Overview

Description

The Security Key Management Tool is a key-wrapping tool for use with key-management systems that use security IP modules incorporated in Renesas MCUs and MPUs. This tool is provided to assist in the secure installation and updating of user-application keys and device lifecycle management (DLM) keys.

Topics

New release: Security Key Management Tool V.1.02
Text files and PEM files (some asymmetric keys only) have been added as input key files.

 

Features

  • Compliant with key-management systems that use security IP modules incorporated in Renesas MCUs and MPUs
  • Wrapping of user application keys and DLM keys for secure key installation and secure key updating
  • Key data files can be output in a variety of file formats
  • See details for functions

Release Information

Release Information

Supported Device Family Security IP
RA SCE9(Protected Mode), SCE7, SCE5
RE TSIP-Lite
RX TSIP, TSIP-Lite
RZ TSIP
Synergy SCE7, SCE5

Target Devices

Other Target Families*

Downloads

Title Type Date
ZIP146.84 MB日本語
Software & Tools - Other
ZIP156.15 MB日本語
Software & Tools - Other

Documentation

Title Type Date
PDF1.93 MB日本語
Manual - Software

Additional Details

Functions

Output key data files for use in the installation and updating of secure keys

The Security Key Management Tool supports the following functions required for using Renesas security IP modules to install and update secure keys.

  • Generating User Factory Programming Key (UFPK) files in the Renesas Key Wrap Service format
  • Wrapping DLM keys by using the UFPK for the installation of secure keys*
  • Wrapping user keys by using the UFPK for the installation of secure keys
  • Wrapping user keys by using the Key Update Key (KUK) for the updating of secure keys

*Supported only for RA SCE9

Output files support a variety of file formats

Wrapped key files can be output for different purposes in the file formats listed below.

Format Use Case
Renesas key file*1 Factory key installation
Motorola HEX Factory key installation
C source files Field key update, prototype key installation*2
Binary data Field key update

*1 Supported only for RA SCE9
*2 Not supported for RA SCE9

Example of using the Security Key Management Tool during secure key installation

Image
Securiuty-key-en

For more information about secure key installation and update on Renesas devices, please see www.renesas.com/iot-security.