Help¶

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

Direct dependencies¶

NRF_SECURITY_ANY_BACKEND && NORDIC_SECURITY_BACKEND

(Includes any dependencies from ifs and menus.)

Default¶

y

Symbols selected by this symbol¶

Kconfig definition¶

At <nrfxlib>/nrf_security/Kconfig:748

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:9 → <BuildDir>/Kconfig/Kconfig.modules:5 → <nrfxlib>/Kconfig.nrfxlib:13

Menu path: (Top) → Modules → 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.)