CONFIG_MBEDTLS_CIPHER_MODE_CBC

AES-CBC - AES Cipher Block Chaining mode

Type: bool

Help

Enable the AES Cipher Block Chaining (CBC) mode,
MBEDTLS_CIPHER_MODE_CBC setting in mbed TLS config file.

Direct dependencies

NET_L2_OPENTHREAD || TFM_MINIMAL || (MBEDTLS_AES_C && MBEDTLS_LEGACY_CRYPTO_C && NRF_SECURITY)

(Includes any dependencies from ifs and menus.)

Defaults

Kconfig definitions

At <nRF>/subsys/net/openthread/Kconfig.defconfig:65

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:33 → <Zephyr>/modules/Kconfig:6 → <nRF>/doc/_build/kconfig/Kconfig.modules:2 → <nRF>/Kconfig.nrf:7

Menu path: (Top) → Modules → nrf (/home/runner/work/sdk-nrf/sdk-nrf/ncs/nrf)

config MBEDTLS_CIPHER_MODE_CBC
    bool
    default n
    depends on NET_L2_OPENTHREAD

At <nRF>/modules/trusted-firmware-m/Kconfig.mbedtls_minimal.defconfig:27

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:33 → <Zephyr>/modules/Kconfig:6 → <nRF>/doc/_build/kconfig/Kconfig.modules:20 → <nRF>/modules/trusted-firmware-m/Kconfig:55

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

config MBEDTLS_CIPHER_MODE_CBC
    bool
    default n
    depends on TFM_MINIMAL

At <nrfxlib>/nrf_security/Kconfig.legacy:374

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:33 → <Zephyr>/modules/Kconfig:6 → <nRF>/doc/_build/kconfig/Kconfig.modules:92 → <nrfxlib>/Kconfig.nrfxlib:13 → <nrfxlib>/nrf_security/Kconfig:111

Menu path: (Top) → Modules → nrfxlib (/home/runner/work/sdk-nrf/sdk-nrf/ncs/nrfxlib) → Nordic nrfxlib → nrf_security module → Legacy mbed TLS crypto APIs → Enable (legacy) mbed TLS crypto APIs → AES - Advanced Encryption Standard

config MBEDTLS_CIPHER_MODE_CBC
    bool "AES-CBC - AES Cipher Block Chaining mode"
    default y if !NET_L2_OPENTHREAD
    depends on MBEDTLS_AES_C && MBEDTLS_LEGACY_CRYPTO_C && NRF_SECURITY
    help
      Enable the AES Cipher Block Chaining (CBC) mode,
      MBEDTLS_CIPHER_MODE_CBC setting in mbed TLS config file.

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