• Is it recommended to use one AES key for both message authentication and message encryption?

    Generally, it is a good design to use different keys for different purposes. Typically, one master key is used to derive the other individual keys using defined constants. This scheme prevents the same keys being used...
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • How can we protect the data over the interface between the EdgeLock SE050 and the host MCU?

    The EdgeLock SE050 supports SCP03 or FastSCP secure channel protocols. An SCP03 session is a secure channel based on AES cryptography while a FastSCP session is based on ECC cryptography.
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Which private key is used to sign the credentials injected in the EdgeLock SE050 ease-of -use configuration?

    The die individual certificates injected in EdgeLock SE050 are signed with the NXP Root and Intermediate certificates.
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • In what type of applications can I use the ISO/IEC14443 interface of the EdgeLock SE050?

    The ISO/IEC 14443 interface of the EdgeLock SE050 gives you the capability to communicate with any NFC phone or contactless reader. Key applications include systems that require late stage product customization, inclu...
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Is RSA cryptography supported by the EdgeLock SE050 type variant included in the OM-SE050ARD board?

    Yes, the OM-SE050ARD board comes integrated with an EdgeLock SE050 Type C variant. The EdgeLock SE050 Type C is the full-featured variant with support for RSA, an ECC crypto with several curves and key derivation func...
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Is it possible to use the OM-SE050ARD kit together with non-NXP boards?

    Yes, it is. On the one hand, if you are using an Arduino-compatible MCU board, you can connect it using the Arduino connectors. On the other hand, if you are using a non-Arduino board, you can connect it using the ext...
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Can we use OM-SE050ARD kit to connect an external sensor?

    Yes, you can. The OM-SE050ARD board includes headers to access EdgeLock SE050 lines, including the I2C master interface used to attach sensors or peripherals to the board.
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Does the EdgeLock SE050 Plug & Trust middleware support non NXP MCU / MPU boards?

    The EdgeLock SE050 Plug & Trust middleware comes with pre-built support for many NXP MCU / MPU boards. However, you can also leverage SE050 Plug & Trust middleware if you are using any other MCU / MPU board. ...
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • How can I differentiate EdgeLock SE050 and A71CH?

    Both the A71CH and the SE050 are part of the NXP Plug & Trust portfolio of secure elements for IoT security.   On the one hand, the A71CH is a ready-to-use security IC for the IoT ecosystem. It is an ideal ...
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Does the EdgeLock SE050 replace the A71CH?

    No, the EdgeLock SE050 is not a replacement for A71CH. The A71CH will also continue in the NXP’s security IC portfolio of EdgeLock Secure Elements..
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Can the EdgeLock SE050 be powered by the NFC Field?

    Yes, it can be completely powered by the NFC field. But only as long as the contact interface is not powered.
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Does the EdgeLock SE050 applet support sensor data protection?

    Yes, it does. The EdgeLock SE050 allows you to set up a secure, end-to-end connection from the sensor or actuator to your local IoT gateway or cloud-based service, protecting the interface between the sensor and the s...
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Is it possible to program proprietary applets in EdgeLock SE050?

    The EdgeLock SE050 is a closed system and comes pre-installed with a JavaCard applet optimized for IoT security use cases. The programing of proprietary applet functionality is not foreseen for EdgeLock SE050.
    Jordi Jofre Mk
    last modified by Jordi Jofre Mk
  • Which EdgeLock SE050 product variant is included in the OM-SE050ARD evaluation board?

    The OM-SE050ARD evaluation boards come integrated with the EdgeLock SE050 Type C variant.
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • Is the EdgeLock SE050 filesystem power loss safe?

    Yes, the EdgeLock SE050 is power loss safe. The EdgeLock SE050 OS has anti-tearing features and can rollback incomplete write operations.
    Jordi Jofre Mk
    created by Jordi Jofre Mk
  • What security feature differences btw SE050 and TPM

    I would like to know the security point of veiw on SE050 compared to TPM. What kind of seucurity feature is SE050 superior than TPM? Need more tamper security features. 
    Hj Cha
    last modified by Hj Cha
  • NFC not clonable and auth from smartphone

    Hi everyone!   I need to select a NFC tag for user identification in a closed-loop system payment. I have been looking the encryption of different tags such as MIFARE Ultralight C, NTAG 413 DNA or DESFire E...
    Marta Buenaventura Camps
    last modified by Marta Buenaventura Camps
  • Do not use ISO7816/14443 interface in SE050

    Dear NXP team,   We will use SE050 for our new product. However, our product does not use ISO7816 and ISO14443 Interfaces.     ISO_14443_LA ISO_14443_LB ISO_7816_RST ISO_7816_CLK ISO_7816_IO I...
    George Fukutomi
    last modified by George Fukutomi
  • Rasperry Pi/OM-SE050ARD Jumper Configuration

    Hello,   right now I am trying to connect the OM-SE050ARD board to a Raspberry Pi. But it seems that there is a small error in the documentation (Quick start guide with Raspberry Pi). Which configuration is corr...
    Tobias Büning
    last modified by Tobias Büning
  • Is it possible to add extra applets to the SE050

    Hello NXP, I'm reaching you to clarify some of the capabilities that I understand the SE050 might have. According to the "AN12413 API description SE050 IoT Applet", SE050 is being executed on top of JCOP 4.7.&#...
    Unai Mujika
    last modified by Unai Mujika