mlxdpa – DPA Applications Sign Tool

NVIDIA Firmware Tools (MFT) Documentation v4.24.0

The mlxdpa tool allows the user to sign DPA applications, which are given to the tool as part of a Host ELF file.

The tool generates the signatures using a provided private key PEM file.

Tool Requirements:

  • Supported operating systems: Linux

  • Supported platforms: x86-64, arm64

mlxdpa Synopsis


# mlxdpa --host_elf <ELF file> --cert_chain <certificate chain> --private_key <key .pem file> --output_file <output file path> sign_dpa_apps



Path to the Host ELF file containing DPA applications


Path to a certificate chain file to embed in the crypto data


Path to a private key PEM file for signature generation


Path to output signed Host ELF


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