config EVM boolean "EVM support" depends on SECURITY select KEYS select ENCRYPTED_KEYS select CRYPTO_HMAC select CRYPTO_SHA1 default n help EVM protects a file's security extended attributes against integrity attacks. If you are unsure how to answer this question, answer N. if EVM menu "EVM options" config EVM_ATTR_FSUUID bool "FSUUID (version 2)" default y depends on EVM help Include filesystem UUID for HMAC calculation. Default value is 'selected', which is former version 2. if 'not selected', it is former version 1 WARNING: changing the HMAC calculation method or adding additional info to the calculation, requires existing EVM labeled file systems to be relabeled. endmenu endif