Help¶

Enable the AES Xor-encrypt-xor with ciphertext stealing mode (XTS) mode, MBEDTLS_CIPHER_MODE_XTS setting in mbed TLS config file.

Direct dependencies¶

(OBERON_MBEDTLS_AES_C || VANILLA_MBEDTLS_AES_C) && MBEDTLS_AES_C && NRF_SECURITY_ANY_BACKEND && NORDIC_SECURITY_BACKEND

(Includes any dependencies from ifs and menus.)

Default¶

y

Kconfig definition¶

At <nrfxlib>/nrf_security/Kconfig:529

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 → AES - Advanced Encryption Standard

config MBEDTLS_CIPHER_MODE_XTS
    bool "AES-XTS - AES Xor-encrypt-xor with ciphertext stealing mode"
    default y
    depends on (OBERON_MBEDTLS_AES_C || VANILLA_MBEDTLS_AES_C) && MBEDTLS_AES_C && NRF_SECURITY_ANY_BACKEND && NORDIC_SECURITY_BACKEND
    help
      Enable the AES Xor-encrypt-xor with ciphertext stealing mode (XTS) mode,
      MBEDTLS_CIPHER_MODE_XTS setting in mbed TLS config file.

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