Search found 5 matches

by Nutt1
Tue Oct 31, 2017 11:26 pm
Forum: Shopping FAQ
Topic: magnetic strip on JC30M48CR card
Replies: 3
Views: 850

magnetic strip on JC30M48CR card

If I order JC30M48CR cards, can I have a magnetic strip on the card back?
by Nutt1
Sun Dec 18, 2016 11:11 pm
Forum: Algorithm School
Topic: ECC cryptography on javacard
Replies: 2
Views: 947

ECC cryptography on javacard

In order to make full preparation for my next project, I have to learn ECC cryptography, ECDSA signature on javacard. Can somebody send me some code samples to help me start with it? Thanks a lot..
by Nutt1
Mon Aug 29, 2016 10:31 pm
Forum: Questions & Answers
Topic: changing to channel 3 in JCIDE
Replies: 3
Views: 1138

changing to channel 3 in JCIDE

Hi,

In JCIDE, how can I change the default channel to channel 3 to send my command? Thanks

Nutt
by Nutt1
Thu Jul 14, 2016 1:48 am
Forum: Questions & Answers
Topic: Experiencing 6F00 when calling one method many times
Replies: 3
Views: 950

Re: Experiencing 6F00 when calling one method many times

Thank you very much for all the answers! My problem was solved!

It's just because of memory leaks in my applet. So for the memory of objects and arrays allocated via new keyword, I did them in the applet constructor. Thanks again~
by Nutt1
Wed Jul 13, 2016 4:48 am
Forum: Questions & Answers
Topic: Experiencing 6F00 when calling one method many times
Replies: 3
Views: 950

Experiencing 6F00 when calling one method many times

I have completed a javacard applet. And there is a method which is used to generate a hash result. When I uploaded my applet in card and call this method, it worked fine and returned expected result. But when I put it to a loop and call this method for many times. After about 90 times, it only retur...
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