Keyple Card Calypso Java Lib (2.3.3) is available!

Published on March 08, 2023, this version implements the Calypsonet Terminal Calypso Java API (1.7.0) and therefore provides an implementation of the secure session “pre-open” variant and adds the possibility to read counters and binary files during the card selection step.

In addition, the “Stored Value” transaction data are now synchronized in the card image following debit and reload transactions.

For more information, please visit the component page.