CONFIG_MBEDTLS_CHACHA20_C

CHACHA20 stream cipher support

Type: bool

Help

Enable the CHACHA20 stream cipher.
MBEDTLS_CHACHA20_C setting in mbed TLS config file.

Direct dependencies

TFM_MINIMAL || (NRF_SECURITY_ANY_BACKEND && NORDIC_SECURITY_BACKEND)

(Includes any dependencies from ifs and menus.)

Defaults

  • n

  • y

Kconfig definitions

At <nRF>/modules/trusted-firmware-m/Kconfig.mbedtls_minimal.defconfig:42

Included via <Zephyr>/Kconfig:8<Zephyr>/Kconfig.zephyr:31<Zephyr>/modules/Kconfig:6<nRF>/doc/_build/kconfig/Kconfig.modules:14<nRF>/modules/trusted-firmware-m/Kconfig:39

Menu path: (Top) → Modules → trusted-firmware-m (/home/runner/work/sdk-nrf/sdk-nrf/ncs/modules/tee/tfm)

config MBEDTLS_CHACHA20_C
    bool
    default n
    depends on TFM_MINIMAL

At <nrfxlib>/nrf_security/Kconfig:783

Included via <Zephyr>/Kconfig:8<Zephyr>/Kconfig.zephyr:31<Zephyr>/modules/Kconfig:6<nRF>/doc/_build/kconfig/Kconfig.modules:86<nrfxlib>/Kconfig.nrfxlib:13

Menu path: (Top) → Modules → nrfxlib (/home/runner/work/sdk-nrf/sdk-nrf/ncs/nrfxlib) → Nordic nrfxlib → Nordic Security → Use Nordic provided security backend → AEAD - Authenticated Encryption with Associated Data

config MBEDTLS_CHACHA20_C
    bool "CHACHA20 stream cipher support"
    default y
    select CC3XX_MBEDTLS_CHACHA20_C if CC3XX_SINGLE_BACKEND
    select OBERON_MBEDTLS_CHACHA20_C if OBERON_SINGLE_BACKEND
    select VANILLA_MBEDTLS_CHACHA20_C if MBEDTLS_VANILLA_SINGLE_BACKEND
    depends on NRF_SECURITY_ANY_BACKEND && NORDIC_SECURITY_BACKEND
    help
      Enable the CHACHA20 stream cipher.
      MBEDTLS_CHACHA20_C setting in mbed TLS config file.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)