Mifare Desfire ev3 represents an advanced, secure contactless smart card technology that enhances the capabilities of its predecessor, the MIFARE DESFire EV2, by providing improved performance and security features. It employs a straightforward application directory structure, enabling the storage of multiple applications on the card.
These cards are customizable, printable, and can be punched, typically produced from PVC material in ISO format. These cards function at a frequency of 13.56 MHz and can achieve data processing rates of up to 848 Kbits/s.
Key Features and Improvements:
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Backward Compatibility:This card is backward compatible with previous generations like MIFARE DESFire EV2, EV1, and D40, meaning existing infrastructure can be easily adapted.
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Enhanced Security:The latest generation includes enhanced security features like AES 128-bit encryption and SUN message authentication for improved data protection.
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Performance:It boasts improved transaction speed and a greater operating distance compared to older versions.
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Multiple Applications:These cards support the storage and management of multiple applications.
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Flexible Key Management:The cards offer flexible key management, with options for multiple key sets per application and key assignment for file access rights.
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File System:A flexible file system allows for user-defined application structures and various file types (e.g., Standard Data file, Back-up Data file, Value file, Linear Record file, Cyclic Record file, and Transaction MAC file).
Applications:
- Smart City Services: This card is well-suited for applications in Smart City services, including public transportation, access management, and micropayments.
- Access Control: The enhanced security features make it ideal for access control systems.
- University and Student ID: The cards can be used for student ID and loyalty programs.
- Other Applications: Also finds applications in closed-loop micropayment systems and other secure, contactless applications.
Summary: MIFARE DESFire EV3 provides a secure, versatile, and efficient contactless solution for a wide range of applications, building upon the strengths of its predecessors while introducing new features and enhancements.