MIFARE DUOX contactless smartcard IC

MIFARE DUOX – Next-Generation Contactless Smartcard IC for Secure Digital Identity

MIFARE DUOX is the latest generation MIFARE DUOX contactless smartcard IC developed by NXP, designed to deliver advanced security, flexibility, and future-ready authentication for modern smart card applications. As the first contactless smartcard IC to combine symmetric and asymmetric cryptography on a single chip, MIFARE DUOX revolutionizes secure key management through Public Key Infrastructure (PKI), enabling stronger digital identity protection across enterprise, government, transportation, and critical infrastructure.

Built with advanced security technologies including ECC (Elliptic Curve Cryptography) authentication, AES-256 encryption, and Common Criteria EAL6+ certification, MIFARE DUOX contactless smartcard IC provides exceptional protection against cloning, unauthorized access, and cyber threats. It is an ideal solution for secure access control, employee ID cards, e-mobility, electric vehicle (EV) charging, vehicle access, smart cities, and digital identity management.

The flexible file system of MIFARE DUOX allows multiple secure applications to coexist on a single smart card, enabling organizations to combine physical access control, logical access, payment, transportation, and EV charging services on one credential. Designed with the future in mind, MIFARE DUOX contactless smartcard IC is ready for the emerging era of post-quantum cryptography, making it a reliable and future-proof choice for governments, enterprises, OEMs, system integrators, and smart card solution providers worldwide.

Whether you are looking to deploy secure digital identity systems, corporate access cards, smart mobility solutions, or next-generation IoT authentication, MIFARE DUOX delivers outstanding security, scalability, and performance for global and Indian markets.

MIFARE DUOX®: High security contactless smartcard IC

Features

Certification and Compliancy

• ISO/IEC 14443 A levels 1-4
• ISO/IEC 7816-4
• ISO/SAE 21434 automotive cybersecurity compliant
• Common Criteria EAL 6+ certified hardware and software
• NFC Forum Tag Type 4
• MISRA-C coding standard compliant

RF Interface and ISO/IEC 14443 Type A

• Contactless interface compliant with ISO/IEC 14443-2/3 A
• Fast data transfer with baud rate of 106 kbit/s, 212 kbit/s, 424 kbit/s, 848 kbit/s and support of VHBR
• 13.56 MHz operating frequency
• Low Hmin enabling operating distance up to 100 mm (depending on power provided by the PCD and antenna geometry)
• Configurable FSCI to support up to 256-bytes frame size

Nonvolatile Memory

• User memory size of 2 kB, 4 kB, 8 kB and 16 kB
• Data retention of 25 years
• Write endurance up to 1,000,000 cycles
• True multiapplication support with secure separation between applications
• Flexible file system with data management structured into applications and files
• File access rights management via assignment of access conditions per file
• Interapplication file and data sharing
• Delegated Application Management (DAM) functionality for easy postissuance application installation of third parties

Security and Privacy

• Symmetric cryptographic algorithms: AES-128, AES-256
• Symmetric AES-based mutual authentication establishing a secure channel
• Future proof for PQC era (Post-Quantum-Crypto) with AES-256
• Asymmetric cryptographic algorithms and key management: ECC with NIST P-256 and brainpoolP256r1 curves
• Asymmetric ECC-based mutual authentication, reader-unilateral authentication and card-unilateral authentication establishing a secure channel
• ECC signature generation via ECDSA and SHA-256
• Simplified key management and key distribution via private/public key management and PKI concept
• Key management on card level: 2 preinjected asymmetric keypairs and certificates; 11 reserved slots for symmetric keys
• Key management on application level: up to 5 certificates per application; up to 14 symmetric keys per application (in up to 16 keysets)
• Self-securing file system
• Hardware exception sensors

Extended Features

• Proximity Checks to detect relay attacks based on round-trip time measurement
• Transaction Signature and Transaction MAC generating a secure proof of executed transactions
• Transaction Timer to prevent Man-in-the-Middle attacks
• Secure Dynamic Messaging to ensure security and integrity protected NDEF data reading
• Dynamic Originality Checks based on ECC, verifying the genuineness of the IC via card-unilateral ECC-based authentication
• NXP offered Trust Provisioning service to preinject data and key material securely by your trusted semiconductor manufacturer

EV-Charging Functionality (on “MIFARE DUOX EV” part types)

• Availability of dedicated part types for EV-Charging with “MIFARE DUOX EV”
• Support of EV-Charging specific command set as defined in VDE-AR-E 2532-100
• Preinstalled EV-Charging application and file structure as defined in VDE-AR-E 2532-100
• Preinjected key material and certificates, issued by the NXP EV-Charging CA, as defined in VDE-AR-E 2532-100
• Ready-made solution for EV-Charging and interoperability between multiple CPOs and EMSPs

Additional Aspects

• Input capacitance options with 17 pF and 70 pF for different form factor designs (smartcards, wristbands, key fobs, tokens, stickers, and so on)
• Extended operating temperature range for industrial and automotive applications: -40 °C up to +105 °C on silicon level
• Unique 7 bytes serial number (UID) for each IC, as per ISO/IEC 14443-3 requirements
• Optional configurable 4 byte random ID (RID)
• Compatibility to MIFARE DESFire application and file system layout and EV2 secure messaging
• Delivery forms as 75 µm sawn and bumped wafer and MOA8 contactless smart card module

Applications of MIFARE DUOX Contactless Smartcard IC

MIFARE DUOX is a next-generation MIFARE DUOX contactless smartcard IC designed for secure NFC authentication, digital identity, and access management across automotive, industrial, enterprise, and smart city applications. Its advanced cryptography, PKI support, and CC EAL6+ certified security make it ideal for mission-critical environments.

Automotive Applications

• Smart Car Access – Enable secure keyless vehicle entry, digital car keys, driver authentication, vehicle sharing, and fleet management using advanced PKI-based security and NFC technology.

Industrial & Enterprise Applications

• Access Management – Secure employee identification, corporate access cards, visitor management, and logical access authentication for enterprises and government organizations.
• Building Security & Surveillance – Protect offices, campuses, factories, data centers, and critical infrastructure with highly secure contactless authentication and identity verification.
• Electric Vehicle Supply Equipment (EVSE) – Support secure authentication for EV charging stations, charging network access, user identification, and payment authorization.
• Loyalty Programs – Build secure NFC-based customer loyalty, membership, rewards, and digital credential solutions with enhanced protection against cloning and fraud.
• Smart Lock Systems – Power residential, commercial, hospitality, and industrial smart locks with highly secure contactless credentials for convenient and reliable access control.
• Transport Ticketing – Enable fast, secure, and seamless contactless ticketing for buses, metros, railways, ferries, and other public transportation systems.

With its advanced cryptographic architecture, MIFARE DUOX contactless smartcard IC is an ideal solution for OEMs, system integrators, government agencies, transportation providers, automotive manufacturers, and enterprises seeking future-ready, secure NFC authentication solutions for both Indian and international markets.