Search found 15 matches
- Thu Mar 15, 2018 5:15 am
- Forum: pyResMan
- Topic: Pyresman is not working under winXP
- Replies: 6
- Views: 52900
Re: Pyresman is not working under winXP
Maybe you can try to move pyResMan.exe to a path that is not in desktop
- Wed Feb 15, 2017 1:56 am
- Forum: Questions & Answers
- Topic: How to implement an secure applet
- Replies: 3
- Views: 7650
Re: How to implement an secure applet
Thank you very much for all the help. It has enlightened me a lot.
- Mon Feb 13, 2017 4:20 am
- Forum: Questions & Answers
- Topic: How to implement an secure applet
- Replies: 3
- Views: 7650
How to implement an secure applet
At present, we are concerned more about the usage of javacard api and other technical points. As for the overall design of a safe applet, there is little discussion. The currently known security policies are as follows: 1. APDU encryption and decryption 2. APDU + MAC 3. Internal and E...
- Sun Oct 09, 2016 4:39 am
- Forum: Questions & Answers
- Topic: How to diversify the KMC
- Replies: 3
- Views: 8381
Re: How to diversify the KMC
Thanks for your help. I see.
And I still have a problem. When checking EMV CPS 1.1 document, I found 2 terms
Key Diversification Data and Key Derivation Data
Do the two terms have the same meaning?
And I still have a problem. When checking EMV CPS 1.1 document, I found 2 terms
Key Diversification Data and Key Derivation Data
Do the two terms have the same meaning?
- Sat Oct 08, 2016 11:19 pm
- Forum: Questions & Answers
- Topic: How to diversify the KMC
- Replies: 3
- Views: 8381
How to diversify the KMC
Could anyone tell me how to diversify the KMC which complies to EMV CPS v1.1 using Key Derivation Data? Afaik, the key diversification needs to use Key Derivation Data. Assume that KMC is ENC Key = 101112131415161718191A1B1C1D1E1F MAC Key = 202122232425262728292A2B2C2D2E2F DEK Key = 3031323334353637...
- Wed Mar 02, 2016 8:11 am
- Forum: Questions & Answers
- Topic: How to create a method to store transactions logs in java card
- Replies: 2
- Views: 6522
Re: How to create a method to store transactions logs in java card
Just create a byte[] with the size that equals to the transactions size and then store data into that array by TLV and decode it using the TLV when receiving on host side.
- Wed Jan 06, 2016 2:40 am
- Forum: Questions & Answers
- Topic: Get false when locking my card
- Replies: 1
- Views: 5413
Get false when locking my card
When I call API GPSystem.lockCard() to lock my real card- A22CR, it always return false! I also do it on simulator, I get the same result. Any help?
Note: My card lib- Java Card 2.2.2 and Global Platform 2.1.1
Tool- JCKit 1.0.5.37
Note: My card lib- Java Card 2.2.2 and Global Platform 2.1.1
Tool- JCKit 1.0.5.37
- Mon Dec 21, 2015 4:42 am
- Forum: Card Products
- Topic: How to read smart card certificate with Javascript
- Replies: 1
- Views: 9658
How to read smart card certificate with Javascript
I want to know if it is possible to read smart card certificate with Javascript. I found that node.js would be a good solution. But how would it work with smart card? Could anyone tell me more details?
- Tue Dec 08, 2015 6:04 am
- Forum: Questions & Answers
- Topic: My program returns 6F 00:No precise diagnosis, why?
- Replies: 1
- Views: 6678
My program returns 6F 00:No precise diagnosis, why?
I downloaded a part of java card program from the web. But I have a question when debugging this program in JCIDE. Here is the code. package fileSigner; import javacard.framework.*; import javacard.security.KeyPair; import javacard.security.RSAPrivateKey; import javacard.security.RSAPublicKey; impor...
- Sat Dec 05, 2015 4:24 am
- Forum: Questions & Answers
- Topic: How to make integer variable on JavaCard 2.2.2?
- Replies: 4
- Views: 11870
How to make integer variable on JavaCard 2.2.2?
As far as I know, there is no integer variable on JavaCard 2.2.2. Am I right? I am developing an applet which needs int variable and four basic arithmetic operations + - * / . I want to know how to make the int variable and process the four basic arithmetic operations. Any help? I am much appreciated!