Cardtool.ini 2025 ((link)) Jun 2026

; Behavior when card is reset State_Persistence = VOLATILE ; Options: VOLATILE, PERSISTENT Auto_Revert = true ; Revert to NVM state on disconnect

A developer needs to test a new loyalty points system on a transit card. Instead of creating a new applet, they define the new file in the INI, load the prototype overlay, and the card behaves as if the file exists, returning dummy data until the logic is finalized for production. cardtool.ini 2025

: Configuration lines now frequently include parameters for encrypted communication between the reader and the host PC to prevent local bus sniffing. How to Optimize Your cardtool.ini ; Behavior when card is reset State_Persistence =