CONFIG_MBEDTLS_CIPHER_PADDING_PKCS7

Enable MBEDTLS_CIPHER_PADDING_PKCS7

Type: bool

Help

Enable support for PKCS7 padding for CBC cipher functions in mbedTLS.
That is, fill buffer with ll bytes, where ll is padding length.

Direct dependencies

MBEDTLS_CIPHER_MODE_CBC && MBEDTLS_AES_C && MBEDTLS_LEGACY_CRYPTO_C && NRF_SECURITY

(Includes any dependencies from ifs and menus.)

Default

Kconfig definition

At <nrfxlib>/nrf_security/Kconfig.legacy:384

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 → AES-CBC - AES Cipher Block Chaining mode → CBC cipher padding modes

config MBEDTLS_CIPHER_PADDING_PKCS7
    bool "Enable MBEDTLS_CIPHER_PADDING_PKCS7"
    default y if !NET_L2_OPENTHREAD
    depends on MBEDTLS_CIPHER_MODE_CBC && MBEDTLS_AES_C && MBEDTLS_LEGACY_CRYPTO_C && NRF_SECURITY
    help
      Enable support for PKCS7 padding for CBC cipher functions in mbedTLS.
      That is, fill buffer with ll bytes, where ll is padding length.

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