
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.
Supported Device Family | Security IP |
---|---|
RA | SCE9 (Protected Mode, Compatibility Mode), SCE7, SCE5, SCE5_B |
RE | TSIP-Lite |
RX | TSIP, TSIP-Lite |
RZ | TSIP |
Synergy | SCE7, SCE5 |
Other Target Families*
The Security Key Management Tool supports the following functions required for using Renesas security IP modules to install and update secure keys.
* Only MCU families/security engines that support DLM Key are supported.
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 Only MCU families/security engines that support key injection functionality in the boot firmware are supported.
*2 Not supported for RA SCE9 Protected Mode.
For more information about secure key installation and update on Renesas devices, please see www.renesas.com/iot-security.