:orphan:

.. title:: CONFIG_SB_PUBLIC_KEY_LEN

.. kconfig:: CONFIG_SB_PUBLIC_KEY_LEN

CONFIG_SB_PUBLIC_KEY_LEN
########################

*(No prompt -- not directly user assignable.)*

Type: ``int``

Direct dependencies
===================

\ :kconfig:`SECURE_BOOT_CRYPTO <CONFIG_SECURE_BOOT_CRYPTO>`

*(Includes any dependencies from ifs and menus.)*

Defaults
========

- 64 if \ :kconfig:`SB_ECDSA_SECP256R1 <CONFIG_SB_ECDSA_SECP256R1>`
- 256 if \ :kconfig:`SB_RSA_PSS2048 <CONFIG_SB_RSA_PSS2048>`

Kconfig definition
==================



At ``<nRF>/subsys/bootloader/bl_crypto/Kconfig:26``

Included via ``<Zephyr>/Kconfig:8`` → ``<Zephyr>/Kconfig.zephyr:31`` → ``<Zephyr>/modules/Kconfig:6`` → ``<nRF>/doc/_build/kconfig/Kconfig.modules:2`` → ``<nRF>/Kconfig.nrf:54`` → ``<nRF>/subsys/Kconfig:8`` → ``<nRF>/subsys/bootloader/Kconfig:234``

Menu path: (Top) → Modules → nrf (/home/runner/work/sdk-nrf/sdk-nrf/ncs/nrf) → Nordic nRF Connect → Bootloader → Secure Boot Crypto

.. code-block:: kconfig

    config SB_PUBLIC_KEY_LEN
    	int
    	default 64 if SB_ECDSA_SECP256R1
    	default 256 if SB_RSA_PSS2048
    	depends on SECURE_BOOT_CRYPTO

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*