| Security | |
| * Zeroising of local buffers and variables which are used for calculations | |
| in mbedtls_pkcs5_pbkdf2_hmac(), mbedtls_internal_sha*_process(), | |
| mbedtls_internal_md*_process() and mbedtls_internal_ripemd160_process() | |
| functions to erase sensitive data from memory. Reported by | |
| Johan Malmgren and Johan Uppman Bruce from Sectra. |