cert.exp was succes...
- Fri Apr 07, 2017 11:25 pm
- Forum: Questions & Answers
- Topic: How to regist JAVACOS Tool
- Replies: 3
- Views: 9330
How to regist JAVACOS Tool
Hi I have downloaded the JCIDE, and how can I register JCIDE?
I have tried with the JAVACARDOS account to register JCIDE, but it failed with "login error"
I have tried with the JAVACARDOS account to register JCIDE, but it failed with "login error"
- Thu Apr 06, 2017 3:02 am
- Forum: Questions & Answers
- Topic: AES-CBC mode with padding
- Replies: 4
- Views: 9428
Re: AES-CBC mode with padding
tay00000 & kosullivan thanks very much for your answers and this really help a lot~
- Fri Mar 31, 2017 3:50 am
- Forum: Questions & Answers
- Topic: AES-CBC mode with padding
- Replies: 4
- Views: 9428
AES-CBC mode with padding
Hi I have a question about AES-CBC Algorithm After decrypting the data with Cipher algorithm ALG_AES_CBC_ISO9797_M2, how can I get the real data without those paddings? Since the padding data are some like "80 00 ...00 ", if the real data also contain the same content, how can I distinguis...
- Mon Mar 20, 2017 2:27 am
- Forum: Questions & Answers
- Topic: beginTransaction & commitTransaction
- Replies: 3
- Views: 7772
Re: beginTransaction & commitTransaction
Imagine a scenario where you decide to write very important data. One example being provisioning a bunch of cryptographic keys to the cards and then you accidentally trip over the card reader and dislodge it from the host computer. Now you have half provisioned keys and you cannot assert their inte...
- Thu Mar 16, 2017 5:32 am
- Forum: Questions & Answers
- Topic: beginTransaction & commitTransaction
- Replies: 3
- Views: 7772
beginTransaction & commitTransaction
Hi all
I wonder when should I use beginTransaction & commitTransaction functions during javacard applet developing? Any common scenes?
your answer is very appreciated
I wonder when should I use beginTransaction & commitTransaction functions during javacard applet developing? Any common scenes?
your answer is very appreciated
- Wed Mar 15, 2017 10:38 pm
- Forum: Questions & Answers
- Topic: javacard applet develop question- profile decode
- Replies: 5
- Views: 9299
Re: javacard applet develop question- profile decode
thanks very much for your suggestion
- Wed Mar 15, 2017 9:32 pm
- Forum: Questions & Answers
- Topic: javacard applet develop question- profile decode
- Replies: 5
- Views: 9299
Re: javacard applet develop question- profile decode
1 To check if the memory space is enough, required algorithm is supported, or ..., before you run applet commands. 2 Call api JCSystem.requestObjectDeletion() at the end of the command, unreferenced objects will be reclaimed before next APDU processing, and use api JCSystem.isObjectDeletionSupporte...
- Wed Mar 15, 2017 4:00 am
- Forum: Questions & Answers
- Topic: javacard applet develop question- profile decode
- Replies: 5
- Views: 9299
javacard applet develop question- profile decode
1. Why it is recommended to create all new objects at applet installation time in javacard? 2. Since my javacard applet is designed to decode profiles encoded in TLV structure using DER encoding,I have to new objects dynamically during the decoding process. how can I release the objects when the dec...