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Search found 68 matches

by rena2019
Tue Sep 27, 2016 2:34 pm
Forum: Shopping FAQ
Topic: JC10M24R: KeyPair generation
Replies: 11
Views: 2910

Re: JC10M24R: KeyPair generation

Do you use flash memory/cards? I thought that javacards use ROM masks?
by rena2019
Mon Aug 29, 2016 3:54 am
Forum: Questions & Answers
Topic: the security of my applet
Replies: 2
Views: 696

Re: the security of my applet

removing applet is only possible if somebody knows the keys. copying is never possible even if you know the keys
by rena2019
Fri Aug 19, 2016 1:58 pm
Forum: Questions & Answers
Topic: New to Card
Replies: 3
Views: 835

Re: New to Card

pravatkumarmishra wrote:Hi Delegate,
I am new to java card programming. i have a 32 bit smartcard(chip). how to write any data into it and then read from it.

plz help me.

Regards

Pravat K M

What OS is on the card? A javacard OS or a different, maybe propriatary OS?
by rena2019
Thu Aug 18, 2016 1:29 am
Forum: Shopping FAQ
Topic: Price increase up to 1000% ?
Replies: 6
Views: 1678

Re: Price increase up to 1000% ?

JavaCardOS wrote:Hi,
We are going to launch a new java card product in the next few days. This card's feature is almost the same with A40CR card.
But the price will be lower than A40CR card. Stay tuned!

That sounds good! Is it a Feitian, NXP or from a different company?
by rena2019
Thu Aug 18, 2016 1:27 am
Forum: Shopping FAQ
Topic: Price increase up to 1000% ?
Replies: 6
Views: 1678

Re: Price increase up to 1000% ?

eyesworld wrote:I also see the price change.The project is to use A40CR, Is there anyone low-cost alternatives?

If you do not need RSA, no ECC, very low memory and you like 10(?)year old products: check the store for NXP JCOP10/18 V2.3.1 <3EUR/piece
by rena2019
Thu Aug 11, 2016 12:37 am
Forum: Shopping FAQ
Topic: Price increase up to 1000% ?
Replies: 6
Views: 1678

Price increase up to 1000% ?

Hi, what happened to the prices in the shop? last time I checked the shop and I ordered cards all products where cheaper: A22CR 4$ (see also your post where you introduced the card http://javacardos.com/javacardforum/viewtopic.php?t=646 ) and A40 for ~ $2. Now the prices are so high: A22CR $21 ???? ...
by rena2019
Sun Aug 07, 2016 9:15 am
Forum: Algorithm School
Topic: 6F00 when instantiating a RSAPublicKey
Replies: 2
Views: 1204

Re: 6F00 when instantiating a RSAPublicKey

please use search function before posting questions next time. 6F00 search result: search.php?keywords=6f00
by rena2019
Wed Jul 13, 2016 9:58 am
Forum: Questions & Answers
Topic: Experiencing 6F00 when calling one method many times
Replies: 3
Views: 1045

Re: Experiencing 6F00 when calling one method many times

add a try-catch block to your code and check the getReason() method of the exception
by rena2019
Tue Jun 28, 2016 3:54 pm
Forum: Shopping FAQ
Topic: a package in JCOP card
Replies: 3
Views: 1177

Re: a package in JCOP card

That's the AID for the installable SD if you want to install another SD
by rena2019
Thu Jun 23, 2016 3:20 pm
Forum: Questions & Answers
Topic: generate RSA public and private key
Replies: 3
Views: 841

Re: generate RSA public and private key

corleoner wrote:Moreover, it turns out that ALG_RSA_CRT is the same as ALG_RSA, so if there is something wrong with ALG_RSA, just use ALG_RSA_CRT.
what? ALG_RSA_CRT is the same as ALG_RSA?
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